410 Area Code

Map of 410 code

Local time – 1 timezone

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Eastern timezone

Prefixes – 800 codes

Prefix
Type
Location
Carrier
Assigned
Landline
Mcimetro Access Transmission Services LLC
2004/05/27
(410) 200-0
Wireless
Cellco Partnership DBA Verizon Wireless
2006/08/03
(410) 200-1
Wireless
Cellco Partnership DBA Verizon Wireless
2005/09/07
(410) 200-2
Landline
Idt America, Corp. - MD
2006/04/10
(410) 200-3
Wireless
Cellco Partnership DBA Verizon Wireless
2006/09/06
(410) 200-4
Wireless
Cellco Partnership DBA Verizon Wireless
2007/01/04
(410) 200-5
Wireless
Cellco Partnership DBA Verizon Wireless
2007/03/06
(410) 200-6
Wireless
Cellco Partnership DBA Verizon Wireless
2007/04/04
(410) 200-7
Wireless
Cellco Partnership DBA Verizon Wireless
2007/05/02
(410) 200-8
Wireless
Cellco Partnership DBA Verizon Wireless
2007/07/03
(410) 200-9
Landline
Mcimetro Access Transmission Services LLC
2004/07/07
(410) 201
Landline
Verizon Maryland, Inc.
-
Wireless
Cellco Partnership DBA Verizon Wireless
2004/10/14
(410) 202-0
Landline
Level 3 Communications, LLC - AK
2004/10/18
(410) 202-1
Wireless
Sprint Spectrum, L.P.
2006/01/06
(410) 202-2
Landline
Level 3 Communications, LLC - AK
2005/01/05
(410) 202-3
Landline
Mcimetro Access Transmission Services LLC
2006/03/14
(410) 202-4
Wireless
Sprint Spectrum, L.P.
2006/04/07
(410) 202-5
Wireless
Sprint Spectrum, L.P.
2006/04/07
(410) 202-6
Wireless
Cellco Partnership DBA Verizon Wireless
2006/07/06
(410) 202-7
Wireless
Sprint Spectrum, L.P.
2006/08/25
(410) 202-8
Landline
Level 3 Communications, LLC - AK
2006/08/29
(410) 202-9
Wireless
Cellco Partnership DBA Verizon Wireless
2007/06/04
(410) 203
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 204-0
Unknown
Barr Tell USA, Inc.
2016/11/18
(410) 204-1
Landline
Bandwidth.com CLEC, LLC - MD
2015/04/21
(410) 204-2
Landline
Onvoy, LLC - MD
2016/02/23
(410) 204-3
Landline
Bandwidth.com CLEC, LLC - MD
2018/09/19
(410) 204-4
Landline
Bandwidth.com CLEC, LLC - MD
2015/04/21
(410) 204-5
Landline
Onvoy, LLC - MD
2016/03/16
(410) 204-6
Landline
Verizon Maryland, Inc.
-
(410) 204-7
Landline
Verizon Maryland, Inc.
-
(410) 204-8
Landline
Comcast IP Phone, LLC
2015/10/30
(410) 204-9
Landline
Local Access LLC - MD
2015/12/07
Wireless
New Cingular Wireless PCS, LLC
-
(410) 205-0
Wireless
New Cingular Wireless PCS, LLC
2008/07/03
(410) 205-1
Landline
Bandwidth.com CLEC, LLC - MD
2010/06/16
(410) 205-2
Landline
Xo Maryland, LLC
2009/08/28
(410) 205-3
Wireless
New Cingular Wireless PCS, LLC
2015/06/15
(410) 205-4
Landline
Bandwidth.com CLEC, LLC - MD
2010/09/24
(410) 205-5
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(410) 205-6
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(410) 205-7
Landline
Comcast IP Phone, LLC
2008/11/19
(410) 205-8
Landline
Broadview Networks, Inc. - MD
2010/02/16
(410) 205-9
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
(410) 206
Wireless
New Cingular Wireless PCS, LLC
-
(410) 207
Wireless
Cellco Partnership DBA Verizon Wireless
-
Landline
Verizon Maryland, Inc.
-
(410) 208-0
Landline
Verizon Maryland, Inc.
-
(410) 208-1
Landline
Verizon Maryland, Inc.
-
(410) 208-2
Landline
Verizon Maryland, Inc.
-
(410) 208-3
Landline
Verizon Maryland, Inc.
-
(410) 208-4
Landline
Verizon Maryland, Inc.
-
(410) 208-5
Landline
Onvoy, LLC - MD
2020/07/14
(410) 208-6
Landline
Verizon Maryland, Inc.
-
(410) 208-7
Landline
Onvoy, LLC - MD
2020/05/05
(410) 208-8
Wireless
New Cingular Wireless PCS, LLC
2011/06/07
(410) 208-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 209-0
Wireless
New Cingular Wireless PCS, LLC
2003/03/13
(410) 209-1
Landline
Verizon Maryland, Inc.
-
(410) 209-2
Landline
Verizon Maryland, Inc.
-
(410) 209-3
Landline
Verizon Maryland, Inc.
-
(410) 209-4
Landline
Verizon Maryland, Inc.
-
(410) 209-5
Landline
Verizon Maryland, Inc.
-
(410) 209-6
Landline
Verizon Maryland, Inc.
-
(410) 209-7
Wireless
New Cingular Wireless PCS, LLC
2003/03/13
(410) 209-8
Landline
Verizon Maryland, Inc.
-
(410) 209-9
Wireless
New Cingular Wireless PCS, LLC
2003/03/13
Wireless
Cellco Partnership DBA Verizon Wireless
2020/01/08
(410) 210-0
Wireless
Cellco Partnership DBA Verizon Wireless
2021/06/29
(410) 210-1
Wireless
Cellco Partnership DBA Verizon Wireless
2021/06/29
(410) 210-2
Landline
Twilio International, Inc.
2020/11/30
(410) 210-3
Wireless
Onvoy Spectrum, LLC
2021/01/27
(410) 210-4
Landline
Peerless Network of Maryland, LLC
2020/01/27
(410) 210-5
Wireless
New Cingular Wireless PCS, LLC
2020/03/26
(410) 210-6
Wireless
New Cingular Wireless PCS, LLC
2020/04/08
(410) 210-7
Wireless
New Cingular Wireless PCS, LLC
2020/04/08
(410) 210-8
Wireless
Onvoy Spectrum, LLC
2021/01/27
(410) 210-9
Wireless
New Cingular Wireless PCS, LLC
2020/04/08
(410) 211
Unknown
-
-
-
(410) 212
Wireless
Sprint Spectrum, L.P.
-
Landline
Verizon Maryland, Inc.
-
(410) 213-0
Landline
Verizon Maryland, Inc.
-
(410) 213-1
Landline
Verizon Maryland, Inc.
-
(410) 213-2
Landline
Verizon Maryland, Inc.
-
(410) 213-3
Landline
Onvoy, LLC - MD
2019/02/06
(410) 213-4
Landline
Comcast IP Phone, LLC
2018/03/28
(410) 213-5
Landline
Mcimetro Access Transmission Services LLC
2008/10/21
(410) 213-6
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 213-7
Landline
Verizon Maryland, Inc.
-
(410) 213-8
Landline
Verizon Maryland, Inc.
-
(410) 213-9
Landline
Verizon Maryland, Inc.
-
Landline
Core Communications, Inc.- MD
2009/03/11
(410) 214-0
Landline
Core Communications, Inc.- MD
2009/03/12
(410) 214-1
Landline
Core Communications, Inc.- MD
2018/05/23
(410) 214-2
Landline
Armstrong Telecommunications, Inc. - KY
2017/06/13
(410) 214-3
Landline
Core Communications, Inc.- MD
2018/05/23
(410) 214-4
Landline
Core Communications, Inc.- MD
2018/05/23
(410) 214-5
Landline
Twilio International, Inc.
2020/12/01
(410) 214-8
Landline
Core Communications, Inc.- MD
2019/06/10
(410) 214-9
Landline
Core Communications, Inc.- MD
2019/06/10
(410) 215
Wireless
Cellco Partnership DBA Verizon Wireless
-
Landline
Verizon Maryland, Inc.
-
(410) 216-0
Landline
Onvoy, LLC - MD
2016/03/16
(410) 216-1
Landline
Peerless Network of Maryland, LLC
2015/05/13
(410) 216-2
Landline
Comcast IP Phone, LLC
2015/12/01
(410) 216-3
Landline
Level 3 Communications, LLC - AK
2015/03/24
(410) 216-4
Landline
Bandwidth.com CLEC, LLC - MD
2015/06/08
(410) 216-5
Landline
Onvoy, LLC - MD
2015/07/15
(410) 216-6
Landline
Verizon Maryland, Inc.
-
(410) 216-7
Landline
Verizon Maryland, Inc.
-
(410) 216-8
Landline
Verizon Maryland, Inc.
-
(410) 216-9
Landline
Verizon Maryland, Inc.
-
(410) 217
Landline
Verizon Maryland, Inc.
-
(410) 218
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 219
Landline
Verizon Maryland, Inc.
-
Wireless
Sprint Spectrum, L.P.
2011/09/30
(410) 220-0
Landline
Peerless Network of Maryland, LLC
2013/04/04
(410) 220-1
Landline
Bandwidth.com CLEC, LLC - MD
2012/11/09
(410) 220-2
Landline
Onvoy, LLC - MD
2012/02/06
(410) 220-3
Landline
Comcast IP Phone, LLC
2012/11/12
(410) 220-4
Landline
Peerless Network of Maryland, LLC
2013/04/04
(410) 220-5
Landline
Bandwidth.com CLEC, LLC - MD
2013/05/21
(410) 220-6
Landline
Onvoy, LLC - MD
2013/07/15
(410) 220-7
Wireless
Sprint Spectrum, L.P.
2011/10/04
(410) 220-8
Wireless
Sprint Spectrum, L.P.
2011/10/04
(410) 220-9
Wireless
Sprint Spectrum, L.P.
2011/10/04
(410) 221
Landline
Verizon Maryland, Inc.
-
(410) 222
Landline
Verizon Maryland, Inc.
-
(410) 223
Landline
Verizon Maryland, Inc.
-
(410) 224
Landline
Verizon Maryland, Inc.
-
(410) 225
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 226-0
Landline
Verizon Maryland, Inc.
-
(410) 226-1
Landline
Idt America, Corp. - MD
2006/04/10
(410) 226-2
Landline
Core Communications, Inc.- MD
2004/03/05
(410) 226-3
Landline
Us Lec of Maryland, Inc.
2014/05/19
(410) 226-4
Landline
Level 3 Communications, LLC - AK
2016/09/22
(410) 226-5
Landline
Verizon Maryland, Inc.
-
(410) 226-6
Wireless
New Cingular Wireless PCS, LLC
2013/04/25
(410) 226-7
Landline
Onvoy, LLC - MD
2017/03/21
(410) 226-8
Landline
Telnyx LLC
2017/08/31
(410) 226-9
Landline
Telnyx LLC
2019/11/07
(410) 227
Wireless
New Cingular Wireless PCS, LLC
-
(410) 228
Landline
Verizon Maryland, Inc.
-
(410) 229
Landline
Verizon Maryland, Inc.
-
(410) 230
Landline
Verizon Maryland, Inc.
-
Wireless
New Cingular Wireless PCS, LLC
-
(410) 231-0
Wireless
New Cingular Wireless PCS, LLC
-
(410) 231-1
Wireless
New Cingular Wireless PCS, LLC
-
(410) 231-2
Landline
Comcast IP Phone, LLC
2007/07/17
(410) 231-3
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
(410) 231-4
Wireless
New Cingular Wireless PCS, LLC
-
(410) 231-5
Landline
AT&T - Local
2007/07/10
(410) 231-6
Wireless
New Cingular Wireless PCS, LLC
-
(410) 231-7
Landline
Peerless Network of Maryland, LLC
2013/04/05
(410) 231-8
Wireless
New Cingular Wireless PCS, LLC
-
(410) 231-9
Wireless
New Cingular Wireless PCS, LLC
-
(410) 232
Wireless
USA Mobility Wireless, Inc.
-
(410) 233
Landline
Verizon Maryland, Inc.
-
(410) 234
Landline
Verizon Maryland, Inc.
-
(410) 235
Landline
Verizon Maryland, Inc.
-
(410) 236
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 237-0
Wireless
Brightlink Communications, LLC
2018/06/25
(410) 237-1
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 237-2
Landline
Verizon Maryland, Inc.
-
(410) 237-3
Landline
Verizon Maryland, Inc.
-
(410) 237-4
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 237-5
Landline
Verizon Maryland, Inc.
-
(410) 237-6
Landline
Onvoy, LLC - MD
2017/05/22
(410) 237-7
Landline
Onvoy, LLC - MD
2017/11/01
(410) 237-8
Landline
Onvoy, LLC - MD
2017/11/01
(410) 237-9
Landline
Core Communications, Inc.- MD
2018/10/11
Landline
Verizon Maryland, Inc.
-
(410) 238-0
Landline
Verizon Maryland, Inc.
-
(410) 238-1
Landline
Verizon Maryland, Inc.
-
(410) 238-2
Landline
Verizon Maryland, Inc.
-
(410) 238-3
Landline
Verizon Maryland, Inc.
-
(410) 238-4
Landline
Verizon Maryland, Inc.
-
(410) 238-5
Landline
Verizon Maryland, Inc.
-
(410) 238-6
Landline
Verizon Maryland, Inc.
-
(410) 238-7
Landline
Verizon Maryland, Inc.
-
(410) 238-8
Landline
Verizon Maryland, Inc.
-
(410) 238-9
Landline
Baltimore-washington Telephone (Bwt)
2015/05/18
(410) 239
Landline
Verizon Maryland, Inc.
-
Wireless
Sprint Spectrum, L.P.
2011/10/06
(410) 240-0
Wireless
Sprint Spectrum, L.P.
2011/10/07
(410) 240-1
Wireless
Sprint Spectrum, L.P.
2011/10/07
(410) 240-2
Wireless
Sprint Spectrum, L.P.
2011/10/07
(410) 240-3
Wireless
Sprint Spectrum, L.P.
2011/10/07
(410) 240-4
Wireless
Sprint Spectrum, L.P.
2011/10/07
(410) 240-5
Wireless
Sprint Spectrum, L.P.
2011/10/07
(410) 240-6
Wireless
Sprint Spectrum, L.P.
2011/10/07
(410) 240-7
Wireless
Sprint Spectrum, L.P.
2011/10/07
(410) 240-8
Wireless
Sprint Spectrum, L.P.
2011/10/07
(410) 240-9
Wireless
Sprint Spectrum, L.P.
2011/10/07
(410) 241
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 242
Landline
Verizon Maryland, Inc.
-
(410) 243
Landline
Verizon Maryland, Inc.
-
(410) 244
Landline
Verizon Maryland, Inc.
-
(410) 245
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 246-0
Landline
Mcimetro Access Transmission Services LLC
-
(410) 246-1
Landline
Mcimetro Access Transmission Services LLC
-
(410) 246-2
Landline
Mcimetro Access Transmission Services LLC
-
(410) 246-3
Landline
Mcimetro Access Transmission Services LLC
-
(410) 246-4
Landline
Level 3 Communications, LLC - AK
2010/07/16
(410) 246-5
Landline
Mcimetro Access Transmission Services LLC
-
(410) 246-6
Landline
Mcimetro Access Transmission Services LLC
-
(410) 246-7
Landline
Mcimetro Access Transmission Services LLC
-
(410) 246-8
Landline
Mcimetro Access Transmission Services LLC
-
(410) 246-9
Landline
Mcimetro Access Transmission Services LLC
-
(410) 247
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 248-0
Landline
Verizon Maryland, Inc.
-
(410) 248-1
Landline
Verizon Maryland, Inc.
-
(410) 248-2
Landline
Verizon Maryland, Inc.
-
(410) 248-3
Landline
Verizon Maryland, Inc.
-
(410) 248-4
Landline
Verizon Maryland, Inc.
-
(410) 248-5
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2003/10/17
(410) 248-7
Landline
Core Communications, Inc.- MD
2019/03/15
(410) 248-8
Landline
Verizon Maryland, Inc.
-
(410) 248-9
Landline
Verizon Maryland, Inc.
-
(410) 249
Landline
Verizon Maryland, Inc.
-
(410) 250
Landline
Verizon Maryland, Inc.
-
(410) 251
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 252
Landline
Verizon Maryland, Inc.
-
(410) 253
Wireless
New Cingular Wireless PCS, LLC
-
(410) 254
Landline
Verizon Maryland, Inc.
-
(410) 255
Landline
Verizon Maryland, Inc.
-
(410) 256
Landline
Verizon Maryland, Inc.
-
(410) 257
Landline
Verizon Maryland, Inc.
-
(410) 258
Wireless
Sprint Spectrum, L.P.
-
(410) 259
Wireless
Cellco Partnership DBA Verizon Wireless
-
Landline
Verizon Maryland, Inc.
-
(410) 260-0
Landline
Bandwidth.com CLEC, LLC - MD
2011/06/07
(410) 260-1
Landline
Verizon Maryland, Inc.
-
(410) 260-2
Landline
Verizon Maryland, Inc.
-
(410) 260-3
Landline
Verizon Maryland, Inc.
-
(410) 260-4
Landline
Verizon Maryland, Inc.
-
(410) 260-5
Landline
Verizon Maryland, Inc.
-
(410) 260-6
Landline
Verizon Maryland, Inc.
-
(410) 260-7
Landline
Verizon Maryland, Inc.
-
(410) 260-8
Landline
Verizon Maryland, Inc.
-
(410) 260-9
Wireless
Sprint Spectrum, L.P.
2011/09/28
Landline
Verizon Maryland, Inc.
-
(410) 261-0
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 261-1
Landline
Verizon Maryland, Inc.
-
(410) 261-2
Landline
Verizon Maryland, Inc.
-
(410) 261-3
Landline
Verizon Maryland, Inc.
-
(410) 261-4
Landline
Onvoy, LLC - MD
2016/04/20
(410) 261-5
Landline
Verizon Maryland, Inc.
-
(410) 261-6
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 261-7
Landline
Verizon Maryland, Inc.
-
(410) 261-8
Landline
Verizon Maryland, Inc.
-
(410) 261-9
Wireless
Sprint Spectrum, L.P.
2005/08/23
(410) 262
Wireless
Sprint Spectrum, L.P.
-
(410) 263
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 264-0
Landline
Verizon Maryland, Inc.
-
(410) 264-1
Landline
Peerless Network of Maryland, LLC
2019/02/06
(410) 264-2
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 264-3
Landline
Verizon Maryland, Inc.
-
(410) 264-4
Landline
Verizon Maryland, Inc.
-
(410) 264-5
Landline
Verizon Maryland, Inc.
-
(410) 264-6
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 264-7
Landline
Verizon Maryland, Inc.
-
(410) 264-8
Landline
Verizon Maryland, Inc.
-
(410) 264-9
Landline
Verizon Maryland, Inc.
-
(410) 265
Landline
Verizon Maryland, Inc.
-
(410) 266
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 267-0
Landline
Verizon Maryland, Inc.
-
(410) 267-1
Landline
Verizon Maryland, Inc.
-
(410) 267-2
Landline
Verizon Maryland, Inc.
-
(410) 267-3
Landline
Onvoy, LLC - MD
2016/03/02
(410) 267-4
Landline
Onvoy, LLC - MD
2016/03/02
(410) 267-5
Landline
Verizon Maryland, Inc.
-
(410) 267-6
Landline
Verizon Maryland, Inc.
-
(410) 267-7
Landline
Verizon Maryland, Inc.
-
(410) 267-8
Landline
Verizon Maryland, Inc.
-
(410) 267-9
Landline
Verizon Maryland, Inc.
-
(410) 268
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 269-0
Landline
Verizon Maryland, Inc.
-
(410) 269-1
Landline
Verizon Maryland, Inc.
-
(410) 269-2
Landline
Verizon Maryland, Inc.
-
(410) 269-3
Wireless
Sprint Spectrum, L.P.
2011/08/09
(410) 269-4
Landline
Verizon Maryland, Inc.
-
(410) 269-5
Landline
Verizon Maryland, Inc.
-
(410) 269-6
Landline
Verizon Maryland, Inc.
-
(410) 269-7
Landline
Verizon Maryland, Inc.
-
(410) 269-8
Landline
Verizon Maryland, Inc.
-
(410) 269-9
Wireless
Sprint Spectrum, L.P.
2011/08/09
(410) 270
Wireless
Redi-call Communications Co.
-
(410) 271
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 272
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 273-0
Landline
Verizon Maryland, Inc.
-
(410) 273-1
Landline
Verizon Maryland, Inc.
-
(410) 273-2
Landline
Verizon Maryland, Inc.
-
(410) 273-3
Landline
Verizon Maryland, Inc.
2016/02/12
(410) 273-4
Landline
Verizon Maryland, Inc.
-
(410) 273-5
Landline
Verizon Maryland, Inc.
-
(410) 273-6
Landline
Verizon Maryland, Inc.
-
(410) 273-7
Landline
Verizon Maryland, Inc.
-
(410) 273-8
Landline
Verizon Maryland, Inc.
-
(410) 273-9
Landline
Verizon Maryland, Inc.
-
(410) 274
Wireless
Cellco Partnership DBA Verizon Wireless
-
Landline
Verizon Maryland, Inc.
-
(410) 275-0
Landline
Onvoy, LLC - MD
2017/03/20
(410) 275-1
Landline
Verizon Maryland, Inc.
-
(410) 275-2
Landline
Verizon Maryland, Inc.
-
(410) 275-3
Landline
Telnyx LLC
2017/08/31
(410) 275-4
Landline
Comcast IP Phone, LLC
2014/04/18
(410) 275-5
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 275-6
Landline
Us Lec of Maryland, Inc.
2014/10/13
(410) 275-7
Landline
Teleport Communications America - ID - LLC
2014/09/24
(410) 275-8
Landline
Verizon Maryland, Inc.
-
(410) 275-9
Landline
Verizon Maryland, Inc.
-
(410) 276
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 277-0
Landline
Verizon Maryland, Inc.
-
(410) 277-1
Landline
Local Access LLC - MD
2015/02/23
(410) 277-2
Landline
Verizon Maryland, Inc.
-
(410) 277-3
Landline
Verizon Maryland, Inc.
-
(410) 277-4
Landline
Verizon Maryland, Inc.
-
(410) 277-5
Landline
Verizon Maryland, Inc.
-
(410) 277-6
Landline
Verizon Maryland, Inc.
-
(410) 277-7
Landline
Verizon Maryland, Inc.
-
(410) 277-8
Landline
Verizon Maryland, Inc.
-
(410) 277-9
Landline
Verizon Maryland, Inc.
-
(410) 278
Landline
Verizon Maryland, Inc.
-
(410) 279
Wireless
Cellco Partnership DBA Verizon Wireless
-
Landline
Verizon Maryland, Inc.
-
(410) 280-0
Landline
Verizon Maryland, Inc.
-
(410) 280-1
Landline
Verizon Maryland, Inc.
-
(410) 280-2
Landline
Verizon Maryland, Inc.
-
(410) 280-3
Landline
Verizon Maryland, Inc.
-
(410) 280-4
Landline
Verizon Maryland, Inc.
-
(410) 280-5
Landline
Verizon Maryland, Inc.
-
(410) 280-6
Landline
Verizon Maryland, Inc.
-
(410) 280-7
Landline
Onvoy, LLC - MD
2016/02/23
(410) 280-8
Landline
Verizon Maryland, Inc.
-
(410) 280-9
Landline
Verizon Maryland, Inc.
-
(410) 281
Landline
Verizon Maryland, Inc.
-
(410) 282
Landline
Verizon Maryland, Inc.
-
(410) 283
Wireless
USA Mobility Wireless, Inc.
-
(410) 284
Landline
Verizon Maryland, Inc.
-
(410) 285
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 286-0
Landline
Verizon Maryland, Inc.
-
(410) 286-1
Landline
Level 3 Communications, LLC - AK
2005/06/20
(410) 286-2
Landline
Verizon Maryland, Inc.
-
(410) 286-3
Landline
Verizon Maryland, Inc.
-
(410) 286-4
Landline
Level 3 Communications, LLC - AK
2016/07/18
(410) 286-5
Landline
Verizon Maryland, Inc.
-
(410) 286-6
Landline
Verizon Maryland, Inc.
-
(410) 286-7
Landline
Verizon Maryland, Inc.
-
(410) 286-8
Landline
Verizon Maryland, Inc.
-
(410) 286-9
Landline
Verizon Maryland, Inc.
-
(410) 287
Landline
Verizon Maryland, Inc.
-
(410) 288
Landline
Verizon Maryland, Inc.
-
(410) 289
Landline
Verizon Maryland, Inc.
-
(410) 290
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 291-0
Landline
Verizon Maryland, Inc.
-
(410) 291-1
Wireless
Brightlink Communications, LLC
2017/05/08
(410) 291-2
Landline
Level 3 Communications, LLC - AK
2017/10/17
(410) 291-3
Landline
Verizon Maryland, Inc.
-
(410) 291-4
Landline
Verizon Maryland, Inc.
-
(410) 291-5
Landline
Verizon Maryland, Inc.
-
(410) 291-6
Landline
Us Lec of Maryland, Inc.
2017/08/03
(410) 291-7
Landline
Centurylink Communications, LLC LA
2017/07/10
(410) 291-8
Wireless
Brightlink Communications, LLC
2017/05/08
(410) 291-9
Landline
Local Access LLC - MD
2019/03/27
(410) 292
Wireless
New Cingular Wireless PCS, LLC
-
(410) 293
Landline
Paetec Communications, Inc. - CA
-
(410) 294
Wireless
New Cingular Wireless PCS, LLC
-
(410) 295
Landline
Verizon Maryland, Inc.
-
(410) 296
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 297-0
Landline
Bandwidth.com CLEC, LLC - MD
2015/04/21
(410) 297-1
Wireless
Omnipoint Communications Cap Operations, LLC
2016/01/07
(410) 297-2
Landline
Verizon Maryland, Inc.
-
(410) 297-3
Landline
Verizon Maryland, Inc.
-
(410) 297-4
Landline
Verizon Maryland, Inc.
-
(410) 297-5
Landline
Verizon Maryland, Inc.
-
(410) 297-6
Landline
Verizon Maryland, Inc.
-
(410) 297-7
Landline
Bandwidth.com CLEC, LLC - MD
2015/04/21
(410) 297-8
Landline
Verizon Maryland, Inc.
-
(410) 297-9
Landline
Verizon Maryland, Inc.
-
(410) 298
Landline
Verizon Maryland, Inc.
-
(410) 299
Wireless
Cellco Partnership DBA Verizon Wireless
-
Prefix
Type
Location
Carrier
Assigned
Wireless
Sprint Spectrum, L.P.
2004/07/15
(410) 300-0
Wireless
Sprint Spectrum, L.P.
2006/05/01
(410) 300-1
Wireless
Sprint Spectrum, L.P.
2004/07/20
(410) 300-2
Wireless
Sprint Spectrum, L.P.
2005/12/05
(410) 300-3
Wireless
Sprint Spectrum, L.P.
2005/12/05
(410) 300-4
Wireless
Sprint Spectrum, L.P.
2005/12/05
(410) 300-5
Wireless
Sprint Spectrum, L.P.
2004/07/20
(410) 300-6
Wireless
Sprint Spectrum, L.P.
2004/07/20
(410) 300-7
Wireless
Sprint Spectrum, L.P.
2004/07/20
(410) 300-8
Wireless
Sprint Spectrum, L.P.
2004/07/15
(410) 300-9
Wireless
Sprint Spectrum, L.P.
2004/07/15
Wireless
Sprint Spectrum, L.P.
2011/10/06
(410) 301-0
Wireless
Sprint Spectrum, L.P.
2011/10/07
(410) 301-1
Wireless
Sprint Spectrum, L.P.
2011/10/07
(410) 301-2
Wireless
Sprint Spectrum, L.P.
2011/10/07
(410) 301-3
Wireless
Sprint Spectrum, L.P.
2011/10/07
(410) 301-4
Wireless
Sprint Spectrum, L.P.
2011/10/07
(410) 301-5
Wireless
Sprint Spectrum, L.P.
2011/10/07
(410) 301-6
Wireless
Sprint Spectrum, L.P.
2011/10/07
(410) 301-7
Wireless
Sprint Spectrum, L.P.
2011/10/07
(410) 301-8
Wireless
Sprint Spectrum, L.P.
2011/10/07
(410) 301-9
Wireless
Sprint Spectrum, L.P.
2011/10/07
(410) 302
Wireless
New Cingular Wireless PCS, LLC
-
(410) 303
Wireless
Cellco Partnership DBA Verizon Wireless
-
Landline
Idt America, Corp. - MD
2006/03/29
(410) 304-0
Landline
Telnyx LLC
2017/08/31
(410) 304-1
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 304-2
Landline
Idt America, Corp. - MD
2006/04/05
(410) 304-3
Landline
Mcimetro Access Transmission Services LLC
2008/12/30
(410) 304-4
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
2011/01/04
(410) 304-5
Landline
Us Lec of Maryland, Inc.
2012/06/29
(410) 304-6
Landline
Onvoy, LLC - MD
2018/04/30
(410) 304-7
Landline
Onvoy, LLC - MD
2017/03/21
(410) 304-8
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 304-9
Landline
Core Communications, Inc.- MD
2018/05/24
Landline
Verizon Maryland, Inc.
-
(410) 305-0
Landline
Verizon Maryland, Inc.
-
(410) 305-1
Landline
Verizon Maryland, Inc.
-
(410) 305-2
Landline
Verizon Maryland, Inc.
-
(410) 305-3
Landline
Verizon Maryland, Inc.
-
(410) 305-4
Landline
Comcast IP Phone, LLC
2007/07/17
(410) 305-5
Landline
Verizon Maryland, Inc.
-
(410) 305-6
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 305-7
Landline
Level 3 Communications, LLC - AK
2009/09/29
(410) 305-8
Landline
Comcast IP Phone, LLC
2007/11/20
(410) 305-9
Landline
Bandwidth.com CLEC, LLC - MD
2009/12/03
Landline
Verizon Maryland, Inc.
-
(410) 306-0
Landline
Verizon Maryland, Inc.
-
(410) 306-1
Landline
Verizon Maryland, Inc.
-
(410) 306-2
Landline
Verizon Maryland, Inc.
-
(410) 306-3
Landline
Verizon Maryland, Inc.
-
(410) 306-4
Landline
Verizon Maryland, Inc.
-
(410) 306-5
Wireless
Omnipoint Communications Cap Operations, LLC
2013/04/23
(410) 306-6
Landline
Comcast IP Phone, LLC
2005/02/10
(410) 306-7
Landline
Us Lec of Maryland, Inc.
2005/02/12
(410) 306-8
Landline
Verizon Maryland, Inc.
-
(410) 306-9
Landline
Atx Telecommunications Services, Ltd
2003/02/03
Landline
Verizon Maryland, Inc.
-
(410) 307-0
Wireless
Cellco Partnership DBA Verizon Wireless
2018/09/14
(410) 307-1
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2003/10/17
(410) 307-2
Landline
Verizon Maryland, Inc.
-
(410) 307-3
Wireless
Cellco Partnership DBA Verizon Wireless
2018/11/09
(410) 307-4
Wireless
Cellco Partnership DBA Verizon Wireless
2018/11/09
(410) 307-5
Landline
Verizon Maryland, Inc.
-
(410) 307-6
Landline
Verizon Maryland, Inc.
-
(410) 307-7
Wireless
Cellco Partnership DBA Verizon Wireless
2018/11/09
(410) 307-8
Wireless
Cellco Partnership DBA Verizon Wireless
2018/09/14
(410) 307-9
Wireless
Cellco Partnership DBA Verizon Wireless
2018/05/17
(410) 308
Landline
Verizon Maryland, Inc.
-
(410) 309
Landline
Verizon Maryland, Inc.
-
(410) 310
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 311
Unknown
-
-
-
(410) 312
Landline
Verizon Maryland, Inc.
-
(410) 313
Landline
Verizon Maryland, Inc.
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 314-0
Landline
Commio, LLC
2021/05/18
(410) 314-1
Landline
Mcimetro Access Transmission Services LLC
-
(410) 314-2
Landline
Mcimetro Access Transmission Services LLC
-
(410) 314-3
Landline
Core Communications, Inc.- MD
2018/05/23
(410) 314-4
Landline
Telnyx LLC
2017/03/02
(410) 314-5
Landline
Atx Telecommunications Services, Ltd
2004/02/27
(410) 314-6
Wireless
T-mobile USA, Inc.
2013/07/02
(410) 314-7
Landline
Core Communications, Inc.- MD
2018/05/23
(410) 314-8
Wireless
T-mobile USA, Inc.
2013/07/02
(410) 314-9
Landline
Mcimetro Access Transmission Services LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 315-0
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 315-1
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 315-2
Landline
Local Access LLC - MD
2019/03/27
(410) 315-3
Landline
Core Communications, Inc.- MD
2019/04/05
(410) 315-4
Landline
Core Communications, Inc.- MD
2019/04/05
(410) 315-5
Landline
Verizon Maryland, Inc.
-
(410) 315-6
Landline
Verizon Maryland, Inc.
-
(410) 315-7
Landline
Verizon Maryland, Inc.
-
(410) 315-8
Landline
Verizon Maryland, Inc.
-
(410) 315-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 316-0
Landline
Verizon Maryland, Inc.
-
(410) 316-1
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2003/10/17
(410) 316-2
Landline
Verizon Maryland, Inc.
-
(410) 316-3
Landline
Teleport Communications America - ID - LLC
-
(410) 316-4
Landline
Teleport Communications America - ID - LLC
-
(410) 316-5
Landline
Verizon Maryland, Inc.
-
(410) 316-6
Landline
Bandwidth.com CLEC, LLC - MD
2018/07/23
(410) 316-7
Landline
Verizon Maryland, Inc.
-
(410) 316-8
Landline
Verizon Maryland, Inc.
-
(410) 316-9
Landline
Atx Telecommunications Services, Ltd
2004/01/08
Landline
Mcimetro Access Transmission Services LLC
-
(410) 317-1
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2004/01/21
(410) 317-2
Landline
Core Communications, Inc.- MD
2004/03/01
(410) 317-4
Landline
Mcimetro Access Transmission Services LLC
-
(410) 317-5
Landline
Comcast IP Phone, LLC
2007/09/10
(410) 317-6
Landline
Broadview Networks, Inc. - MD
2009/12/23
(410) 317-7
Landline
Core Communications, Inc.- MD
2008/04/18
(410) 317-8
Landline
Level 3 Communications, LLC - AK
2008/04/28
(410) 317-9
Landline
Mcimetro Access Transmission Services LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 318-0
Landline
Verizon Maryland, Inc.
-
(410) 318-1
Landline
Verizon Maryland, Inc.
-
(410) 318-2
Landline
Verizon Maryland, Inc.
-
(410) 318-3
Landline
Verizon Maryland, Inc.
-
(410) 318-4
Landline
Verizon Maryland, Inc.
-
(410) 318-5
Landline
Verizon Maryland, Inc.
-
(410) 318-6
Landline
Verizon Maryland, Inc.
-
(410) 318-7
Landline
Verizon Maryland, Inc.
-
(410) 318-8
Landline
Verizon Maryland, Inc.
-
(410) 318-9
Wireless
Omnipoint Communications Cap Operations, LLC
2004/07/30
Landline
Verizon Maryland, Inc.
-
(410) 319-0
Landline
Atx Telecommunications Services, Ltd
2004/01/23
(410) 319-1
Landline
Verizon Maryland, Inc.
-
(410) 319-2
Landline
Level 3 Communications, LLC - AK
2019/01/09
(410) 319-3
Landline
Verizon Maryland, Inc.
-
(410) 319-5
Landline
Verizon Maryland, Inc.
-
(410) 319-6
Landline
Verizon Maryland, Inc.
-
(410) 319-7
Landline
Verizon Maryland, Inc.
-
(410) 319-8
Landline
Verizon Maryland, Inc.
-
(410) 319-9
Landline
Verizon Maryland, Inc.
-
(410) 320
Wireless
Sprint Spectrum, L.P.
-
(410) 321
Landline
Verizon Maryland, Inc.
-
(410) 322
Wireless
New Cingular Wireless PCS, LLC
-
(410) 323
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 324-0
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 324-1
Landline
Verizon Maryland, Inc.
-
(410) 324-2
Landline
Bandwidth.com CLEC, LLC - MD
2015/04/22
(410) 324-3
Landline
Bandwidth.com CLEC, LLC - MD
2015/04/22
(410) 324-4
Landline
Verizon Maryland, Inc.
-
(410) 324-5
Landline
Verizon Maryland, Inc.
-
(410) 324-6
Landline
Onvoy, LLC - MD
2016/01/29
(410) 324-7
Landline
Onvoy, LLC - MD
2016/02/23
(410) 324-8
Landline
Verizon Maryland, Inc.
-
(410) 324-9
Landline
Baltimore-washington Telephone (Bwt)
2015/06/23
Landline
Verizon Maryland, Inc.
-
(410) 325-0
Wireless
Sprint Spectrum, L.P.
2005/09/07
(410) 325-1
Landline
Verizon Maryland, Inc.
-
(410) 325-2
Landline
Verizon Maryland, Inc.
-
(410) 325-3
Landline
Verizon Maryland, Inc.
-
(410) 325-4
Landline
Verizon Maryland, Inc.
-
(410) 325-5
Landline
Verizon Maryland, Inc.
-
(410) 325-6
Landline
Verizon Maryland, Inc.
-
(410) 325-7
Landline
Verizon Maryland, Inc.
-
(410) 325-8
Landline
Verizon Maryland, Inc.
-
(410) 325-9
Landline
Verizon Maryland, Inc.
-
(410) 326
Landline
Verizon Maryland, Inc.
-
(410) 327
Landline
Verizon Maryland, Inc.
-
(410) 328
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 329-0
Wireless
T-mobile USA, Inc.
2016/05/18
(410) 329-1
Landline
Verizon Maryland, Inc.
-
(410) 329-2
Landline
Verizon Maryland, Inc.
-
(410) 329-3
Landline
Verizon Maryland, Inc.
-
(410) 329-4
Wireless
Cellco Partnership DBA Verizon Wireless
2019/02/11
(410) 329-5
Landline
Verizon Maryland, Inc.
-
(410) 329-6
Landline
Verizon Maryland, Inc.
-
(410) 329-7
Landline
Verizon Maryland, Inc.
-
(410) 329-8
Wireless
Cellco Partnership DBA Verizon Wireless
2018/08/03
(410) 329-9
Landline
Verizon Maryland, Inc.
-
Wireless
New Cingular Wireless PCS, LLC
-
(410) 330-0
Wireless
New Cingular Wireless PCS, LLC
-
(410) 330-1
Wireless
New Cingular Wireless PCS, LLC
-
(410) 330-2
Wireless
New Cingular Wireless PCS, LLC
-
(410) 330-3
Wireless
New Cingular Wireless PCS, LLC
-
(410) 330-4
Wireless
New Cingular Wireless PCS, LLC
-
(410) 330-5
Wireless
New Cingular Wireless PCS, LLC
-
(410) 330-6
Wireless
New Cingular Wireless PCS, LLC
-
(410) 330-7
Wireless
Sprint Spectrum, L.P.
2003/01/08
(410) 330-8
Wireless
Sprint Spectrum, L.P.
2002/11/26
(410) 330-9
Wireless
New Cingular Wireless PCS, LLC
-
(410) 331
Wireless
USA Mobility Wireless, Inc.
-
(410) 332
Landline
Verizon Maryland, Inc.
-
(410) 333
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 334-0
Wireless
Cellco Partnership DBA Verizon Wireless
2016/12/05
(410) 334-2
Landline
Verizon Maryland, Inc.
-
(410) 334-3
Landline
Verizon Maryland, Inc.
-
(410) 334-4
Landline
Core Communications, Inc.- MD
2019/04/16
(410) 334-5
Landline
Verizon Maryland, Inc.
-
(410) 334-6
Landline
Verizon Maryland, Inc.
-
(410) 334-7
Landline
Verizon Maryland, Inc.
-
(410) 334-8
Wireless
Brightlink Communications, LLC
2017/10/16
(410) 334-9
Wireless
Brightlink Communications, LLC
2017/10/16
(410) 335
Landline
Verizon Maryland, Inc.
-
(410) 336
Wireless
New Cingular Wireless PCS, LLC
-
(410) 337
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 338-0
Landline
Verizon Maryland, Inc.
-
(410) 338-1
Landline
Verizon Maryland, Inc.
-
(410) 338-2
Landline
Verizon Maryland, Inc.
-
(410) 338-3
Landline
Verizon Maryland, Inc.
-
(410) 338-4
Landline
Verizon Maryland, Inc.
-
(410) 338-5
Landline
Verizon Maryland, Inc.
-
(410) 338-6
Landline
Verizon Maryland, Inc.
-
(410) 338-7
Landline
Verizon Maryland, Inc.
-
(410) 338-8
Landline
Verizon Maryland, Inc.
-
(410) 338-9
Landline
Local Access LLC - MD
2019/03/27
Landline
Verizon Maryland, Inc.
-
(410) 339-0
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 339-1
Landline
Onvoy, LLC - MD
2016/03/16
(410) 339-2
Wireless
Cellco Partnership DBA Verizon Wireless
2018/12/11
(410) 339-3
Landline
Verizon Maryland, Inc.
-
(410) 339-4
Landline
Verizon Maryland, Inc.
-
(410) 339-5
Landline
Verizon Maryland, Inc.
-
(410) 339-6
Landline
Verizon Maryland, Inc.
-
(410) 339-7
Landline
Verizon Maryland, Inc.
-
(410) 339-8
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 339-9
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 340
Wireless
New Cingular Wireless PCS, LLC
-
(410) 341
Landline
Verizon Maryland, Inc.
-
(410) 342
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 343-0
Landline
Verizon Maryland, Inc.
-
(410) 343-1
Landline
Verizon Maryland, Inc.
-
(410) 343-2
Landline
Verizon Maryland, Inc.
-
(410) 343-3
Landline
Verizon Maryland, Inc.
-
(410) 343-4
Landline
Onvoy, LLC - MD
2016/03/16
(410) 343-5
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 343-6
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 343-7
Landline
Level 3 Communications, LLC - AK
2006/02/08
(410) 343-8
Landline
Atx Telecommunications Services, Ltd
2006/01/19
(410) 343-9
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
Landline
Verizon Maryland, Inc.
-
(410) 344-0
Landline
Verizon Maryland, Inc.
-
(410) 344-1
Landline
Verizon Maryland, Inc.
-
(410) 344-2
Landline
Level 3 Communications, LLC - AK
2008/03/03
(410) 344-3
Wireless
Omnipoint Communications Cap Operations, LLC
2014/05/02
(410) 344-4
Landline
Baltimore-washington Telephone (Bwt)
2015/05/12
(410) 344-5
Landline
Level 3 Communications, LLC - AK
2003/05/14
(410) 344-6
Landline
Comcast IP Phone, LLC
2012/06/25
(410) 344-7
Landline
Level 3 Communications, LLC - AK
2005/12/05
(410) 344-8
Landline
Atx Telecommunications Services, Ltd
2003/02/03
(410) 344-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 345-0
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 345-1
Landline
Verizon Maryland, Inc.
-
(410) 345-2
Landline
Verizon Maryland, Inc.
-
(410) 345-3
Landline
Verizon Maryland, Inc.
-
(410) 345-4
Landline
Verizon Maryland, Inc.
-
(410) 345-5
Landline
Verizon Maryland, Inc.
-
(410) 345-6
Landline
Verizon Maryland, Inc.
-
(410) 345-7
Landline
Verizon Maryland, Inc.
-
(410) 345-8
Landline
Verizon Maryland, Inc.
-
(410) 345-9
Landline
Core Communications, Inc.- MD
2018/10/11
Landline
Verizon Maryland, Inc.
-
(410) 346-0
Landline
Onvoy, LLC - MD
2016/03/07
(410) 346-1
Landline
Onvoy, LLC - MD
2016/02/23
(410) 346-2
Landline
Level 3 Communications, LLC - AK
2011/06/14
(410) 346-3
Landline
Onvoy, LLC - MD
2016/03/07
(410) 346-4
Landline
Quantum Telecommunications, Inc. - MD
2003/10/22
(410) 346-5
Landline
Level 3 Communications, LLC - AK
2006/02/08
(410) 346-6
Landline
Verizon Maryland, Inc.
-
(410) 346-7
Landline
Verizon Maryland, Inc.
-
(410) 346-8
Landline
Verizon Maryland, Inc.
2006/06/27
(410) 346-9
Landline
Onvoy, LLC - MD
2016/03/15
(410) 347
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 348-0
Landline
Core Communications, Inc.- MD
2004/03/05
(410) 348-1
Landline
Onvoy, LLC - MD
2021/02/05
(410) 348-2
Landline
Verizon Maryland, Inc.
-
(410) 348-3
Landline
Idt America, Corp. - MD
2006/04/10
(410) 348-4
Landline
Level 3 Communications, LLC - AK
2016/09/22
(410) 348-5
Landline
Verizon Maryland, Inc.
-
(410) 348-6
Landline
Radiantiq LLC
2021/03/15
(410) 348-7
Landline
Onvoy, LLC - MD
2017/03/21
(410) 348-8
Landline
Telnyx LLC
2017/08/31
(410) 348-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 349-0
Landline
Verizon Maryland, Inc.
-
(410) 349-1
Landline
Verizon Maryland, Inc.
-
(410) 349-2
Landline
Verizon Maryland, Inc.
-
(410) 349-3
Landline
Verizon Maryland, Inc.
-
(410) 349-4
Landline
Verizon Maryland, Inc.
-
(410) 349-5
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2003/10/17
(410) 349-6
Wireless
New Cingular Wireless PCS, LLC
2004/02/10
(410) 349-7
Wireless
Cellco Partnership DBA Verizon Wireless
2006/01/05
(410) 349-8
Landline
Verizon Maryland, Inc.
-
(410) 349-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 350-0
Landline
Verizon Maryland, Inc.
-
(410) 350-1
Wireless
New Cingular Wireless PCS, LLC
2003/12/11
(410) 350-2
Landline
Verizon Maryland, Inc.
-
(410) 350-3
Landline
Verizon Maryland, Inc.
-
(410) 350-4
Wireless
New Cingular Wireless PCS, LLC
2003/02/13
(410) 350-5
Wireless
New Cingular Wireless PCS, LLC
2003/02/13
(410) 350-6
Wireless
New Cingular Wireless PCS, LLC
2003/02/13
(410) 350-7
Landline
Verizon Maryland, Inc.
-
(410) 350-8
Landline
Verizon Maryland, Inc.
-
(410) 350-9
Wireless
New Cingular Wireless PCS, LLC
2003/12/11
(410) 351
Wireless
USA Mobility Wireless, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 352-0
Landline
Onvoy, LLC - MD
2019/02/06
(410) 352-2
Landline
Terra Nova Telecom Inc.
2020/12/30
(410) 352-3
Landline
Verizon Maryland, Inc.
-
(410) 352-4
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 352-5
Landline
Verizon Maryland, Inc.
-
(410) 352-6
Landline
Core Communications, Inc.- MD
2019/03/13
(410) 352-7
Landline
Mcimetro Access Transmission Services LLC
2008/12/09
(410) 352-8
Landline
Onvoy, LLC - MD
2019/02/06
(410) 352-9
Landline
Verizon Maryland, Inc.
-
(410) 353
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 354
Landline
Verizon Maryland, Inc.
-
(410) 355
Landline
Verizon Maryland, Inc.
-
(410) 356
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 357-0
Landline
Verizon Maryland, Inc.
-
(410) 357-1
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
(410) 357-2
Landline
Core Communications, Inc.- MD
2019/07/12
(410) 357-3
Landline
Comcast IP Phone, LLC
2012/04/24
(410) 357-4
Landline
Verizon Maryland, Inc.
-
(410) 357-5
Landline
Verizon Maryland, Inc.
-
(410) 357-6
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(410) 357-7
Landline
Core Communications, Inc.- MD
2019/07/12
(410) 357-8
Landline
Verizon Maryland, Inc.
-
(410) 357-9
Landline
Verizon Maryland, Inc.
-
(410) 358
Landline
Verizon Maryland, Inc.
-
(410) 359
Landline
Verizon Maryland, Inc.
-
(410) 360
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 361-0
Wireless
Sprint Spectrum, L.P.
2005/01/26
(410) 361-1
Wireless
Sprint Spectrum, L.P.
2005/01/26
(410) 361-2
Landline
Verizon Maryland, Inc.
-
(410) 361-3
Landline
Verizon Maryland, Inc.
-
(410) 361-4
Landline
Verizon Maryland, Inc.
-
(410) 361-5
Landline
Verizon Maryland, Inc.
-
(410) 361-6
Landline
Verizon Maryland, Inc.
-
(410) 361-7
Landline
Verizon Maryland, Inc.
-
(410) 361-8
Landline
Verizon Maryland, Inc.
-
(410) 361-9
Landline
Verizon Maryland, Inc.
-
(410) 362
Landline
Verizon Maryland, Inc.
-
(410) 363
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 364-0
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 364-1
Landline
Core Communications, Inc.- MD
2018/06/08
(410) 364-2
Landline
Core Communications, Inc.- MD
2018/06/08
(410) 364-3
Landline
Idt America, Corp. - MD
2006/04/10
(410) 364-4
Landline
Onvoy, LLC - MD
2017/03/20
(410) 364-5
Landline
Verizon Maryland, Inc.
-
(410) 364-6
Landline
Core Communications, Inc.- MD
2018/06/08
(410) 364-7
Landline
Comcast IP Phone, LLC
2008/05/30
(410) 364-8
Landline
Telnyx LLC
2017/08/31
(410) 364-9
Landline
Verizon Maryland, Inc.
-
(410) 365
Wireless
Sprint Spectrum, L.P.
-
(410) 366
Landline
Verizon Maryland, Inc.
-
(410) 367
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 368-0
Landline
Bandwidth.com CLEC, LLC - MD
2020/06/04
(410) 368-1
Landline
Verizon Maryland, Inc.
-
(410) 368-2
Landline
Verizon Maryland, Inc.
-
(410) 368-3
Landline
Verizon Maryland, Inc.
-
(410) 368-4
Landline
Verizon Maryland, Inc.
-
(410) 368-5
Landline
Verizon Maryland, Inc.
-
(410) 368-6
Landline
Verizon Maryland, Inc.
-
(410) 368-7
Landline
Verizon Maryland, Inc.
-
(410) 368-8
Landline
Verizon Maryland, Inc.
-
(410) 368-9
Landline
Verizon Maryland, Inc.
-
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 369-0
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 369-1
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 369-2
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 369-3
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 369-4
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 369-5
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 369-6
Wireless
Omnipoint Communications Cap Operations, LLC
2005/12/14
(410) 369-7
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 369-8
Wireless
Omnipoint Communications Cap Operations, LLC
2005/12/14
(410) 369-9
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 370
Wireless
New Cingular Wireless PCS, LLC
-
(410) 371
Wireless
Cellco Partnership DBA Verizon Wireless
-
Landline
Verizon Maryland, Inc.
-
(410) 372-0
Landline
Verizon Maryland, Inc.
-
(410) 372-1
Landline
Verizon Maryland, Inc.
-
(410) 372-2
Landline
Verizon Maryland, Inc.
-
(410) 372-3
Landline
Comcast IP Phone, LLC
2015/09/15
(410) 372-4
Landline
Level 3 Communications, LLC - AK
-
(410) 372-5
Landline
AT&T - Local
2002/11/06
(410) 372-6
Landline
Us Lec of Maryland, Inc.
2004/10/20
(410) 372-7
Wireless
New Cingular Wireless PCS, LLC
2005/05/12
(410) 372-8
Landline
Verizon Maryland, Inc.
-
(410) 372-9
Landline
Verizon Maryland, Inc.
-
(410) 373
Wireless
USA Mobility Wireless, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 374-0
Landline
Verizon Maryland, Inc.
-
(410) 374-1
Landline
Verizon Maryland, Inc.
-
(410) 374-2
Landline
Verizon Maryland, Inc.
-
(410) 374-3
Landline
Verizon Maryland, Inc.
-
(410) 374-4
Landline
Verizon Maryland, Inc.
-
(410) 374-5
Landline
Verizon Maryland, Inc.
-
(410) 374-6
Landline
Verizon Maryland, Inc.
-
(410) 374-7
Landline
Ctc Communications Corp. - MD
2008/03/03
(410) 374-8
Landline
Verizon Maryland, Inc.
-
(410) 374-9
Landline
Verizon Maryland, Inc.
-
(410) 375
Wireless
Cellco Partnership DBA Verizon Wireless
-
Landline
Verizon Maryland, Inc.
-
(410) 376-0
Landline
Verizon Maryland, Inc.
-
(410) 376-1
Landline
Core Communications, Inc.- MD
2004/03/05
(410) 376-2
Landline
Verizon Maryland, Inc.
-
(410) 376-3
Landline
Verizon Maryland, Inc.
-
(410) 376-4
Landline
Onvoy, LLC - MD
2019/02/06
(410) 376-5
Landline
Onvoy, LLC - MD
2018/08/20
(410) 376-6
Landline
Onvoy, LLC - MD
2019/02/06
(410) 376-7
Landline
Level 3 Communications, LLC - AK
2006/10/20
(410) 376-8
Landline
Onvoy, LLC - MD
2017/03/21
(410) 376-9
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 377
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 378-0
Landline
Verizon Maryland, Inc.
-
(410) 378-1
Landline
Verizon Maryland, Inc.
-
(410) 378-2
Landline
Verizon Maryland, Inc.
-
(410) 378-3
Landline
Verizon Maryland, Inc.
-
(410) 378-4
Landline
Verizon Maryland, Inc.
-
(410) 378-5
Landline
Verizon Maryland, Inc.
-
(410) 378-6
Landline
Verizon Maryland, Inc.
-
(410) 378-7
Landline
Telnyx LLC
2020/09/18
(410) 378-8
Landline
Verizon Maryland, Inc.
-
(410) 378-9
Landline
Verizon Maryland, Inc.
-
(410) 379
Landline
Verizon Maryland, Inc.
-
(410) 380
Wireless
Redi-call Communications Co.
-
(410) 381
Landline
Verizon Maryland, Inc.
-
(410) 382
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 383
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 384-0
Landline
Verizon Maryland, Inc.
-
(410) 384-1
Landline
Verizon Maryland, Inc.
-
(410) 384-2
Landline
Verizon Maryland, Inc.
-
(410) 384-3
Landline
Level 3 Communications, LLC - AK
2002/11/06
(410) 384-4
Landline
Level 3 Communications, LLC - AK
2008/02/05
(410) 384-5
Landline
Verizon Maryland, Inc.
-
(410) 384-6
Landline
Bandwidth.com CLEC, LLC - MD
2012/08/14
(410) 384-7
Landline
Verizon Maryland, Inc.
-
(410) 384-8
Landline
Ymax Communications Corp. - MD
2009/02/02
(410) 384-9
Landline
Verizon Maryland, Inc.
-
(410) 385
Landline
Verizon Maryland, Inc.
-
(410) 386
Landline
Verizon Maryland, Inc.
-
Landline
Broadview Networks, Inc. - MD
2011/08/12
(410) 387-0
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2011/09/26
(410) 387-1
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/29
(410) 387-2
Landline
Broadview Networks, Inc. - MD
2011/08/15
(410) 387-3
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/29
(410) 387-4
Landline
Broadview Networks, Inc. - MD
2011/08/15
(410) 387-5
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/29
(410) 387-6
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/29
(410) 387-7
Landline
Ctc Communications Corp. - MD
2011/09/20
(410) 387-8
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/29
(410) 387-9
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/29
(410) 388
Landline
Verizon Maryland, Inc.
-
(410) 389
Wireless
USA Mobility Wireless, Inc.
-
Landline
Teleport Communications America - ID - LLC
2009/06/10
(410) 390-0
Landline
Onvoy, LLC - MD
2019/02/06
(410) 390-1
Wireless
New Cingular Wireless PCS, LLC
2014/09/02
(410) 390-2
Wireless
New Cingular Wireless PCS, LLC
2011/08/17
(410) 390-3
Landline
Comcast IP Phone, LLC
2013/06/25
(410) 390-4
Landline
Us Lec of Maryland, Inc.
2012/06/29
(410) 390-5
Landline
Comcast IP Phone, LLC
2015/03/06
(410) 390-6
Landline
Teleport Communications America - ID - LLC
2009/06/11
(410) 390-7
Landline
Comcast IP Phone, LLC
2015/06/23
(410) 390-8
Landline
Ymax Communications Corp. - MD
2011/03/07
(410) 390-9
Landline
Ymax Communications Corp. - MD
2011/03/07
(410) 391
Landline
Verizon Maryland, Inc.
-
(410) 392
Landline
Verizon Maryland, Inc.
-
(410) 393
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 394-0
Landline
Verizon Maryland, Inc.
-
(410) 394-1
Landline
Verizon Maryland, Inc.
-
(410) 394-2
Landline
Verizon Maryland, Inc.
-
(410) 394-3
Landline
Verizon Maryland, Inc.
-
(410) 394-4
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 394-5
Landline
Level 3 Communications, LLC - AK
2011/11/08
(410) 394-6
Landline
Verizon Maryland, Inc.
-
(410) 394-7
Landline
Us Lec of Maryland, Inc.
2004/01/15
(410) 394-8
Landline
Level 3 Communications, LLC - AK
2008/05/06
(410) 394-9
Landline
Level 3 Communications, LLC - AK
2006/02/08
Landline
Verizon Maryland, Inc.
-
(410) 395-0
Landline
Verizon Maryland, Inc.
-
(410) 395-1
Landline
Verizon Maryland, Inc.
-
(410) 395-2
Landline
Verizon Maryland, Inc.
-
(410) 395-3
Landline
Verizon Maryland, Inc.
-
(410) 395-4
Wireless
Cellco Partnership DBA Verizon Wireless
2017/12/28
(410) 395-5
Landline
Verizon Maryland, Inc.
-
(410) 395-6
Landline
Verizon Maryland, Inc.
-
(410) 395-7
Landline
Verizon Maryland, Inc.
-
(410) 395-8
Landline
Verizon Maryland, Inc.
-
(410) 395-9
Landline
Verizon Maryland, Inc.
-
(410) 396
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 397-0
Landline
Core Communications, Inc.- MD
2004/03/05
(410) 397-1
Landline
Telnyx LLC
2017/08/31
(410) 397-2
Landline
Verizon Maryland, Inc.
-
(410) 397-3
Landline
Verizon Maryland, Inc.
-
(410) 397-4
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 397-5
Landline
Onvoy, LLC - MD
2018/08/20
(410) 397-6
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 397-7
Landline
Onvoy, LLC - MD
2017/03/21
(410) 397-8
Landline
Verizon Maryland, Inc.
-
(410) 397-9
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 398
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 399-0
Landline
Verizon Maryland, Inc.
-
(410) 399-1
Wireless
Sprint Spectrum, L.P.
2011/09/29
(410) 399-2
Landline
Verizon Maryland, Inc.
-
(410) 399-3
Landline
Atx Telecommunications Services, Ltd
2003/02/27
(410) 399-4
Landline
Verizon Maryland, Inc.
-
(410) 399-5
Landline
Baltimore-washington Telephone (Bwt)
2015/05/12
(410) 399-6
Landline
Verizon Maryland, Inc.
-
(410) 399-7
Landline
Verizon Maryland, Inc.
-
(410) 399-8
Wireless
Sprint Spectrum, L.P.
2011/09/29
(410) 399-9
Landline
Verizon Maryland, Inc.
-
Prefix
Type
Location
Carrier
Assigned
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2006/06/15
(410) 400-0
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2006/06/20
(410) 400-1
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2006/06/20
(410) 400-2
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2006/06/20
(410) 400-3
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2006/06/20
(410) 400-4
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2006/06/20
(410) 400-5
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2006/06/20
(410) 400-6
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2006/06/20
(410) 400-7
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2006/06/20
(410) 400-8
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2006/06/20
(410) 400-9
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2006/06/20
Landline
Mcimetro Access Transmission Services LLC
-
(410) 401-0
Landline
Peerless Network of Maryland, LLC
2012/09/17
(410) 401-1
Landline
Peerless Network of Maryland, LLC
2012/09/17
(410) 401-2
Landline
AT&T - Local
2002/04/30
(410) 401-3
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2004/01/21
(410) 401-4
Landline
Peerless Network of Maryland, LLC
2012/09/17
(410) 401-5
Landline
Onvoy, LLC - MD
2016/03/16
(410) 401-6
Landline
Local Access LLC - MD
2016/09/15
(410) 401-7
Landline
Core Communications, Inc.- MD
2004/03/01
(410) 401-8
Landline
Onvoy, LLC - MD
2016/02/25
(410) 401-9
Landline
Mcimetro Access Transmission Services LLC
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 402-0
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 402-1
Landline
Mcimetro Access Transmission Services LLC
-
(410) 402-2
Landline
Mcimetro Access Transmission Services LLC
-
(410) 402-3
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 402-4
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 402-5
Landline
Bandwidth.com CLEC, LLC - MD
2010/11/03
(410) 402-6
Landline
Mcimetro Access Transmission Services LLC
-
(410) 402-7
Landline
Mcimetro Access Transmission Services LLC
-
(410) 402-8
Landline
Mcimetro Access Transmission Services LLC
-
(410) 402-9
Landline
Mcimetro Access Transmission Services LLC
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 403-0
Landline
Onvoy, LLC - MD
2016/03/02
(410) 403-1
Landline
Mcimetro Access Transmission Services LLC
-
(410) 403-2
Landline
Mcimetro Access Transmission Services LLC
-
(410) 403-3
Landline
Onvoy, LLC - MD
2016/02/23
(410) 403-4
Landline
Onvoy, LLC - MD
2016/03/02
(410) 403-5
Landline
Core Communications, Inc.- MD
2018/10/09
(410) 403-6
Wireless
Cellco Partnership DBA Verizon Wireless
2016/08/09
(410) 403-7
Landline
Core Communications, Inc.- MD
2018/10/09
(410) 403-8
Wireless
Cellco Partnership DBA Verizon Wireless
2018/08/03
(410) 403-9
Landline
Mcimetro Access Transmission Services LLC
-
(410) 404
Wireless
Cellco Partnership DBA Verizon Wireless
-
Landline
Verizon Maryland, Inc.
-
(410) 405-0
Landline
Verizon Maryland, Inc.
-
(410) 405-1
Landline
Verizon Maryland, Inc.
-
(410) 405-2
Landline
Verizon Maryland, Inc.
-
(410) 405-4
Landline
Verizon Maryland, Inc.
-
(410) 405-5
Landline
Verizon Maryland, Inc.
-
(410) 405-7
Landline
Bandwidth.com CLEC, LLC - MD
2020/01/28
(410) 405-8
Landline
Verizon Maryland, Inc.
-
(410) 405-9
Landline
Verizon Maryland, Inc.
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 406-0
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2003/10/17
(410) 406-1
Landline
Onvoy, LLC - MD
2016/02/23
(410) 406-2
Wireless
New Cingular Wireless PCS, LLC
2020/03/23
(410) 406-3
Landline
Level 3 Telecom of Maryland, LLC - MD
2006/05/03
(410) 406-4
Unknown
Barr Tell USA, Inc.
2016/11/18
(410) 406-5
Landline
Core Communications, Inc.- MD
2004/03/01
(410) 406-6
Landline
Onvoy, LLC - MD
2017/05/22
(410) 406-7
Landline
Bandwidth.com CLEC, LLC - MD
2004/10/20
(410) 406-8
Landline
Atx Telecommunications Services, Ltd
2004/02/27
(410) 406-9
Landline
Mcimetro Access Transmission Services LLC
-
(410) 407
Landline
Verizon Maryland, Inc.
-
(410) 408
Wireless
USA Mobility Wireless, Inc.
-
(410) 409
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 410
Unknown
-
-
-
(410) 411
Unknown
-
-
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 412-0
Wireless
Omnipoint Communications Cap Operations, LLC
2007/08/14
(410) 412-1
Landline
Mcimetro Access Transmission Services LLC
-
(410) 412-2
Landline
Mcimetro Access Transmission Services LLC
-
(410) 412-3
Landline
Level 3 Communications, LLC - AK
2008/04/28
(410) 412-4
Wireless
Omnipoint Communications Cap Operations, LLC
2007/02/13
(410) 412-5
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2003/10/17
(410) 412-6
Wireless
Omnipoint Communications Cap Operations, LLC
2007/03/26
(410) 412-7
Landline
Mcimetro Access Transmission Services LLC
-
(410) 412-8
Landline
Mcimetro Access Transmission Services LLC
-
(410) 412-9
Landline
Mcimetro Access Transmission Services LLC
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 413-0
Wireless
Omnipoint Communications Cap Operations, LLC
2014/05/02
(410) 413-1
Landline
Mcimetro Access Transmission Services LLC
-
(410) 413-2
Landline
Mcimetro Access Transmission Services LLC
-
(410) 413-3
Landline
Onvoy, LLC - MD
2016/02/18
(410) 413-4
Landline
Mcimetro Access Transmission Services LLC
-
(410) 413-5
Landline
Mcimetro Access Transmission Services LLC
-
(410) 413-6
Landline
Comcast IP Phone, LLC
2014/01/31
(410) 413-7
Landline
Onvoy, LLC - MD
2017/05/22
(410) 413-8
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2017/09/28
(410) 413-9
Landline
Mcimetro Access Transmission Services LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 414-0
Landline
Verizon Maryland, Inc.
-
(410) 414-1
Landline
Verizon Maryland, Inc.
-
(410) 414-2
Landline
Verizon Maryland, Inc.
-
(410) 414-3
Landline
Verizon Maryland, Inc.
-
(410) 414-4
Landline
Verizon Maryland, Inc.
-
(410) 414-5
Landline
Verizon Maryland, Inc.
-
(410) 414-6
Landline
Atx Telecommunications Services, Ltd
2004/02/27
(410) 414-7
Landline
Verizon Maryland, Inc.
-
(410) 414-8
Landline
Verizon Maryland, Inc.
-
(410) 414-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 415-0
Landline
Verizon Maryland, Inc.
-
(410) 415-1
Landline
Level 3 Communications, LLC - AK
2008/11/26
(410) 415-2
Landline
Verizon Maryland, Inc.
-
(410) 415-3
Landline
Bandwidth.com CLEC, LLC - MD
2011/01/31
(410) 415-4
Landline
Verizon Maryland, Inc.
-
(410) 415-5
Landline
Verizon Maryland, Inc.
-
(410) 415-6
Landline
Verizon Maryland, Inc.
-
(410) 415-7
Landline
Verizon Maryland, Inc.
-
(410) 415-8
Landline
Verizon Maryland, Inc.
-
(410) 415-9
Landline
Bandwidth.com CLEC, LLC - MD
2012/03/30
(410) 416
Wireless
American Messaging Services, LLC
-
Landline
Verizon Maryland, Inc.
2007/08/16
(410) 417-0
Landline
Verizon Maryland, Inc.
2007/08/22
(410) 417-1
Landline
Verizon Maryland, Inc.
2007/08/22
(410) 417-2
Landline
Verizon Maryland, Inc.
2007/08/22
(410) 417-3
Landline
Verizon Maryland, Inc.
2007/08/22
(410) 417-4
Landline
Verizon Maryland, Inc.
2007/08/22
(410) 417-5
Landline
Level 3 Communications, LLC - AK
2008/01/17
(410) 417-6
Landline
Bandwidth.com CLEC, LLC - MD
2010/05/28
(410) 417-7
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(410) 417-8
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
(410) 417-9
Landline
Bandwidth.com CLEC, LLC - MD
2020/11/02
(410) 418
Landline
Verizon Maryland, Inc.
-
(410) 419
Wireless
Sprint Spectrum, L.P.
-
Landline
Verizon Maryland, Inc.
-
(410) 420-0
Landline
Verizon Maryland, Inc.
-
(410) 420-1
Landline
Verizon Maryland, Inc.
-
(410) 420-2
Landline
Verizon Maryland, Inc.
-
(410) 420-3
Landline
Verizon Maryland, Inc.
-
(410) 420-4
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2004/01/21
(410) 420-5
Landline
Comcast IP Phone, LLC
2020/05/11
(410) 420-6
Landline
Verizon Maryland, Inc.
-
(410) 420-7
Landline
Verizon Maryland, Inc.
-
(410) 420-8
Landline
Verizon Maryland, Inc.
-
(410) 420-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 421-0
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 421-1
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 421-2
Unknown
Barr Tell USA, Inc.
2016/11/18
(410) 421-3
Landline
Core Communications, Inc.- MD
2019/04/05
(410) 421-4
Landline
Core Communications, Inc.- MD
2019/04/05
(410) 421-5
Landline
Verizon Maryland, Inc.
-
(410) 421-6
Landline
Core Communications, Inc.- MD
2019/04/05
(410) 421-7
Landline
Onvoy, LLC - MD
2015/07/20
(410) 421-8
Landline
Verizon Maryland, Inc.
-
(410) 421-9
Landline
Verizon Maryland, Inc.
-
(410) 422
Wireless
New Cingular Wireless PCS, LLC
-
(410) 423
Landline
Teleport Communications America - ID - LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 424-0
Landline
Level 3 Communications, LLC - AK
2008/04/18
(410) 424-1
Landline
Verizon Maryland, Inc.
-
(410) 424-2
Landline
Verizon Maryland, Inc.
-
(410) 424-3
Landline
Verizon Maryland, Inc.
-
(410) 424-4
Landline
Verizon Maryland, Inc.
-
(410) 424-5
Landline
Bandwidth.com CLEC, LLC - MD
2015/04/22
(410) 424-6
Landline
Onvoy, LLC - MD
2015/04/09
(410) 424-7
Landline
Bandwidth.com CLEC, LLC - MD
2015/04/22
(410) 424-8
Wireless
Omnipoint Communications Cap Operations, LLC
2015/09/09
(410) 424-9
Wireless
Omnipoint Communications Cap Operations, LLC
2015/09/09
Landline
Verizon Maryland, Inc.
-
(410) 425-0
Landline
Core Communications, Inc.- MD
2004/03/05
(410) 425-1
Landline
Telnyx LLC
2017/08/31
(410) 425-2
Landline
Verizon Maryland, Inc.
-
(410) 425-3
Landline
Onvoy, LLC - MD
2019/02/11
(410) 425-4
Landline
Onvoy, LLC - MD
2019/02/11
(410) 425-5
Landline
Terra Nova Telecom Inc.
2020/12/30
(410) 425-6
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 425-7
Landline
Onvoy, LLC - MD
2017/03/21
(410) 425-8
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 425-9
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 426
Landline
Verizon Maryland, Inc.
-
(410) 427
Landline
Teleport Communications America - ID - LLC
-
(410) 428
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 429-0
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
(410) 429-1
Landline
Onvoy, LLC - MD
2016/03/17
(410) 429-2
Landline
Onvoy, LLC - MD
2016/03/17
(410) 429-3
Landline
Core Communications, Inc.- MD
2019/07/15
(410) 429-4
Landline
Verizon Maryland, Inc.
-
(410) 429-5
Landline
Verizon Maryland, Inc.
-
(410) 429-6
Landline
Comcast IP Phone, LLC
2006/04/07
(410) 429-7
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(410) 429-8
Landline
Telnyx LLC
2017/04/14
(410) 429-9
Landline
Core Communications, Inc.- MD
2019/07/15
(410) 430
Wireless
Cellco Partnership DBA Verizon Wireless
-
Landline
Verizon Maryland, Inc.
-
(410) 431-0
Landline
Onvoy, LLC - MD
2016/03/11
(410) 431-1
Landline
Peerless Network of Maryland, LLC
2015/11/09
(410) 431-2
Landline
Onvoy, LLC - MD
2016/03/08
(410) 431-3
Landline
Onvoy, LLC - MD
2016/03/08
(410) 431-4
Landline
Core Communications, Inc.- MD
2019/04/05
(410) 431-5
Landline
Verizon Maryland, Inc.
-
(410) 431-6
Landline
Verizon Maryland, Inc.
-
(410) 431-7
Landline
Verizon Maryland, Inc.
-
(410) 431-8
Landline
Verizon Maryland, Inc.
-
(410) 431-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 432-0
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 432-1
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 432-2
Landline
Comcast IP Phone, LLC
2016/11/14
(410) 432-3
Landline
Verizon Maryland, Inc.
-
(410) 432-4
Wireless
New Cingular Wireless PCS, LLC
2019/09/18
(410) 432-5
Landline
Verizon Maryland, Inc.
-
(410) 432-6
Landline
Verizon Maryland, Inc.
-
(410) 432-7
Landline
Verizon Maryland, Inc.
-
(410) 432-8
Landline
Verizon Maryland, Inc.
-
(410) 432-9
Landline
Verizon Maryland, Inc.
-
(410) 433
Landline
Verizon Maryland, Inc.
-
(410) 434
Wireless
USA Mobility Wireless, Inc.
-
(410) 435
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 436-0
Landline
Verizon Maryland, Inc.
2005/02/11
(410) 436-1
Landline
Verizon Maryland, Inc.
-
(410) 436-2
Landline
Verizon Maryland, Inc.
-
(410) 436-3
Landline
Verizon Maryland, Inc.
-
(410) 436-4
Landline
Verizon Maryland, Inc.
-
(410) 436-5
Landline
Verizon Maryland, Inc.
-
(410) 436-6
Landline
Verizon Maryland, Inc.
-
(410) 436-7
Landline
Verizon Maryland, Inc.
-
(410) 436-8
Landline
Verizon Maryland, Inc.
-
(410) 436-9
Landline
Verizon Maryland, Inc.
2005/02/11
(410) 437
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 438-0
Landline
Core Communications, Inc.- MD
2004/03/05
(410) 438-1
Landline
Telnyx LLC
2017/08/31
(410) 438-2
Landline
Verizon Maryland, Inc.
-
(410) 438-3
Landline
Verizon Maryland, Inc.
-
(410) 438-4
Landline
Core Communications, Inc.- MD
2018/06/08
(410) 438-5
Landline
Core Communications, Inc.- MD
2018/06/08
(410) 438-6
Landline
Idt America, Corp. - MD
2006/04/10
(410) 438-7
Landline
Level 3 Communications, LLC - AK
2016/09/22
(410) 438-8
Landline
Onvoy, LLC - MD
2017/03/21
(410) 438-9
Landline
Core Communications, Inc.- MD
2018/06/08
(410) 439
Landline
Verizon Maryland, Inc.
-
(410) 440
Wireless
New Cingular Wireless PCS, LLC
-
Wireless
New Cingular Wireless PCS, LLC
-
(410) 441-0
Wireless
New Cingular Wireless PCS, LLC
-
(410) 441-1
Wireless
New Cingular Wireless PCS, LLC
-
(410) 441-2
Landline
Atx Telecommunications Services, Ltd
2003/02/03
(410) 441-3
Landline
Mcimetro Access Transmission Services LLC
2007/01/12
(410) 441-4
Wireless
New Cingular Wireless PCS, LLC
-
(410) 441-5
Landline
Bandwidth.com CLEC, LLC - MD
2010/08/05
(410) 441-6
Wireless
New Cingular Wireless PCS, LLC
2010/09/01
(410) 441-7
Landline
Quantum Telecommunications, Inc. - MD
2003/10/22
(410) 441-8
Landline
Armstrong Telecommunications, Inc. - KY
2008/06/02
(410) 441-9
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 442-0
Landline
Verizon Maryland, Inc.
-
(410) 442-1
Landline
Verizon Maryland, Inc.
-
(410) 442-2
Landline
Verizon Maryland, Inc.
-
(410) 442-3
Landline
Verizon Maryland, Inc.
-
(410) 442-4
Landline
Verizon Maryland, Inc.
-
(410) 442-5
Landline
Verizon Maryland, Inc.
-
(410) 442-6
Landline
Bandwidth.com CLEC, LLC - MD
2015/04/22
(410) 442-7
Landline
Verizon Maryland, Inc.
-
(410) 442-8
Landline
Verizon Maryland, Inc.
-
(410) 442-9
Landline
Verizon Maryland, Inc.
-
Landline
Level 3 Communications, LLC - AK
2002/07/23
(410) 443-0
Landline
Level 3 Communications, LLC - AK
-
(410) 443-1
Wireless
Cellco Partnership DBA Verizon Wireless
2007/08/02
(410) 443-2
Wireless
Cellco Partnership DBA Verizon Wireless
2008/10/03
(410) 443-3
Wireless
Cellco Partnership DBA Verizon Wireless
2008/02/05
(410) 443-4
Wireless
Cellco Partnership DBA Verizon Wireless
2008/02/05
(410) 443-5
Wireless
Cellco Partnership DBA Verizon Wireless
2009/03/04
(410) 443-6
Wireless
Cellco Partnership DBA Verizon Wireless
2009/07/02
(410) 443-7
Wireless
Cellco Partnership DBA Verizon Wireless
2009/09/03
(410) 443-8
Wireless
Cellco Partnership DBA Verizon Wireless
2009/10/02
(410) 443-9
Wireless
Cellco Partnership DBA Verizon Wireless
2010/07/02
(410) 444
Landline
Verizon Maryland, Inc.
-
(410) 445
Wireless
USA Mobility Wireless, Inc.
-
(410) 446
Wireless
New Cingular Wireless PCS, LLC
-
(410) 447
Wireless
USA Mobility Wireless, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 448-0
Landline
Verizon Maryland, Inc.
-
(410) 448-1
Landline
Verizon Maryland, Inc.
-
(410) 448-2
Landline
Verizon Maryland, Inc.
-
(410) 448-3
Landline
Verizon Maryland, Inc.
-
(410) 448-4
Landline
Verizon Maryland, Inc.
-
(410) 448-5
Landline
Verizon Maryland, Inc.
-
(410) 448-6
Landline
Verizon Maryland, Inc.
-
(410) 448-7
Landline
Verizon Maryland, Inc.
-
(410) 448-8
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2005/08/30
(410) 448-9
Landline
Verizon Maryland, Inc.
-
Landline
Bandwidth.com CLEC, LLC - MD
2010/02/12
(410) 449-0
Landline
Bandwidth.com CLEC, LLC - MD
2010/02/16
(410) 449-1
Landline
Peerless Network of Maryland, LLC
2013/04/05
(410) 449-2
Landline
Bandwidth.com CLEC, LLC - MD
2011/04/20
(410) 449-3
Landline
Mcimetro Access Transmission Services LLC
2011/07/11
(410) 449-4
Landline
Bandwidth.com CLEC, LLC - MD
2010/05/28
(410) 449-5
Landline
Bandwidth.com CLEC, LLC - MD
2012/05/29
(410) 449-6
Landline
Comcast IP Phone, LLC
2012/11/12
(410) 449-7
Landline
Onvoy, LLC - MD
2012/09/12
(410) 449-8
Landline
Comcast IP Phone, LLC
2014/06/10
(410) 449-9
Wireless
Sprint Spectrum, L.P.
2013/02/07
Landline
Verizon Maryland, Inc.
-
(410) 450-0
Landline
Verizon Maryland, Inc.
-
(410) 450-1
Landline
Verizon Maryland, Inc.
-
(410) 450-2
Landline
Verizon Maryland, Inc.
-
(410) 450-3
Landline
Bandwidth.com CLEC, LLC - MD
2020/09/01
(410) 450-4
Landline
Bandwidth.com CLEC, LLC - MD
2019/07/15
(410) 450-5
Landline
Verizon Maryland, Inc.
-
(410) 450-6
Landline
Verizon Maryland, Inc.
-
(410) 450-7
Landline
Verizon Maryland, Inc.
-
(410) 450-8
Landline
Verizon Maryland, Inc.
-
(410) 450-9
Landline
Verizon Maryland, Inc.
-
(410) 451
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 452-0
Landline
Verizon Maryland, Inc.
-
(410) 452-1
Landline
Atx Telecommunications Services, Ltd
2003/02/03
(410) 452-2
Landline
Baltimore-washington Telephone (Bwt)
2015/05/12
(410) 452-3
Landline
Onvoy, LLC - MD
2016/03/09
(410) 452-4
Landline
Quantum Telecommunications, Inc. - MD
2003/10/22
(410) 452-5
Landline
Verizon Maryland, Inc.
-
(410) 452-6
Landline
Onvoy, LLC - MD
2016/03/09
(410) 452-7
Landline
Level 3 Communications, LLC - AK
2005/12/05
(410) 452-8
Landline
Verizon Maryland, Inc.
-
(410) 452-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 453-0
Landline
Verizon Maryland, Inc.
-
(410) 453-1
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 453-2
Wireless
Cellco Partnership DBA Verizon Wireless
2018/12/11
(410) 453-3
Wireless
Cellco Partnership DBA Verizon Wireless
2018/12/11
(410) 453-4
Landline
Verizon Maryland, Inc.
-
(410) 453-5
Landline
Verizon Maryland, Inc.
-
(410) 453-6
Landline
Verizon Maryland, Inc.
-
(410) 453-7
Wireless
Cellco Partnership DBA Verizon Wireless
2018/12/11
(410) 453-8
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 453-9
Landline
Verizon Maryland, Inc.
-
(410) 454
Landline
Mcimetro Access Transmission Services LLC
-
(410) 455
Landline
Verizon Maryland, Inc.
-
(410) 456
Wireless
Cellco Partnership DBA Verizon Wireless
-
Landline
Verizon Maryland, Inc.
-
(410) 457-0
Landline
Verizon Maryland, Inc.
-
(410) 457-1
Landline
Atx Telecommunications Services, Ltd
2003/02/03
(410) 457-2
Landline
Verizon Maryland, Inc.
-
(410) 457-3
Landline
Onvoy, LLC - MD
2012/09/12
(410) 457-4
Landline
Verizon Maryland, Inc.
-
(410) 457-5
Landline
Verizon Maryland, Inc.
-
(410) 457-6
Landline
Core Communications, Inc.- MD
2004/03/01
(410) 457-7
Landline
Level 3 Communications, LLC - AK
2006/02/06
(410) 457-8
Landline
Armstrong Telecommunications, Inc. - KY
2008/08/11
(410) 457-9
Landline
Peerless Network of Maryland, LLC
2013/04/04
(410) 458
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 459
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 460
Wireless
USA Mobility Wireless, Inc.
-
(410) 461
Landline
Verizon Maryland, Inc.
-
(410) 462
Landline
Verizon Maryland, Inc.
-
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 463-0
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 463-1
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 463-2
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 463-3
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 463-4
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 463-5
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 463-6
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 463-7
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 463-8
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 463-9
Wireless
Cellco Partnership DBA Verizon Wireless
-
Landline
Verizon Maryland, Inc.
-
(410) 464-0
Landline
Verizon Maryland, Inc.
-
(410) 464-1
Landline
Verizon Maryland, Inc.
-
(410) 464-2
Landline
Verizon Maryland, Inc.
-
(410) 464-3
Landline
Verizon Maryland, Inc.
-
(410) 464-4
Landline
Verizon Maryland, Inc.
-
(410) 464-5
Landline
Verizon Maryland, Inc.
-
(410) 464-6
Landline
Verizon Maryland, Inc.
-
(410) 464-7
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2005/01/26
(410) 464-8
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2005/01/26
(410) 464-9
Landline
Verizon Maryland, Inc.
-
(410) 465
Landline
Verizon Maryland, Inc.
-
(410) 466
Landline
Verizon Maryland, Inc.
-
(410) 467
Landline
Verizon Maryland, Inc.
-
(410) 468
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 469-0
Wireless
Omnipoint Communications Cap Operations, LLC
2008/03/20
(410) 469-1
Landline
Bandwidth.com CLEC, LLC - MD
2015/04/14
(410) 469-2
Landline
Verizon Maryland, Inc.
-
(410) 469-3
Landline
Verizon Maryland, Inc.
-
(410) 469-4
Landline
Verizon Maryland, Inc.
-
(410) 469-5
Landline
Verizon Maryland, Inc.
-
(410) 469-6
Landline
Level 3 Communications, LLC - AK
2014/06/24
(410) 469-7
Landline
Level 3 Communications, LLC - AK
2014/06/24
(410) 469-8
Landline
Onvoy, LLC - MD
2015/01/26
(410) 469-9
Landline
Comcast IP Phone, LLC
2015/03/10
Landline
Verizon Maryland, Inc.
2005/06/28
(410) 470-0
Landline
Verizon Maryland, Inc.
2005/07/08
(410) 470-1
Landline
Verizon Maryland, Inc.
2005/07/08
(410) 470-2
Landline
Verizon Maryland, Inc.
2005/07/08
(410) 470-3
Landline
Verizon Maryland, Inc.
2005/07/08
(410) 470-4
Landline
Verizon Maryland, Inc.
2005/07/08
(410) 470-5
Landline
Verizon Maryland, Inc.
2005/07/08
(410) 470-6
Landline
Verizon Maryland, Inc.
2005/07/08
(410) 470-7
Landline
Verizon Maryland, Inc.
2005/07/08
(410) 470-8
Landline
Verizon Maryland, Inc.
2005/07/08
(410) 470-9
Landline
Verizon Maryland, Inc.
2005/07/08
(410) 471
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 472-0
Landline
Verizon Maryland, Inc.
-
(410) 472-1
Landline
Verizon Maryland, Inc.
-
(410) 472-2
Landline
Verizon Maryland, Inc.
-
(410) 472-3
Landline
Verizon Maryland, Inc.
-
(410) 472-4
Landline
Verizon Maryland, Inc.
-
(410) 472-5
Landline
Level 3 Communications, LLC - AK
2011/03/10
(410) 472-6
Landline
Verizon Maryland, Inc.
-
(410) 472-7
Landline
Verizon Maryland, Inc.
-
(410) 472-8
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 472-9
Landline
Verizon Maryland, Inc.
-
(410) 473
Wireless
USA Mobility Wireless, Inc.
-
(410) 474
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 475
Wireless
USA Mobility Wireless, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 476-0
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 476-1
Wireless
New Cingular Wireless PCS, LLC
2003/02/28
(410) 476-2
Landline
Core Communications, Inc.- MD
2004/03/05
(410) 476-3
Landline
Verizon Maryland, Inc.
-
(410) 476-4
Landline
Verizon Maryland, Inc.
-
(410) 476-5
Landline
Verizon Maryland, Inc.
-
(410) 476-6
Landline
Idt America, Corp. - MD
2006/04/10
(410) 476-7
Wireless
Cellco Partnership DBA Verizon Wireless
2005/07/07
(410) 476-8
Wireless
New Cingular Wireless PCS, LLC
2017/11/16
(410) 476-9
Landline
Verizon Maryland, Inc.
-
(410) 477
Landline
Verizon Maryland, Inc.
-
(410) 478
Wireless
USA Mobility Wireless, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 479-0
Landline
Verizon Maryland, Inc.
-
(410) 479-1
Landline
Verizon Maryland, Inc.
-
(410) 479-2
Landline
Verizon Maryland, Inc.
-
(410) 479-3
Landline
Verizon Maryland, Inc.
-
(410) 479-4
Landline
Verizon Maryland, Inc.
-
(410) 479-5
Landline
Verizon Maryland, Inc.
-
(410) 479-6
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 479-7
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
2010/06/01
(410) 479-8
Landline
Verizon Maryland, Inc.
-
(410) 479-9
Landline
Verizon Maryland, Inc.
-
(410) 480
Landline
Verizon Maryland, Inc.
-
(410) 481
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 482-0
Landline
Core Communications, Inc.- MD
2004/03/01
(410) 482-1
Landline
Teleport Communications America - ID - LLC
2014/09/24
(410) 482-2
Landline
Verizon Maryland, Inc.
-
(410) 482-3
Landline
Idt America, Corp. - MD
2006/04/10
(410) 482-4
Landline
Comcast IP Phone, LLC
2006/06/20
(410) 482-5
Landline
Mcimetro Access Transmission Services LLC
2008/12/09
(410) 482-6
Landline
Verizon Maryland, Inc.
-
(410) 482-7
Landline
Verizon Maryland, Inc.
-
(410) 482-8
Landline
Verizon Maryland, Inc.
-
(410) 482-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 483-0
Landline
Verizon Maryland, Inc.
-
(410) 483-1
Landline
Verizon Maryland, Inc.
-
(410) 483-2
Landline
Verizon Maryland, Inc.
-
(410) 483-3
Landline
Verizon Maryland, Inc.
-
(410) 483-4
Landline
Verizon Maryland, Inc.
-
(410) 483-5
Landline
Verizon Maryland, Inc.
-
(410) 483-6
Landline
Verizon Maryland, Inc.
-
(410) 483-7
Landline
Verizon Maryland, Inc.
-
(410) 483-8
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2005/01/26
(410) 483-9
Landline
Verizon Maryland, Inc.
-
(410) 484
Landline
Verizon Maryland, Inc.
-
(410) 485
Landline
Verizon Maryland, Inc.
-
(410) 486
Landline
Verizon Maryland, Inc.
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 487-0
Landline
Mcimetro Access Transmission Services LLC
-
(410) 487-1
Wireless
Cellco Partnership DBA Verizon Wireless
2007/01/04
(410) 487-2
Wireless
Cellco Partnership DBA Verizon Wireless
2007/03/06
(410) 487-3
Wireless
Cellco Partnership DBA Verizon Wireless
2007/04/04
(410) 487-4
Wireless
Cellco Partnership DBA Verizon Wireless
2007/06/04
(410) 487-5
Wireless
Cellco Partnership DBA Verizon Wireless
2007/07/03
(410) 487-6
Landline
Comcast IP Phone, LLC
2007/04/20
(410) 487-7
Landline
Mcimetro Access Transmission Services LLC
-
(410) 487-8
Landline
Mcimetro Access Transmission Services LLC
-
(410) 487-9
Landline
Mcimetro Access Transmission Services LLC
-
(410) 488
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 489-0
Landline
Verizon Maryland, Inc.
-
(410) 489-1
Landline
Bandwidth.com CLEC, LLC - MD
2010/05/28
(410) 489-2
Landline
Verizon Maryland, Inc.
-
(410) 489-3
Landline
Onvoy, LLC - MD
2016/03/09
(410) 489-4
Landline
Verizon Maryland, Inc.
-
(410) 489-5
Landline
Verizon Maryland, Inc.
-
(410) 489-6
Landline
Verizon Maryland, Inc.
-
(410) 489-7
Landline
Verizon Maryland, Inc.
-
(410) 489-8
Landline
Atx Telecommunications Services, Ltd
2003/02/03
(410) 489-9
Landline
Verizon Maryland, Inc.
-
(410) 490
Wireless
Cellco Partnership DBA Verizon Wireless
-
Wireless
New Cingular Wireless PCS, LLC
-
(410) 491-0
Wireless
New Cingular Wireless PCS, LLC
-
(410) 491-1
Wireless
New Cingular Wireless PCS, LLC
-
(410) 491-2
Wireless
New Cingular Wireless PCS, LLC
-
(410) 491-3
Wireless
New Cingular Wireless PCS, LLC
-
(410) 491-4
Wireless
New Cingular Wireless PCS, LLC
-
(410) 491-5
Wireless
New Cingular Wireless PCS, LLC
-
(410) 491-6
Wireless
New Cingular Wireless PCS, LLC
-
(410) 491-7
Wireless
New Cingular Wireless PCS, LLC
-
(410) 491-8
Wireless
New Cingular Wireless PCS, LLC
-
(410) 491-9
Wireless
New Cingular Wireless PCS, LLC
-
(410) 492
Wireless
USA Mobility Wireless, Inc.
-
(410) 493
Wireless
Sprint Spectrum, L.P.
-
(410) 494
Landline
Verizon Maryland, Inc.
-
(410) 495
Landline
Verizon Maryland, Inc.
-
(410) 496
Landline
Verizon Maryland, Inc.
-
Landline
Comcast IP Phone, LLC
-
(410) 497-0
Landline
Comcast IP Phone, LLC
-
(410) 497-1
Landline
Xo Maryland, LLC
2007/03/21
(410) 497-2
Wireless
Omnipoint Communications Cap Operations, LLC
2008/07/21
(410) 497-3
Landline
Ctc Communications Corp. - MD
2006/03/07
(410) 497-4
Wireless
Omnipoint Communications Cap Operations, LLC
2009/01/13
(410) 497-5
Landline
Comcast IP Phone, LLC
2007/07/27
(410) 497-6
Landline
Bandwidth.com CLEC, LLC - MD
2010/03/22
(410) 497-7
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
(410) 497-8
Landline
Bandwidth.com CLEC, LLC - MD
2010/09/28
(410) 497-9
Landline
Comcast IP Phone, LLC
2012/11/08
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(410) 498-0
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(410) 498-1
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(410) 498-2
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(410) 498-3
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(410) 498-4
Landline
Bandwidth.com CLEC, LLC - MD
2020/08/05
(410) 498-5
Landline
Onvoy, LLC - MD
2020/06/05
(410) 498-6
Landline
Onvoy, LLC - MD
2020/06/05
(410) 498-7
Landline
Onvoy, LLC - MD
2020/06/05
(410) 498-8
Landline
Onvoy, LLC - MD
2020/06/05
(410) 498-9
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(410) 499
Wireless
Sprint Spectrum, L.P.
-
Prefix
Type
Location
Carrier
Assigned
Wireless
Sprint Spectrum, L.P.
-
(410) 500-0
Wireless
Sprint Spectrum, L.P.
2005/03/11
(410) 500-1
Wireless
Sprint Spectrum, L.P.
2005/03/11
(410) 500-2
Wireless
Sprint Spectrum, L.P.
2005/03/11
(410) 500-3
Wireless
Sprint Spectrum, L.P.
2005/03/11
(410) 500-4
Landline
Paetec Communications, Inc. - CA
2005/05/09
(410) 500-5
Landline
Paetec Communications, Inc. - CA
2005/05/09
(410) 500-6
Wireless
Sprint Spectrum, L.P.
2005/06/15
(410) 500-7
Wireless
Sprint Spectrum, L.P.
2005/06/15
(410) 500-8
Wireless
Sprint Spectrum, L.P.
2005/06/15
(410) 500-9
Landline
Onvoy, LLC - MD
2016/03/08
Landline
Lightwave Communications, LLC - MD
2005/06/28
(410) 501-0
Wireless
T-mobile USA, Inc.
2013/05/21
(410) 501-1
Landline
Lightwave Communications, LLC - MD
2005/07/08
(410) 501-2
Landline
Core Communications, Inc.- MD
2018/05/23
(410) 501-3
Landline
Comcast IP Phone, LLC
2008/02/07
(410) 501-4
Wireless
T-mobile USA, Inc.
2013/05/21
(410) 501-5
Landline
Level 3 Communications, LLC - AK
2005/11/25
(410) 501-6
Landline
Level 3 Communications, LLC - AK
2005/11/25
(410) 501-7
Wireless
T-mobile USA, Inc.
2013/05/21
(410) 501-8
Wireless
T-mobile USA, Inc.
2013/05/21
(410) 501-9
Wireless
T-mobile USA, Inc.
2013/05/21
(410) 502
Landline
Verizon Maryland, Inc.
-
(410) 503
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 504-0
Landline
Verizon Maryland, Inc.
-
(410) 504-1
Landline
Level 3 Communications, LLC - AK
2005/09/27
(410) 504-2
Wireless
New Cingular Wireless PCS, LLC
2005/03/09
(410) 504-3
Wireless
New Cingular Wireless PCS, LLC
2005/03/09
(410) 504-4
Wireless
New Cingular Wireless PCS, LLC
2005/03/09
(410) 504-5
Landline
Comcast IP Phone, LLC
2005/06/30
(410) 504-6
Landline
Level 3 Communications, LLC - AK
2005/09/27
(410) 504-7
Wireless
New Cingular Wireless PCS, LLC
2006/02/22
(410) 504-8
Landline
Comcast IP Phone, LLC
-
(410) 504-9
Wireless
New Cingular Wireless PCS, LLC
2007/04/30
Landline
Verizon Maryland, Inc.
-
(410) 505-0
Landline
Peerless Network of Maryland, LLC
2015/09/21
(410) 505-1
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2004/01/21
(410) 505-2
Landline
Verizon Maryland, Inc.
2003/01/09
(410) 505-3
Landline
Core Communications, Inc.- MD
2004/03/01
(410) 505-4
Landline
Level 3 Communications, LLC - AK
2003/01/27
(410) 505-5
Landline
Level 3 Communications, LLC - AK
2002/07/01
(410) 505-6
Landline
Verizon Maryland, Inc.
-
(410) 505-7
Landline
Peerless Network of Maryland, LLC
2020/01/27
(410) 505-8
Landline
Level 3 Communications, LLC - AK
2004/11/10
(410) 505-9
Landline
Atx Telecommunications Services, Ltd
2004/02/27
Landline
Verizon Maryland, Inc.
-
(410) 506-0
Landline
Verizon Maryland, Inc.
2002/11/15
(410) 506-1
Landline
Verizon Maryland, Inc.
2002/11/15
(410) 506-2
Landline
Verizon Maryland, Inc.
-
(410) 506-3
Landline
Verizon Maryland, Inc.
-
(410) 506-4
Landline
Verizon Maryland, Inc.
-
(410) 506-5
Landline
Verizon Maryland, Inc.
-
(410) 506-6
Landline
Verizon Maryland, Inc.
-
(410) 506-7
Landline
Verizon Maryland, Inc.
-
(410) 506-8
Landline
Verizon Maryland, Inc.
-
(410) 506-9
Landline
Verizon Maryland, Inc.
2002/11/15
(410) 507
Wireless
Cellco Partnership DBA Verizon Wireless
-
Landline
Verizon Maryland, Inc.
-
(410) 508-0
Wireless
New Cingular Wireless PCS, LLC
2015/11/09
(410) 508-1
Wireless
New Cingular Wireless PCS, LLC
2015/11/09
(410) 508-2
Landline
Verizon Maryland, Inc.
-
(410) 508-3
Landline
Verizon Maryland, Inc.
-
(410) 508-4
Wireless
New Cingular Wireless PCS, LLC
2015/11/09
(410) 508-5
Wireless
New Cingular Wireless PCS, LLC
2015/11/09
(410) 508-6
Wireless
New Cingular Wireless PCS, LLC
2015/11/09
(410) 508-7
Landline
Verizon Maryland, Inc.
-
(410) 508-8
Wireless
New Cingular Wireless PCS, LLC
2015/11/09
(410) 508-9
Landline
Local Access LLC - MD
2016/05/03
(410) 509
Landline
Baltimore-washington Telephone (Bwt)
-
Landline
Teleport Communications America - ID - LLC
-
(410) 510-0
Landline
Teleport Communications America - ID - LLC
-
(410) 510-1
Landline
Teleport Communications America - ID - LLC
-
(410) 510-2
Wireless
Onvoy Spectrum, LLC
2020/06/26
(410) 510-3
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2004/01/21
(410) 510-4
Wireless
Onvoy Spectrum, LLC
2020/06/26
(410) 510-5
Landline
Core Communications, Inc.- MD
2004/03/01
(410) 510-6
Wireless
Onvoy Spectrum, LLC
2020/06/26
(410) 510-7
Landline
Comcast IP Phone, LLC
2005/02/11
(410) 510-9
Landline
Terra Nova Telecom Inc.
2020/12/30
(410) 511
Unknown
-
-
-
Landline
Verizon Maryland, Inc.
-
(410) 512-0
Landline
Verizon Maryland, Inc.
-
(410) 512-1
Landline
Verizon Maryland, Inc.
-
(410) 512-2
Landline
Verizon Maryland, Inc.
-
(410) 512-3
Landline
Verizon Maryland, Inc.
-
(410) 512-4
Landline
Verizon Maryland, Inc.
-
(410) 512-5
Landline
Verizon Maryland, Inc.
-
(410) 512-6
Landline
Level 3 Communications, LLC - AK
2006/06/14
(410) 512-7
Wireless
Cellco Partnership DBA Verizon Wireless
2018/12/11
(410) 512-8
Landline
Verizon Maryland, Inc.
-
(410) 512-9
Landline
Core Communications, Inc.- MD
2018/10/11
Landline
Teleport Communications America - ID - LLC
-
(410) 513-0
Landline
Teleport Communications America - ID - LLC
-
(410) 513-1
Landline
Teleport Communications America - ID - LLC
-
(410) 513-2
Landline
Teleport Communications America - ID - LLC
-
(410) 513-3
Landline
Teleport Communications America - ID - LLC
-
(410) 513-4
Wireless
New Cingular Wireless PCS, LLC
2019/07/26
(410) 513-5
Landline
Onvoy, LLC - MD
2016/02/23
(410) 513-6
Wireless
New Cingular Wireless PCS, LLC
2020/01/23
(410) 513-7
Landline
Comcast IP Phone, LLC
2007/11/20
(410) 513-8
Landline
Atx Telecommunications Services, Ltd
2004/02/27
(410) 513-9
Landline
Bandwidth.com CLEC, LLC - MD
2010/11/02
Landline
Verizon Maryland, Inc.
-
(410) 514-0
Landline
Atx Telecommunications Services, Ltd
2003/02/03
(410) 514-1
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2004/01/21
(410) 514-2
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 514-3
Landline
Onvoy, LLC - MD
2016/02/17
(410) 514-4
Landline
Ctc Communications Corp. - MD
2007/07/02
(410) 514-5
Landline
Level 3 Communications, LLC - AK
2005/09/26
(410) 514-6
Landline
Level 3 Communications, LLC - AK
2006/05/01
(410) 514-7
Landline
Verizon Maryland, Inc.
-
(410) 514-8
Landline
Level 3 Communications, LLC - AK
2005/04/11
(410) 514-9
Landline
Verizon Maryland, Inc.
-
(410) 515
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 516-0
Landline
Verizon Maryland, Inc.
-
(410) 516-1
Landline
Verizon Maryland, Inc.
-
(410) 516-2
Landline
Verizon Maryland, Inc.
-
(410) 516-3
Landline
Verizon Maryland, Inc.
-
(410) 516-4
Landline
Verizon Maryland, Inc.
-
(410) 516-5
Landline
Verizon Maryland, Inc.
-
(410) 516-6
Landline
Verizon Maryland, Inc.
-
(410) 516-7
Landline
Verizon Maryland, Inc.
-
(410) 516-8
Landline
Verizon Maryland, Inc.
-
(410) 516-9
Landline
Verizon Maryland, Inc.
2002/02/13
Landline
Verizon Maryland, Inc.
-
(410) 517-0
Landline
Verizon Maryland, Inc.
-
(410) 517-1
Landline
Verizon Maryland, Inc.
-
(410) 517-2
Landline
Verizon Maryland, Inc.
-
(410) 517-3
Landline
Verizon Maryland, Inc.
-
(410) 517-4
Wireless
Sprint Spectrum, L.P.
2006/06/14
(410) 517-5
Landline
Verizon Maryland, Inc.
-
(410) 517-6
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2003/10/17
(410) 517-7
Landline
Onvoy, LLC - MD
2016/02/23
(410) 517-8
Landline
Verizon Maryland, Inc.
-
(410) 517-9
Wireless
Sprint Spectrum, L.P.
2006/04/05
Landline
Verizon Maryland, Inc.
-
(410) 518-0
Landline
Verizon Maryland, Inc.
-
(410) 518-1
Landline
Verizon Maryland, Inc.
-
(410) 518-2
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 518-3
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 518-4
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 518-5
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 518-6
Landline
Verizon Maryland, Inc.
-
(410) 518-7
Landline
Verizon Maryland, Inc.
-
(410) 518-8
Landline
Verizon Maryland, Inc.
-
(410) 518-9
Landline
Verizon Maryland, Inc.
-
(410) 519
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 520-0
Landline
Verizon Maryland, Inc.
-
(410) 520-1
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 520-2
Landline
Verizon Maryland, Inc.
-
(410) 520-3
Landline
AT&T - Local
2009/04/22
(410) 520-4
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 520-5
Landline
Verizon Maryland, Inc.
-
(410) 520-6
Landline
Verizon Maryland, Inc.
-
(410) 520-7
Landline
Verizon Maryland, Inc.
-
(410) 520-8
Landline
Verizon Maryland, Inc.
-
(410) 520-9
Landline
Verizon Maryland, Inc.
-
(410) 521
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 522-0
Landline
Verizon Maryland, Inc.
-
(410) 522-1
Landline
Verizon Maryland, Inc.
-
(410) 522-2
Landline
Verizon Maryland, Inc.
-
(410) 522-3
Landline
Verizon Maryland, Inc.
-
(410) 522-4
Landline
Verizon Maryland, Inc.
-
(410) 522-5
Landline
Verizon Maryland, Inc.
-
(410) 522-6
Landline
Verizon Maryland, Inc.
-
(410) 522-7
Landline
Verizon Maryland, Inc.
-
(410) 522-8
Wireless
Omnipoint Communications Cap Operations, LLC
2005/08/17
(410) 522-9
Landline
Verizon Maryland, Inc.
-
(410) 523
Landline
Verizon Maryland, Inc.
-
(410) 524
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 525-0
Landline
Verizon Maryland, Inc.
-
(410) 525-1
Landline
Verizon Maryland, Inc.
-
(410) 525-2
Landline
Verizon Maryland, Inc.
-
(410) 525-3
Landline
Verizon Maryland, Inc.
-
(410) 525-4
Landline
Level 3 Communications, LLC - AK
2015/07/23
(410) 525-5
Landline
Level 3 Communications, LLC - AK
2015/04/14
(410) 525-6
Landline
Level 3 Communications, LLC - AK
2015/07/23
(410) 525-7
Landline
Quantum Telecommunications, Inc. - MD
2016/01/04
(410) 525-8
Landline
Verizon Maryland, Inc.
-
(410) 525-9
Landline
Core Communications, Inc.- MD
2019/04/15
(410) 526
Landline
Verizon Maryland, Inc.
-
(410) 527
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 528-0
Landline
Verizon Maryland, Inc.
-
(410) 528-1
Landline
Verizon Maryland, Inc.
-
(410) 528-2
Landline
Verizon Maryland, Inc.
-
(410) 528-3
Wireless
Omnipoint Communications Cap Operations, LLC
2005/08/17
(410) 528-4
Landline
Verizon Maryland, Inc.
-
(410) 528-5
Landline
Verizon Maryland, Inc.
-
(410) 528-6
Landline
Verizon Maryland, Inc.
-
(410) 528-7
Landline
Verizon Maryland, Inc.
-
(410) 528-8
Landline
Verizon Maryland, Inc.
-
(410) 528-9
Landline
Verizon Maryland, Inc.
-
(410) 529
Landline
Verizon Maryland, Inc.
-
Wireless
New Cingular Wireless PCS, LLC
-
(410) 530-0
Wireless
New Cingular Wireless PCS, LLC
-
(410) 530-1
Wireless
New Cingular Wireless PCS, LLC
-
(410) 530-2
Wireless
New Cingular Wireless PCS, LLC
-
(410) 530-3
Wireless
New Cingular Wireless PCS, LLC
-
(410) 530-4
Wireless
New Cingular Wireless PCS, LLC
-
(410) 530-5
Wireless
New Cingular Wireless PCS, LLC
-
(410) 530-6
Wireless
New Cingular Wireless PCS, LLC
-
(410) 530-7
Wireless
New Cingular Wireless PCS, LLC
-
(410) 530-8
Wireless
New Cingular Wireless PCS, LLC
-
(410) 530-9
Wireless
New Cingular Wireless PCS, LLC
-
(410) 531
Landline
Verizon Maryland, Inc.
-
(410) 532
Landline
Verizon Maryland, Inc.
-
(410) 533
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 534-0
Landline
Verizon Maryland, Inc.
-
(410) 534-1
Landline
Verizon Maryland, Inc.
-
(410) 534-2
Landline
Verizon Maryland, Inc.
-
(410) 534-3
Landline
Verizon Maryland, Inc.
-
(410) 534-4
Landline
Verizon Maryland, Inc.
-
(410) 534-5
Landline
Verizon Maryland, Inc.
-
(410) 534-6
Landline
Verizon Maryland, Inc.
-
(410) 534-7
Landline
Verizon Maryland, Inc.
-
(410) 534-8
Landline
Verizon Maryland, Inc.
-
(410) 534-9
Landline
Core Communications, Inc.- MD
2019/04/15
(410) 535
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 536-0
Landline
Verizon Maryland, Inc.
-
(410) 536-1
Landline
Verizon Maryland, Inc.
-
(410) 536-2
Landline
Core Communications, Inc.- MD
2019/03/13
(410) 536-3
Landline
Core Communications, Inc.- MD
2019/03/13
(410) 536-4
Landline
Verizon Maryland, Inc.
-
(410) 536-5
Landline
Verizon Maryland, Inc.
-
(410) 536-6
Landline
Core Communications, Inc.- MD
2019/03/13
(410) 536-7
Landline
Verizon Maryland, Inc.
-
(410) 536-8
Landline
Terra Nova Telecom Inc.
2020/12/30
(410) 536-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 537-0
Wireless
Omnipoint Communications Cap Operations, LLC
2005/08/26
(410) 537-1
Landline
Verizon Maryland, Inc.
-
(410) 537-2
Landline
Verizon Maryland, Inc.
-
(410) 537-3
Landline
Verizon Maryland, Inc.
-
(410) 537-4
Landline
Verizon Maryland, Inc.
-
(410) 537-5
Landline
Verizon Maryland, Inc.
-
(410) 537-6
Landline
Verizon Maryland, Inc.
-
(410) 537-7
Landline
Verizon Maryland, Inc.
-
(410) 537-8
Landline
Verizon Maryland, Inc.
-
(410) 537-9
Landline
Us Lec of Maryland, Inc.
2016/01/08
Landline
Verizon Maryland, Inc.
-
(410) 538-0
Landline
Core Communications, Inc.- MD
2018/10/10
(410) 538-1
Landline
Core Communications, Inc.- MD
2018/10/10
(410) 538-2
Landline
Bandwidth.com CLEC, LLC - MD
2010/09/21
(410) 538-3
Landline
Verizon Maryland, Inc.
-
(410) 538-4
Landline
Verizon Maryland, Inc.
-
(410) 538-5
Landline
Verizon Maryland, Inc.
-
(410) 538-6
Landline
Verizon Maryland, Inc.
-
(410) 538-7
Landline
Verizon Maryland, Inc.
-
(410) 538-8
Landline
Verizon Maryland, Inc.
-
(410) 538-9
Landline
Core Communications, Inc.- MD
2018/10/10
(410) 539
Landline
Verizon Maryland, Inc.
-
(410) 540
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 541-0
Landline
Verizon Maryland, Inc.
-
(410) 541-1
Landline
Onvoy, LLC - MD
2016/02/18
(410) 541-2
Landline
Verizon Maryland, Inc.
-
(410) 541-3
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2004/03/31
(410) 541-4
Landline
Onvoy, LLC - MD
2021/02/03
(410) 541-5
Landline
Onvoy, LLC - MD
2021/02/03
(410) 541-6
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
(410) 541-7
Landline
Onvoy, LLC - MD
2021/02/03
(410) 541-8
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 541-9
Landline
Ymax Communications Corp. - MD
2009/02/02
(410) 542
Landline
Verizon Maryland, Inc.
-
(410) 543
Landline
Verizon Maryland, Inc.
-
(410) 544
Landline
Verizon Maryland, Inc.
-
(410) 545
Landline
Verizon Maryland, Inc.
-
(410) 546
Landline
Verizon Maryland, Inc.
-
(410) 547
Landline
Verizon Maryland, Inc.
-
(410) 548
Landline
Verizon Maryland, Inc.
-
(410) 549
Landline
Verizon Maryland, Inc.
-
(410) 550
Landline
Verizon Maryland, Inc.
-
(410) 551
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 552-0
Landline
Verizon Maryland, Inc.
-
(410) 552-1
Landline
Verizon Maryland, Inc.
-
(410) 552-2
Landline
Verizon Maryland, Inc.
-
(410) 552-3
Landline
Verizon Maryland, Inc.
-
(410) 552-4
Landline
Verizon Maryland, Inc.
-
(410) 552-5
Landline
Verizon Maryland, Inc.
-
(410) 552-6
Landline
Verizon Maryland, Inc.
-
(410) 552-7
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 552-8
Landline
Comcast IP Phone, LLC
2012/04/24
(410) 552-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 553-0
Landline
Verizon Maryland, Inc.
-
(410) 553-1
Wireless
Cellco Partnership DBA Verizon Wireless
2016/07/07
(410) 553-2
Landline
Verizon Maryland, Inc.
-
(410) 553-3
Landline
Verizon Maryland, Inc.
-
(410) 553-4
Landline
Comcast IP Phone, LLC
2015/03/10
(410) 553-5
Landline
Onvoy, LLC - MD
2016/02/22
(410) 553-6
Landline
Verizon Maryland, Inc.
-
(410) 553-7
Wireless
Cellco Partnership DBA Verizon Wireless
2016/08/23
(410) 553-8
Landline
Verizon Maryland, Inc.
-
(410) 553-9
Landline
Verizon Maryland, Inc.
-
(410) 554
Landline
Verizon Maryland, Inc.
-
(410) 555
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 556-0
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 556-1
Landline
Terra Nova Telecom Inc.
2020/12/30
(410) 556-2
Landline
Idt America, Corp. - MD
2006/04/10
(410) 556-3
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 556-4
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 556-5
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 556-6
Landline
Verizon Maryland, Inc.
-
(410) 556-7
Landline
Onvoy, LLC - MD
2017/03/20
(410) 556-8
Landline
Telnyx LLC
2017/08/31
(410) 556-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 557-0
Landline
Verizon Maryland, Inc.
-
(410) 557-1
Landline
Ctc Communications Corp. - MD
2005/03/09
(410) 557-2
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 557-3
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 557-4
Landline
Verizon Maryland, Inc.
-
(410) 557-5
Landline
Baltimore-washington Telephone (Bwt)
2006/04/17
(410) 557-6
Landline
Verizon Maryland, Inc.
-
(410) 557-7
Landline
Verizon Maryland, Inc.
-
(410) 557-8
Landline
Verizon Maryland, Inc.
-
(410) 557-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 558-0
Landline
Verizon Maryland, Inc.
-
(410) 558-1
Landline
Verizon Maryland, Inc.
-
(410) 558-2
Landline
Verizon Maryland, Inc.
-
(410) 558-3
Landline
Verizon Maryland, Inc.
-
(410) 558-4
Landline
Verizon Maryland, Inc.
-
(410) 558-5
Landline
Verizon Maryland, Inc.
-
(410) 558-6
Landline
Xo Maryland, LLC
2005/01/13
(410) 558-7
Wireless
Sprint Spectrum, L.P.
2005/08/26
(410) 558-8
Landline
Verizon Maryland, Inc.
-
(410) 558-9
Landline
Verizon Maryland, Inc.
-
Landline
Teleport Communications America - ID - LLC
-
(410) 559-0
Landline
Teleport Communications America - ID - LLC
-
(410) 559-1
Landline
Telnyx LLC
2017/03/02
(410) 559-2
Landline
Teleport Communications America - ID - LLC
-
(410) 559-3
Landline
Teleport Communications America - ID - LLC
-
(410) 559-5
Landline
Teleport Communications America - ID - LLC
-
(410) 559-6
Landline
Comcast IP Phone, LLC
2015/10/27
(410) 559-8
Landline
Teleport Communications America - ID - LLC
-
(410) 559-9
Landline
Onvoy, LLC - MD
2016/03/16
Landline
Verizon Maryland, Inc.
-
(410) 560-0
Landline
Verizon Maryland, Inc.
-
(410) 560-1
Landline
Verizon Maryland, Inc.
-
(410) 560-2
Landline
Verizon Maryland, Inc.
-
(410) 560-3
Landline
Verizon Maryland, Inc.
-
(410) 560-4
Landline
Verizon Maryland, Inc.
-
(410) 560-5
Landline
Verizon Maryland, Inc.
-
(410) 560-6
Landline
Verizon Maryland, Inc.
-
(410) 560-7
Landline
Verizon Maryland, Inc.
-
(410) 560-8
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 560-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 561-0
Landline
Verizon Maryland, Inc.
-
(410) 561-1
Landline
Verizon Maryland, Inc.
-
(410) 561-2
Landline
Verizon Maryland, Inc.
-
(410) 561-3
Landline
Verizon Maryland, Inc.
-
(410) 561-4
Landline
Verizon Maryland, Inc.
-
(410) 561-5
Landline
Verizon Maryland, Inc.
-
(410) 561-6
Landline
Level 3 Communications, LLC - AK
2004/11/10
(410) 561-7
Landline
Verizon Maryland, Inc.
-
(410) 561-8
Landline
Verizon Maryland, Inc.
-
(410) 561-9
Landline
Verizon Maryland, Inc.
-
Wireless
New Cingular Wireless PCS, LLC
-
(410) 562-0
Wireless
New Cingular Wireless PCS, LLC
-
(410) 562-1
Wireless
New Cingular Wireless PCS, LLC
-
(410) 562-2
Wireless
New Cingular Wireless PCS, LLC
-
(410) 562-3
Wireless
New Cingular Wireless PCS, LLC
-
(410) 562-4
Wireless
New Cingular Wireless PCS, LLC
-
(410) 562-5
Wireless
New Cingular Wireless PCS, LLC
-
(410) 562-6
Wireless
New Cingular Wireless PCS, LLC
-
(410) 562-7
Wireless
New Cingular Wireless PCS, LLC
-
(410) 562-8
Wireless
New Cingular Wireless PCS, LLC
-
(410) 562-9
Wireless
New Cingular Wireless PCS, LLC
-
(410) 563
Landline
Verizon Maryland, Inc.
-
Landline
Teleport Communications America - ID - LLC
-
(410) 564-0
Landline
Teleport Communications America - ID - LLC
-
(410) 564-1
Wireless
Sprint Spectrum, L.P.
2011/09/29
(410) 564-2
Landline
Teleport Communications America - ID - LLC
-
(410) 564-3
Wireless
Sprint Spectrum, L.P.
2011/09/29
(410) 564-4
Wireless
Sprint Spectrum, L.P.
2007/06/26
(410) 564-5
Landline
Teleport Communications America - ID - LLC
-
(410) 564-6
Wireless
Sprint Spectrum, L.P.
2007/06/26
(410) 564-7
Wireless
Sprint Spectrum, L.P.
2007/06/26
(410) 564-8
Wireless
Sprint Spectrum, L.P.
2007/06/26
(410) 564-9
Wireless
Sprint Spectrum, L.P.
2006/07/17
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 565-0
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 565-1
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 565-2
Wireless
T-mobile USA, Inc.
2013/07/02
(410) 565-3
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 565-4
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 565-5
Landline
Teleport Communications America - ID - LLC
2007/09/21
(410) 565-6
Landline
Comcast IP Phone, LLC
2009/04/10
(410) 565-7
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 565-8
Landline
Local Access LLC - MD
2015/02/23
(410) 565-9
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 566
Landline
Verizon Maryland, Inc.
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 567-0
Landline
Onvoy, LLC - MD
2013/10/25
(410) 567-1
Landline
Mcimetro Access Transmission Services LLC
-
(410) 567-2
Landline
Mcimetro Access Transmission Services LLC
-
(410) 567-3
Wireless
Sprint Spectrum, L.P.
2011/09/07
(410) 567-4
Landline
Core Communications, Inc.- MD
2004/03/01
(410) 567-5
Landline
Level 3 Communications, LLC - AK
2002/03/11
(410) 567-6
Wireless
Sprint Spectrum, L.P.
2011/09/07
(410) 567-7
Landline
Mcimetro Access Transmission Services LLC
2006/09/19
(410) 567-8
Landline
Mcimetro Access Transmission Services LLC
-
(410) 567-9
Landline
Mcimetro Access Transmission Services LLC
-
Landline
Teleport Communications America - ID - LLC
-
(410) 568-0
Landline
Teleport Communications America - ID - LLC
-
(410) 568-1
Landline
Teleport Communications America - ID - LLC
-
(410) 568-2
Landline
Teleport Communications America - ID - LLC
-
(410) 568-3
Landline
Teleport Communications America - ID - LLC
-
(410) 568-4
Landline
Teleport Communications America - ID - LLC
-
(410) 568-5
Wireless
Cellco Partnership DBA Verizon Wireless
2019/02/11
(410) 568-6
Landline
Teleport Communications America - ID - LLC
-
(410) 568-7
Landline
Lightwave Communications, LLC - MD
2005/09/08
(410) 568-8
Wireless
Cellco Partnership DBA Verizon Wireless
2018/03/07
(410) 568-9
Wireless
Cellco Partnership DBA Verizon Wireless
2018/03/07
(410) 569
Landline
Verizon Maryland, Inc.
-
(410) 570
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 571-0
Landline
Verizon Maryland, Inc.
-
(410) 571-1
Landline
Verizon Maryland, Inc.
-
(410) 571-2
Landline
Verizon Maryland, Inc.
-
(410) 571-3
Landline
Comcast IP Phone, LLC
2012/05/02
(410) 571-4
Landline
Bandwidth.com CLEC, LLC - MD
2013/02/18
(410) 571-5
Landline
Comcast IP Phone, LLC
2005/02/10
(410) 571-6
Landline
Verizon Maryland, Inc.
-
(410) 571-7
Landline
Verizon Maryland, Inc.
-
(410) 571-8
Landline
Verizon Maryland, Inc.
-
(410) 571-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 572-0
Landline
Verizon Maryland, Inc.
-
(410) 572-2
Landline
Verizon Maryland, Inc.
-
(410) 572-3
Landline
Verizon Maryland, Inc.
-
(410) 572-4
Landline
Comcast IP Phone, LLC
2015/07/06
(410) 572-5
Landline
Verizon Maryland, Inc.
-
(410) 572-6
Landline
Verizon Maryland, Inc.
-
(410) 572-7
Wireless
T-mobile USA, Inc.
2015/12/07
(410) 572-8
Landline
Verizon Maryland, Inc.
-
(410) 572-9
Landline
Verizon Maryland, Inc.
-
(410) 573
Landline
Verizon Maryland, Inc.
-
(410) 574
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 575-0
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 575-1
Landline
Level 3 Communications, LLC - AK
2008/05/05
(410) 575-2
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 575-3
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
(410) 575-4
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(410) 575-5
Landline
Verizon Maryland, Inc.
-
(410) 575-6
Landline
Verizon Maryland, Inc.
-
(410) 575-7
Landline
Verizon Maryland, Inc.
-
(410) 575-8
Landline
Verizon Maryland, Inc.
-
(410) 575-9
Landline
Verizon Maryland, Inc.
-
(410) 576
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
2005/05/10
(410) 577-0
Landline
Verizon Maryland, Inc.
2005/05/12
(410) 577-1
Landline
Verizon Maryland, Inc.
2005/05/12
(410) 577-2
Landline
Verizon Maryland, Inc.
2005/05/12
(410) 577-3
Landline
Verizon Maryland, Inc.
2005/05/12
(410) 577-4
Landline
Verizon Maryland, Inc.
2005/05/12
(410) 577-5
Landline
Verizon Maryland, Inc.
2005/05/12
(410) 577-6
Landline
Verizon Maryland, Inc.
2005/05/12
(410) 577-7
Landline
Verizon Maryland, Inc.
2005/05/12
(410) 577-8
Landline
Verizon Maryland, Inc.
2005/05/12
(410) 577-9
Landline
Verizon Maryland, Inc.
2005/05/12
(410) 578
Landline
Verizon Maryland, Inc.
-
(410) 579
Landline
Verizon Maryland, Inc.
-
(410) 580
Landline
Verizon Maryland, Inc.
-
(410) 581
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 582-0
Landline
Verizon Maryland, Inc.
-
(410) 582-1
Wireless
New Cingular Wireless PCS, LLC
2021/05/18
(410) 582-2
Landline
Teleport Communications America - ID - LLC
2016/04/06
(410) 582-3
Landline
Teleport Communications America - ID - LLC
2016/04/06
(410) 582-4
Landline
Verizon Maryland, Inc.
-
(410) 582-5
Landline
Verizon Maryland, Inc.
-
(410) 582-6
Wireless
New Cingular Wireless PCS, LLC
2016/08/22
(410) 582-7
Wireless
New Cingular Wireless PCS, LLC
2016/08/22
(410) 582-8
Landline
Comcast IP Phone, LLC
2007/10/04
(410) 582-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 583-0
Landline
Verizon Maryland, Inc.
-
(410) 583-1
Landline
Verizon Maryland, Inc.
-
(410) 583-2
Landline
Verizon Maryland, Inc.
-
(410) 583-3
Landline
Local Access LLC - MD
2019/03/27
(410) 583-4
Landline
Verizon Maryland, Inc.
-
(410) 583-5
Landline
Verizon Maryland, Inc.
-
(410) 583-6
Landline
Verizon Maryland, Inc.
-
(410) 583-7
Landline
Verizon Maryland, Inc.
-
(410) 583-8
Landline
Verizon Maryland, Inc.
-
(410) 583-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 584-0
Landline
Verizon Maryland, Inc.
-
(410) 584-1
Landline
Verizon Maryland, Inc.
-
(410) 584-2
Landline
Verizon Maryland, Inc.
-
(410) 584-3
Landline
Core Communications, Inc.- MD
2018/10/09
(410) 584-4
Landline
Verizon Maryland, Inc.
-
(410) 584-5
Landline
Core Communications, Inc.- MD
2018/10/09
(410) 584-6
Landline
Verizon Maryland, Inc.
-
(410) 584-7
Landline
Verizon Maryland, Inc.
-
(410) 584-8
Landline
Verizon Maryland, Inc.
-
(410) 584-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 585-0
Landline
Verizon Maryland, Inc.
-
(410) 585-1
Landline
Verizon Maryland, Inc.
-
(410) 585-2
Landline
Verizon Maryland, Inc.
-
(410) 585-3
Landline
Verizon Maryland, Inc.
-
(410) 585-4
Wireless
New Cingular Wireless PCS, LLC
2003/02/13
(410) 585-5
Wireless
New Cingular Wireless PCS, LLC
2003/02/13
(410) 585-6
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2005/01/26
(410) 585-7
Wireless
New Cingular Wireless PCS, LLC
2003/12/11
(410) 585-8
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2005/01/26
(410) 585-9
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2005/01/26
(410) 586
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 587-0
Landline
Onvoy, LLC - MD
2016/02/08
(410) 587-1
Landline
Verizon Maryland, Inc.
-
(410) 587-2
Landline
Onvoy, LLC - MD
2016/02/08
(410) 587-3
Landline
Hd Carrier LLC
2016/04/20
(410) 587-4
Landline
Hd Carrier LLC
2016/04/20
(410) 587-5
Landline
Hd Carrier LLC
2016/04/20
(410) 587-6
Landline
Hd Carrier LLC
2016/04/20
(410) 587-7
Landline
Baltimore-washington Telephone (Bwt)
2015/05/04
(410) 587-8
Landline
Wide Voice, LLC - MD
2016/04/20
(410) 587-9
Landline
Wide Voice, LLC - MD
2016/04/20
Landline
Verizon Maryland, Inc.
-
(410) 588-0
Landline
Verizon Maryland, Inc.
-
(410) 588-1
Landline
Verizon Maryland, Inc.
-
(410) 588-2
Landline
Verizon Maryland, Inc.
-
(410) 588-3
Landline
Verizon Maryland, Inc.
-
(410) 588-4
Landline
Verizon Maryland, Inc.
-
(410) 588-5
Landline
Verizon Maryland, Inc.
-
(410) 588-6
Wireless
Sprint Spectrum, L.P.
2004/05/12
(410) 588-7
Wireless
Sprint Spectrum, L.P.
2004/05/12
(410) 588-8
Landline
Verizon Maryland, Inc.
-
(410) 588-9
Wireless
Sprint Spectrum, L.P.
2005/08/23
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 589-0
Landline
Level 3 Communications, LLC - AK
2008/03/24
(410) 589-1
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 589-2
Landline
Telnyx LLC
2017/04/13
(410) 589-3
Landline
Comcast IP Phone, LLC
2015/07/16
(410) 589-4
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 589-5
Landline
Comcast IP Phone, LLC
2014/02/07
(410) 589-6
Landline
Comcast IP Phone, LLC
2007/09/10
(410) 589-7
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 589-8
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 589-9
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 590
Landline
Verizon Maryland, Inc.
-
(410) 591
Wireless
Cellco Partnership DBA Verizon Wireless
-
Landline
Verizon Maryland, Inc.
-
(410) 592-0
Landline
Verizon Maryland, Inc.
-
(410) 592-1
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 592-2
Landline
Verizon Maryland, Inc.
-
(410) 592-3
Landline
Verizon Maryland, Inc.
-
(410) 592-4
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 592-5
Landline
Verizon Maryland, Inc.
-
(410) 592-6
Landline
Verizon Maryland, Inc.
-
(410) 592-7
Landline
Verizon Maryland, Inc.
-
(410) 592-8
Landline
Verizon Maryland, Inc.
-
(410) 592-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 593-0
Landline
Onvoy, LLC - MD
2016/01/26
(410) 593-1
Landline
Onvoy, LLC - MD
2015/07/14
(410) 593-2
Landline
Verizon Maryland, Inc.
-
(410) 593-3
Landline
Onvoy, LLC - MD
2016/01/25
(410) 593-4
Landline
Verizon Maryland, Inc.
-
(410) 593-5
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 593-6
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 593-7
Landline
Comcast IP Phone, LLC
2011/11/18
(410) 593-8
Landline
Onvoy, LLC - MD
2016/01/26
(410) 593-9
Landline
Verizon Maryland, Inc.
-
(410) 594
Landline
Verizon Maryland, Inc.
-
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 595-0
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 595-1
Landline
Verizon Maryland, Inc.
2004/06/10
(410) 595-2
Landline
Level 3 Communications, LLC - AK
2008/04/28
(410) 595-3
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 595-4
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 595-5
Landline
Comcast IP Phone, LLC
2007/10/24
(410) 595-6
Landline
Comcast IP Phone, LLC
2006/09/12
(410) 595-7
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 595-8
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 595-9
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 596
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 597
Landline
Verizon Maryland, Inc.
-
(410) 598
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 599
Wireless
New Cingular Wireless PCS, LLC
-
Prefix
Type
Location
Carrier
Assigned
Landline
Mcimetro Access Transmission Services LLC
2006/04/25
(410) 600-0
Landline
Mcc Telephony of The Mid-atlantic, LLC - DE
2006/04/28
(410) 600-1
Landline
Us Lec of Maryland, Inc.
2014/08/22
(410) 600-2
Landline
Mcc Telephony of The Mid-atlantic, LLC - DE
2019/06/17
(410) 600-3
Landline
Mcimetro Access Transmission Services LLC
2008/12/09
(410) 600-4
Landline
Mcc Telephony of The Mid-atlantic, LLC - DE
2017/06/02
(410) 600-5
Wireless
New Cingular Wireless PCS, LLC
2007/11/06
(410) 600-6
Landline
Teleport Communications America - ID - LLC
2014/09/22
(410) 600-7
Landline
Onvoy, LLC - MD
2017/03/20
(410) 600-8
Landline
Telnyx LLC
2017/08/31
(410) 600-9
Landline
Core Communications, Inc.- MD
2018/10/09
Landline
Verizon Maryland, Inc.
-
(410) 601-0
Landline
Verizon Maryland, Inc.
-
(410) 601-1
Landline
Verizon Maryland, Inc.
-
(410) 601-2
Landline
Verizon Maryland, Inc.
-
(410) 601-3
Landline
Comcast IP Phone, LLC
2014/05/19
(410) 601-4
Landline
Verizon Maryland, Inc.
-
(410) 601-5
Landline
Verizon Maryland, Inc.
-
(410) 601-6
Landline
Verizon Maryland, Inc.
-
(410) 601-7
Landline
Verizon Maryland, Inc.
-
(410) 601-8
Landline
Verizon Maryland, Inc.
-
(410) 601-9
Landline
Verizon Maryland, Inc.
-
(410) 602
Landline
Verizon Maryland, Inc.
-
(410) 603
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 604-0
Landline
Verizon Maryland, Inc.
-
(410) 604-1
Landline
Verizon Maryland, Inc.
-
(410) 604-2
Landline
Verizon Maryland, Inc.
-
(410) 604-3
Landline
Verizon Maryland, Inc.
-
(410) 604-4
Landline
Peerless Network of Maryland, LLC
2018/02/06
(410) 604-5
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
2009/12/23
(410) 604-6
Landline
Verizon Maryland, Inc.
-
(410) 604-7
Landline
Us Lec of Maryland, Inc.
2013/03/13
(410) 604-8
Landline
AT&T - Local
2007/06/13
(410) 604-9
Landline
Telnyx LLC
2017/08/31
(410) 605
Landline
Verizon Maryland, Inc.
-
(410) 606
Landline
Verizon Maryland, Inc.
-
(410) 607
Wireless
USA Mobility Wireless, Inc.
-
Wireless
New Cingular Wireless PCS, LLC
-
(410) 608-0
Wireless
New Cingular Wireless PCS, LLC
-
(410) 608-1
Wireless
New Cingular Wireless PCS, LLC
-
(410) 608-2
Wireless
New Cingular Wireless PCS, LLC
-
(410) 608-3
Wireless
New Cingular Wireless PCS, LLC
-
(410) 608-4
Wireless
New Cingular Wireless PCS, LLC
-
(410) 608-5
Wireless
New Cingular Wireless PCS, LLC
-
(410) 608-6
Wireless
New Cingular Wireless PCS, LLC
-
(410) 608-7
Wireless
New Cingular Wireless PCS, LLC
-
(410) 608-8
Wireless
New Cingular Wireless PCS, LLC
-
(410) 608-9
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 609-0
Landline
Verizon Maryland, Inc.
-
(410) 609-1
Landline
Verizon Maryland, Inc.
-
(410) 609-2
Landline
Verizon Maryland, Inc.
-
(410) 609-3
Landline
Level 3 Communications, LLC - AK
2005/01/12
(410) 609-4
Landline
Level 3 Communications, LLC - AK
2003/08/05
(410) 609-5
Landline
Onvoy, LLC - MD
2016/02/25
(410) 609-6
Landline
Level 3 Communications, LLC - AK
2006/02/24
(410) 609-7
Landline
Level 3 Communications, LLC - AK
2004/03/29
(410) 609-8
Landline
Atx Telecommunications Services, Ltd
2003/02/03
(410) 609-9
Landline
Onvoy, LLC - MD
2016/02/23
(410) 610
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 611
Unknown
-
-
-
Landline
Verizon Maryland, Inc.
-
(410) 612-0
Landline
Verizon Maryland, Inc.
-
(410) 612-1
Landline
Verizon Maryland, Inc.
-
(410) 612-2
Landline
Verizon Maryland, Inc.
-
(410) 612-3
Landline
Onvoy, LLC - MD
2016/11/25
(410) 612-4
Landline
Verizon Maryland, Inc.
-
(410) 612-5
Landline
Verizon Maryland, Inc.
-
(410) 612-6
Landline
Verizon Maryland, Inc.
-
(410) 612-7
Landline
Verizon Maryland, Inc.
-
(410) 612-8
Landline
Verizon Maryland, Inc.
-
(410) 612-9
Landline
Verizon Maryland, Inc.
-
(410) 613
Landline
Verizon Maryland, Inc.
-
(410) 614
Landline
Verizon Maryland, Inc.
-
(410) 615
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 616-0
Landline
Mcimetro Access Transmission Services LLC
-
(410) 616-1
Landline
Mcimetro Access Transmission Services LLC
-
(410) 616-2
Landline
Mcimetro Access Transmission Services LLC
-
(410) 616-3
Landline
Mcimetro Access Transmission Services LLC
-
(410) 616-4
Landline
Mcimetro Access Transmission Services LLC
-
(410) 616-5
Landline
Mcimetro Access Transmission Services LLC
-
(410) 616-6
Landline
Mcimetro Access Transmission Services LLC
-
(410) 616-7
Landline
Mcimetro Access Transmission Services LLC
-
(410) 616-8
Landline
Atx Telecommunications Services, Ltd
2003/02/03
(410) 616-9
Landline
Comcast IP Phone, LLC
2006/08/24
Landline
Verizon Maryland, Inc.
-
(410) 617-0
Landline
Comcast IP Phone, LLC
2014/05/19
(410) 617-1
Landline
Verizon Maryland, Inc.
-
(410) 617-2
Landline
Verizon Maryland, Inc.
-
(410) 617-3
Landline
Verizon Maryland, Inc.
-
(410) 617-4
Landline
Verizon Maryland, Inc.
-
(410) 617-5
Landline
Verizon Maryland, Inc.
-
(410) 617-6
Landline
Verizon Maryland, Inc.
-
(410) 617-7
Landline
Verizon Maryland, Inc.
-
(410) 617-8
Landline
Comcast IP Phone, LLC
2014/05/19
(410) 617-9
Landline
Bandwidth.com CLEC, LLC - MD
2019/07/15
Landline
Idt America, Corp. - MD
2011/11/07
(410) 618-0
Landline
Onvoy, LLC - MD
2012/09/12
(410) 618-1
Landline
Onvoy, LLC - MD
2014/07/01
(410) 618-2
Landline
Idt America, Corp. - MD
2011/11/09
(410) 618-3
Landline
Bandwidth.com CLEC, LLC - MD
2015/05/06
(410) 618-4
Landline
Onvoy, LLC - MD
2015/12/16
(410) 618-5
Landline
Bandwidth.com CLEC, LLC - MD
2016/06/21
(410) 618-6
Wireless
Cellco Partnership DBA Verizon Wireless
2017/02/10
(410) 618-7
Wireless
Cellco Partnership DBA Verizon Wireless
2012/05/18
(410) 618-8
Wireless
Cellco Partnership DBA Verizon Wireless
2016/02/29
(410) 618-9
Landline
Peerless Network of Maryland, LLC
2016/01/29
(410) 619
Wireless
American Messaging Services, LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 620-0
Landline
Verizon Maryland, Inc.
-
(410) 620-1
Landline
Verizon Maryland, Inc.
-
(410) 620-2
Landline
Verizon Maryland, Inc.
-
(410) 620-3
Landline
Verizon Maryland, Inc.
-
(410) 620-4
Landline
Verizon Maryland, Inc.
-
(410) 620-5
Landline
Verizon Maryland, Inc.
-
(410) 620-6
Landline
Verizon Maryland, Inc.
-
(410) 620-7
Landline
Verizon Maryland, Inc.
-
(410) 620-8
Wireless
T-mobile USA, Inc.
2016/02/09
(410) 620-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 621-0
Landline
Verizon Maryland, Inc.
-
(410) 621-1
Landline
Verizon Maryland, Inc.
2002/04/30
(410) 621-2
Landline
Verizon Maryland, Inc.
2002/04/30
(410) 621-3
Landline
Verizon Maryland, Inc.
2002/04/30
(410) 621-4
Landline
Onvoy, LLC - MD
2021/03/31
(410) 621-5
Landline
Comcast IP Phone, LLC
2006/06/20
(410) 621-6
Landline
Terra Nova Telecom Inc.
2020/12/30
(410) 621-7
Landline
Onvoy, LLC - MD
2021/03/31
(410) 621-8
Landline
Us Lec of Maryland, Inc.
2014/08/22
(410) 621-9
Landline
Mcimetro Access Transmission Services LLC
2008/12/09
Landline
Mcimetro Access Transmission Services LLC
2011/08/12
(410) 622-0
Wireless
Sprint Spectrum, L.P.
2011/08/18
(410) 622-1
Wireless
Sprint Spectrum, L.P.
2011/08/18
(410) 622-2
Wireless
Sprint Spectrum, L.P.
2011/08/18
(410) 622-3
Landline
Mcimetro Access Transmission Services LLC
2011/08/15
(410) 622-4
Wireless
Sprint Spectrum, L.P.
2011/08/18
(410) 622-5
Wireless
Sprint Spectrum, L.P.
2011/08/18
(410) 622-6
Wireless
Sprint Spectrum, L.P.
2011/08/18
(410) 622-7
Wireless
Sprint Spectrum, L.P.
2011/08/18
(410) 622-8
Wireless
Sprint Spectrum, L.P.
2011/08/18
(410) 622-9
Wireless
Sprint Spectrum, L.P.
2011/08/18
Landline
Verizon Maryland, Inc.
-
(410) 623-0
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 623-1
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 623-2
Landline
Verizon Maryland, Inc.
-
(410) 623-3
Landline
Onvoy, LLC - MD
2019/02/06
(410) 623-4
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 623-5
Landline
Telnyx LLC
2017/08/31
(410) 623-6
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 623-7
Landline
Onvoy, LLC - MD
2017/03/21
(410) 623-8
Landline
Verizon Maryland, Inc.
-
(410) 623-9
Unknown
Charter Fiberlink - Maryland Ii, LLC - MD
2020/08/11
Landline
Verizon Maryland, Inc.
-
(410) 624-0
Landline
Verizon Maryland, Inc.
-
(410) 624-1
Landline
Verizon Maryland, Inc.
-
(410) 624-2
Landline
Paetec Communications, Inc. - CA
2004/05/12
(410) 624-3
Landline
Verizon Maryland, Inc.
-
(410) 624-4
Landline
Verizon Maryland, Inc.
-
(410) 624-5
Landline
Comcast IP Phone, LLC
2015/09/01
(410) 624-6
Wireless
New Cingular Wireless PCS, LLC
2003/04/15
(410) 624-7
Landline
Comcast IP Phone, LLC
2015/10/05
(410) 624-8
Wireless
New Cingular Wireless PCS, LLC
2003/04/15
(410) 624-9
Wireless
New Cingular Wireless PCS, LLC
2003/04/15
(410) 625
Landline
Verizon Maryland, Inc.
-
(410) 626
Landline
Verizon Maryland, Inc.
-
(410) 627
Wireless
Cellco Partnership DBA Verizon Wireless
-
Landline
Verizon Maryland, Inc.
-
(410) 628-0
Landline
Verizon Maryland, Inc.
-
(410) 628-1
Landline
Verizon Maryland, Inc.
-
(410) 628-2
Landline
Verizon Maryland, Inc.
-
(410) 628-3
Landline
Verizon Maryland, Inc.
-
(410) 628-4
Landline
Verizon Maryland, Inc.
-
(410) 628-5
Landline
Verizon Maryland, Inc.
-
(410) 628-6
Landline
Verizon Maryland, Inc.
-
(410) 628-7
Landline
Verizon Maryland, Inc.
-
(410) 628-8
Landline
Verizon Maryland, Inc.
-
(410) 628-9
Wireless
Cellco Partnership DBA Verizon Wireless
2018/08/03
Landline
Verizon Maryland, Inc.
-
(410) 629-0
Landline
Verizon Maryland, Inc.
-
(410) 629-1
Landline
Verizon Maryland, Inc.
-
(410) 629-2
Landline
Core Communications, Inc.- MD
2019/02/22
(410) 629-3
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 629-4
Landline
Core Communications, Inc.- MD
2019/04/16
(410) 629-5
Landline
Ymax Communications Corp. - MD
2011/03/07
(410) 629-6
Landline
Verizon Maryland, Inc.
2004/08/27
(410) 629-7
Landline
Core Communications, Inc.- MD
2019/04/16
(410) 629-8
Landline
Ymax Communications Corp. - MD
2011/03/07
(410) 629-9
Wireless
New Cingular Wireless PCS, LLC
2005/03/14
Landline
Mcimetro Access Transmission Services LLC
-
(410) 630-0
Landline
Core Communications, Inc.- MD
2004/03/01
(410) 630-1
Landline
Xo Maryland, LLC
2005/11/15
(410) 630-2
Landline
Comcast IP Phone, LLC
2005/02/10
(410) 630-3
Landline
Xo Maryland, LLC
2005/07/19
(410) 630-4
Landline
Level 3 Communications, LLC - AK
2004/01/16
(410) 630-5
Landline
Xo Maryland, LLC
2005/07/19
(410) 630-6
Landline
Xo Maryland, LLC
2005/07/19
(410) 630-7
Landline
Xo Maryland, LLC
2005/07/19
(410) 630-8
Landline
Xo Maryland, LLC
2005/11/15
(410) 630-9
Landline
Mcimetro Access Transmission Services LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 631-0
Landline
Verizon Maryland, Inc.
-
(410) 631-1
Landline
Verizon Maryland, Inc.
-
(410) 631-2
Landline
Verizon Maryland, Inc.
-
(410) 631-3
Landline
Teleport Communications America - ID - LLC
2020/09/14
(410) 631-4
Landline
Verizon Maryland, Inc.
-
(410) 631-5
Landline
Verizon Maryland, Inc.
-
(410) 631-6
Landline
Verizon Maryland, Inc.
-
(410) 631-7
Landline
Verizon Maryland, Inc.
-
(410) 631-8
Landline
Verizon Maryland, Inc.
-
(410) 631-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 632-0
Landline
Verizon Maryland, Inc.
-
(410) 632-1
Landline
Verizon Maryland, Inc.
-
(410) 632-2
Landline
Verizon Maryland, Inc.
-
(410) 632-3
Landline
Verizon Maryland, Inc.
-
(410) 632-4
Landline
Verizon Maryland, Inc.
-
(410) 632-5
Landline
Verizon Maryland, Inc.
-
(410) 632-6
Landline
Onvoy, LLC - MD
2018/08/20
(410) 632-7
Landline
Core Communications, Inc.- MD
2004/03/05
(410) 632-8
Landline
Telnyx LLC
2017/08/31
(410) 632-9
Landline
Verizon Maryland, Inc.
-
(410) 633
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 634-0
Landline
Terra Nova Telecom Inc.
2020/12/30
(410) 634-1
Landline
Verizon Maryland, Inc.
-
(410) 634-2
Landline
Verizon Maryland, Inc.
-
(410) 634-3
Landline
Core Communications, Inc.- MD
2004/03/05
(410) 634-4
Landline
Idt America, Corp. - MD
2012/05/02
(410) 634-5
Landline
Core Communications, Inc.- MD
2019/04/16
(410) 634-6
Landline
Telnyx LLC
2017/08/31
(410) 634-7
Landline
Onvoy, LLC - MD
2017/03/21
(410) 634-8
Landline
Comcast IP Phone, LLC
2006/06/20
(410) 634-9
Landline
Verizon Maryland, Inc.
2003/11/17
Landline
Verizon Maryland, Inc.
-
(410) 635-0
Landline
Bandwidth.com CLEC, LLC - MD
2011/07/19
(410) 635-1
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(410) 635-2
Landline
Verizon Maryland, Inc.
-
(410) 635-3
Landline
Verizon Maryland, Inc.
-
(410) 635-4
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
(410) 635-5
Landline
Us Lec of Maryland, Inc.
2004/01/15
(410) 635-6
Landline
Verizon Maryland, Inc.
-
(410) 635-7
Landline
Broadview Networks, Inc. - MD
2010/01/05
(410) 635-8
Landline
Verizon Maryland, Inc.
-
(410) 635-9
Landline
Bandwidth.com CLEC, LLC - MD
2011/07/19
(410) 636
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 637-0
Landline
Verizon Maryland, Inc.
-
(410) 637-1
Landline
Verizon Maryland, Inc.
-
(410) 637-2
Landline
Verizon Maryland, Inc.
-
(410) 637-3
Landline
Verizon Maryland, Inc.
-
(410) 637-4
Landline
Verizon Maryland, Inc.
-
(410) 637-5
Landline
Verizon Maryland, Inc.
-
(410) 637-6
Landline
Verizon Maryland, Inc.
-
(410) 637-7
Landline
Verizon Maryland, Inc.
-
(410) 637-8
Landline
Verizon Maryland, Inc.
-
(410) 637-9
Wireless
Sprint Spectrum, L.P.
2005/08/26
(410) 638
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 639-0
Landline
Core Communications, Inc.- MD
2004/03/05
(410) 639-1
Landline
Terra Nova Telecom Inc.
2020/12/30
(410) 639-2
Landline
Verizon Maryland, Inc.
-
(410) 639-3
Landline
Onvoy, LLC - MD
2017/03/21
(410) 639-4
Landline
Idt America, Corp. - MD
2006/04/10
(410) 639-5
Landline
Mcimetro Access Transmission Services LLC
2017/07/05
(410) 639-6
Landline
Onvoy, LLC - MD
2021/02/05
(410) 639-7
Landline
Verizon Maryland, Inc.
-
(410) 639-8
Landline
Telnyx LLC
2017/08/31
(410) 639-9
Landline
Verizon Maryland, Inc.
-
(410) 640
Wireless
USA Mobility Wireless, Inc.
-
(410) 641
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 642-0
Landline
Verizon Maryland, Inc.
-
(410) 642-1
Landline
Verizon Maryland, Inc.
-
(410) 642-2
Landline
Verizon Maryland, Inc.
-
(410) 642-3
Landline
Verizon Maryland, Inc.
-
(410) 642-4
Wireless
Cellco Partnership DBA Verizon Wireless
2017/06/16
(410) 642-5
Landline
Onvoy, LLC - MD
2016/03/16
(410) 642-6
Landline
Verizon Maryland, Inc.
-
(410) 642-7
Landline
Onvoy, LLC - MD
2016/03/16
(410) 642-8
Landline
Verizon Maryland, Inc.
-
(410) 642-9
Landline
Verizon Maryland, Inc.
-
(410) 643
Landline
Verizon Maryland, Inc.
-
(410) 644
Landline
Verizon Maryland, Inc.
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 645-0
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
(410) 645-1
Landline
Mcimetro Access Transmission Services LLC
-
(410) 645-2
Landline
Core Communications, Inc.- MD
2019/03/15
(410) 645-3
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2004/01/21
(410) 645-4
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 645-5
Landline
Level 3 Telecom of Maryland, LLC - MD
2006/05/03
(410) 645-6
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 645-7
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 645-8
Landline
Comcast IP Phone, LLC
2007/08/01
(410) 645-9
Landline
Mcimetro Access Transmission Services LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 646-0
Landline
Verizon Maryland, Inc.
-
(410) 646-1
Landline
Verizon Maryland, Inc.
-
(410) 646-2
Landline
Verizon Maryland, Inc.
-
(410) 646-3
Landline
Verizon Maryland, Inc.
-
(410) 646-4
Landline
Verizon Maryland, Inc.
-
(410) 646-5
Landline
Verizon Maryland, Inc.
-
(410) 646-6
Landline
Verizon Maryland, Inc.
-
(410) 646-7
Landline
Verizon Maryland, Inc.
-
(410) 646-8
Landline
Comcast IP Phone, LLC
2015/12/17
(410) 646-9
Landline
Core Communications, Inc.- MD
2019/04/15
(410) 647
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 648-0
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 648-1
Landline
Idt America, Corp. - MD
2006/04/10
(410) 648-2
Landline
Level 3 Communications, LLC - AK
2006/05/31
(410) 648-3
Landline
Level 3 Communications, LLC - AK
2016/01/22
(410) 648-4
Landline
Level 3 Communications, LLC - AK
2013/05/30
(410) 648-5
Landline
Verizon Maryland, Inc.
-
(410) 648-6
Landline
Verizon Maryland, Inc.
-
(410) 648-7
Landline
Comcast IP Phone, LLC
2006/06/20
(410) 648-8
Landline
Teleport Communications America - ID - LLC
2014/09/24
(410) 648-9
Landline
Onvoy, LLC - MD
2017/03/20
Landline
Teleport Communications America - ID - LLC
-
(410) 649-0
Landline
Teleport Communications America - ID - LLC
-
(410) 649-1
Landline
Teleport Communications America - ID - LLC
-
(410) 649-2
Landline
Teleport Communications America - ID - LLC
-
(410) 649-3
Landline
Teleport Communications America - ID - LLC
-
(410) 649-4
Landline
Teleport Communications America - ID - LLC
-
(410) 649-5
Landline
Teleport Communications America - ID - LLC
-
(410) 649-6
Landline
Teleport Communications America - ID - LLC
-
(410) 649-7
Landline
Teleport Communications America - ID - LLC
-
(410) 649-8
Landline
Teleport Communications America - ID - LLC
-
(410) 649-9
Wireless
Sprint Spectrum, L.P.
2005/08/26
Landline
Mcimetro Access Transmission Services LLC
-
(410) 650-0
Landline
Onvoy, LLC - MD
2016/03/03
(410) 650-1
Landline
Baltimore-washington Telephone (Bwt)
2015/05/18
(410) 650-2
Landline
Mcimetro Access Transmission Services LLC
-
(410) 650-3
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2003/10/17
(410) 650-4
Landline
Level 3 Communications, LLC - AK
2006/04/13
(410) 650-5
Landline
Bandwidth.com CLEC, LLC - MD
2004/10/20
(410) 650-6
Landline
Onvoy, LLC - MD
2016/02/23
(410) 650-7
Landline
Level 3 Telecom of Maryland, LLC - MD
2006/05/03
(410) 650-8
Landline
Onvoy, LLC - MD
2016/03/03
(410) 650-9
Landline
Mcimetro Access Transmission Services LLC
-
(410) 651
Landline
Verizon Maryland, Inc.
-
(410) 652
Wireless
New Cingular Wireless PCS, LLC
-
(410) 653
Landline
Verizon Maryland, Inc.
-
(410) 654
Landline
Verizon Maryland, Inc.
-
(410) 655
Landline
Verizon Maryland, Inc.
-
Landline
Armstrong Telecommunications, Inc. - KY
2008/05/30
(410) 656-0
Landline
Armstrong Telecommunications, Inc. - KY
2008/05/30
(410) 656-1
Landline
Bandwidth.com CLEC, LLC - MD
2012/05/24
(410) 656-2
Landline
Bandwidth.com CLEC, LLC - MD
2010/12/13
(410) 656-3
Landline
Mcimetro Access Transmission Services LLC
2010/10/08
(410) 656-4
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(410) 656-5
Landline
Broadview Networks, Inc. - MD
2009/04/28
(410) 656-6
Landline
Onvoy, LLC - MD
2012/09/11
(410) 656-7
Landline
Comcast IP Phone, LLC
2013/12/18
(410) 656-8
Landline
Bandwidth.com CLEC, LLC - MD
2014/02/13
(410) 656-9
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
Landline
Mcimetro Access Transmission Services LLC
-
(410) 657-0
Landline
Onvoy, LLC - MD
2016/04/20
(410) 657-1
Landline
Mcimetro Access Transmission Services LLC
2018/05/01
(410) 657-2
Landline
Bandwidth.com CLEC, LLC - MD
2011/04/20
(410) 657-3
Landline
Mcimetro Access Transmission Services LLC
-
(410) 657-4
Landline
Onvoy, LLC - MD
2016/03/01
(410) 657-5
Landline
Bandwidth.com CLEC, LLC - MD
2011/04/20
(410) 657-6
Landline
Onvoy, LLC - MD
2016/03/01
(410) 657-7
Landline
Comcast IP Phone, LLC
2013/08/30
(410) 657-8
Landline
Bandwidth.com CLEC, LLC - MD
2010/05/28
(410) 657-9
Landline
Mcimetro Access Transmission Services LLC
-
(410) 658
Landline
Armstrong Tel. Co. of Maryland
-
(410) 659
Landline
Verizon Maryland, Inc.
-
Wireless
Sprint Spectrum, L.P.
2006/07/31
(410) 660-0
Wireless
Sprint Spectrum, L.P.
2008/09/02
(410) 660-1
Wireless
Sprint Spectrum, L.P.
2008/09/02
(410) 660-2
Landline
Level 3 Communications, LLC - AK
2008/01/22
(410) 660-3
Wireless
Sprint Spectrum, L.P.
2009/10/15
(410) 660-5
Wireless
Sprint Spectrum, L.P.
2006/12/13
(410) 660-6
Wireless
Sprint Spectrum, L.P.
2006/12/13
(410) 660-7
Wireless
Sprint Spectrum, L.P.
2006/12/13
(410) 660-8
Wireless
Sprint Spectrum, L.P.
2009/10/15
(410) 660-9
Wireless
Sprint Spectrum, L.P.
2006/08/04
(410) 661
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 662-0
Landline
Verizon Maryland, Inc.
-
(410) 662-1
Landline
Verizon Maryland, Inc.
-
(410) 662-2
Wireless
New Cingular Wireless PCS, LLC
2003/04/15
(410) 662-3
Wireless
Sprint Spectrum, L.P.
2005/09/07
(410) 662-4
Landline
Verizon Maryland, Inc.
-
(410) 662-5
Landline
Verizon Maryland, Inc.
-
(410) 662-6
Landline
Verizon Maryland, Inc.
-
(410) 662-7
Landline
Verizon Maryland, Inc.
-
(410) 662-8
Landline
Verizon Maryland, Inc.
-
(410) 662-9
Landline
Verizon Maryland, Inc.
-
(410) 663
Landline
Verizon Maryland, Inc.
-
(410) 664
Landline
Verizon Maryland, Inc.
-
(410) 665
Landline
Verizon Maryland, Inc.
-
(410) 666
Landline
Verizon Maryland, Inc.
-
(410) 667
Landline
Verizon Maryland, Inc.
-
(410) 668
Landline
Verizon Maryland, Inc.
-
(410) 669
Landline
Verizon Maryland, Inc.
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 670-0
Landline
Onvoy, LLC - MD
2016/04/20
(410) 670-1
Wireless
T-mobile USA, Inc.
2019/12/31
(410) 670-2
Landline
Core Communications, Inc.- MD
2004/03/01
(410) 670-3
Landline
Comcast IP Phone, LLC
2012/05/09
(410) 670-4
Landline
Level 3 Communications, LLC - AK
2003/01/27
(410) 670-5
Landline
Bandwidth.com CLEC, LLC - MD
2012/07/16
(410) 670-6
Wireless
T-mobile USA, Inc.
2020/03/20
(410) 670-7
Landline
Level 3 Communications, LLC - AK
2005/01/26
(410) 670-8
Landline
Level 3 Communications, LLC - AK
2006/04/13
(410) 670-9
Landline
Mcimetro Access Transmission Services LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 671-0
Landline
Onvoy, LLC - MD
2016/03/16
(410) 671-1
Wireless
T-mobile USA, Inc.
2020/07/28
(410) 671-2
Landline
Comcast IP Phone, LLC
2011/06/08
(410) 671-3
Landline
Twilio International, Inc.
2020/12/01
(410) 671-4
Landline
Comcast IP Phone, LLC
2005/02/11
(410) 671-5
Landline
Bandwidth.com CLEC, LLC - MD
2010/11/02
(410) 671-6
Landline
Verizon Maryland, Inc.
-
(410) 671-7
Landline
Verizon Maryland, Inc.
-
(410) 671-8
Wireless
T-mobile USA, Inc.
2019/12/12
(410) 671-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 672-0
Landline
Verizon Maryland, Inc.
-
(410) 672-1
Landline
Verizon Maryland, Inc.
-
(410) 672-2
Landline
Verizon Maryland, Inc.
-
(410) 672-3
Landline
Verizon Maryland, Inc.
-
(410) 672-4
Landline
Verizon Maryland, Inc.
-
(410) 672-5
Landline
Verizon Maryland, Inc.
-
(410) 672-6
Landline
Verizon Maryland, Inc.
-
(410) 672-7
Landline
Verizon Maryland, Inc.
-
(410) 672-8
Landline
Verizon Maryland, Inc.
-
(410) 672-9
Landline
Core Communications, Inc.- MD
2019/04/12
Landline
Verizon Maryland, Inc.
-
(410) 673-0
Landline
Core Communications, Inc.- MD
2004/03/05
(410) 673-1
Landline
Verizon Maryland, Inc.
-
(410) 673-2
Landline
Verizon Maryland, Inc.
-
(410) 673-3
Landline
Telnyx LLC
2017/08/31
(410) 673-4
Landline
Onvoy, LLC - MD
2017/03/21
(410) 673-5
Landline
Terra Nova Telecom Inc.
2020/12/30
(410) 673-6
Landline
Core Communications, Inc.- MD
2019/02/27
(410) 673-7
Landline
Verizon Maryland, Inc.
-
(410) 673-8
Landline
Comcast IP Phone, LLC
2006/06/20
(410) 673-9
Landline
Verizon Maryland, Inc.
-
(410) 674
Landline
Verizon Maryland, Inc.
-
(410) 675
Landline
Verizon Maryland, Inc.
-
(410) 676
Landline
Verizon Maryland, Inc.
-
(410) 677
Landline
Verizon Maryland, Inc.
-
(410) 678
Wireless
USA Mobility Wireless, Inc.
-
(410) 679
Landline
Verizon Maryland, Inc.
-
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 680-0
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 680-1
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 680-2
Landline
Onvoy, LLC - MD
2016/01/14
(410) 680-3
Landline
Onvoy, LLC - MD
2016/01/14
(410) 680-4
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 680-5
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 680-6
Landline
Ymax Communications Corp. - MD
2009/09/15
(410) 680-7
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 680-8
Landline
Comcast IP Phone, LLC
2012/10/30
(410) 680-9
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 681
Wireless
USA Mobility Wireless, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 682-0
Landline
Teleport Communications America - ID - LLC
-
(410) 682-1
Landline
Teleport Communications America - ID - LLC
-
(410) 682-2
Landline
Verizon Maryland, Inc.
-
(410) 682-3
Landline
Verizon Maryland, Inc.
-
(410) 682-4
Landline
Verizon Maryland, Inc.
-
(410) 682-5
Landline
Verizon Maryland, Inc.
-
(410) 682-6
Landline
Verizon Maryland, Inc.
-
(410) 682-7
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 682-8
Landline
Verizon Maryland, Inc.
-
(410) 682-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 683-0
Landline
Verizon Maryland, Inc.
-
(410) 683-1
Landline
Verizon Maryland, Inc.
-
(410) 683-2
Landline
Verizon Maryland, Inc.
-
(410) 683-3
Landline
Verizon Maryland, Inc.
-
(410) 683-4
Landline
Verizon Maryland, Inc.
-
(410) 683-5
Landline
Bandwidth.com CLEC, LLC - MD
2020/09/01
(410) 683-6
Landline
Verizon Maryland, Inc.
-
(410) 683-7
Landline
Verizon Maryland, Inc.
-
(410) 683-8
Wireless
Cellco Partnership DBA Verizon Wireless
2018/08/03
(410) 683-9
Wireless
Cellco Partnership DBA Verizon Wireless
2018/08/03
Landline
Verizon Maryland, Inc.
-
(410) 684-0
Landline
Verizon Maryland, Inc.
-
(410) 684-1
Landline
Verizon Maryland, Inc.
-
(410) 684-2
Landline
Verizon Maryland, Inc.
-
(410) 684-3
Landline
Verizon Maryland, Inc.
-
(410) 684-4
Wireless
Cellco Partnership DBA Verizon Wireless
2019/08/01
(410) 684-5
Landline
Comcast IP Phone, LLC
2016/10/24
(410) 684-6
Landline
Verizon Maryland, Inc.
-
(410) 684-7
Landline
Verizon Maryland, Inc.
-
(410) 684-8
Landline
Verizon Maryland, Inc.
2015/04/06
(410) 684-9
Wireless
Omnipoint Communications Cap Operations, LLC
2016/07/18
(410) 685
Landline
Verizon Maryland, Inc.
-
(410) 686
Landline
Verizon Maryland, Inc.
-
(410) 687
Landline
Verizon Maryland, Inc.
-
(410) 688
Wireless
Cellco Partnership DBA Verizon Wireless
-
Landline
Teleport Communications America - ID - LLC
-
(410) 689-0
Landline
Teleport Communications America - ID - LLC
-
(410) 689-1
Landline
Teleport Communications America - ID - LLC
-
(410) 689-2
Landline
Teleport Communications America - ID - LLC
-
(410) 689-3
Landline
Teleport Communications America - ID - LLC
-
(410) 689-4
Landline
Teleport Communications America - ID - LLC
-
(410) 689-5
Wireless
Omnipoint Communications Cap Operations, LLC
2008/05/19
(410) 689-6
Landline
Teleport Communications America - ID - LLC
-
(410) 689-7
Landline
Teleport Communications America - ID - LLC
-
(410) 689-8
Wireless
Omnipoint Communications Cap Operations, LLC
2007/10/17
(410) 689-9
Wireless
Cellco Partnership DBA Verizon Wireless
2007/08/02
Landline
AT&T - Local
2002/05/20
(410) 690-0
Landline
Terra Nova Telecom Inc.
2020/12/30
(410) 690-1
Wireless
Sprint Spectrum, L.P.
2004/02/04
(410) 690-2
Wireless
Sprint Spectrum, L.P.
2004/02/04
(410) 690-3
Landline
Level 3 Communications, LLC - AK
2004/12/27
(410) 690-4
Landline
Level 3 Communications, LLC - AK
2004/05/18
(410) 690-5
Wireless
Sprint Spectrum, L.P.
2006/01/03
(410) 690-6
Wireless
T-mobile USA, Inc.
2006/04/20
(410) 690-7
Landline
Level 3 Communications, LLC - AK
2010/08/27
(410) 690-8
Landline
Level 3 Communications, LLC - AK
2009/08/03
(410) 690-9
Landline
AT&T - Local
2002/05/23
Landline
Verizon Maryland, Inc.
-
(410) 691-0
Landline
Verizon Maryland, Inc.
-
(410) 691-1
Landline
Verizon Maryland, Inc.
-
(410) 691-2
Landline
Verizon Maryland, Inc.
-
(410) 691-3
Landline
Level 3 Communications, LLC - AK
2007/07/17
(410) 691-4
Landline
Verizon Maryland, Inc.
-
(410) 691-5
Landline
Verizon Maryland, Inc.
-
(410) 691-6
Landline
Verizon Maryland, Inc.
-
(410) 691-7
Landline
Verizon Maryland, Inc.
-
(410) 691-8
Landline
Atx Telecommunications Services, Ltd
2003/02/03
(410) 691-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 692-0
Landline
Verizon Maryland, Inc.
-
(410) 692-1
Landline
Baltimore-washington Telephone (Bwt)
2015/05/20
(410) 692-2
Landline
Verizon Maryland, Inc.
-
(410) 692-3
Landline
Core Communications, Inc.- MD
2004/03/01
(410) 692-4
Landline
Armstrong Telecommunications, Inc. - KY
2008/08/11
(410) 692-5
Landline
Verizon Maryland, Inc.
-
(410) 692-6
Landline
Verizon Maryland, Inc.
-
(410) 692-7
Landline
Verizon Maryland, Inc.
-
(410) 692-8
Landline
Bandwidth.com CLEC, LLC - MD
2010/08/05
(410) 692-9
Landline
Verizon Maryland, Inc.
-
(410) 693
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 694-0
Landline
Verizon Maryland, Inc.
-
(410) 694-1
Wireless
Omnipoint Communications Cap Operations, LLC
2016/07/18
(410) 694-2
Landline
Verizon Maryland, Inc.
-
(410) 694-3
Landline
Verizon Maryland, Inc.
-
(410) 694-4
Landline
Verizon Maryland, Inc.
-
(410) 694-5
Landline
Verizon Maryland, Inc.
-
(410) 694-6
Landline
Verizon Maryland, Inc.
-
(410) 694-7
Landline
Bandwidth.com CLEC, LLC - MD
2018/05/11
(410) 694-8
Landline
Verizon Maryland, Inc.
-
(410) 694-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 695-0
Landline
Verizon Maryland, Inc.
-
(410) 695-1
Landline
Verizon Maryland, Inc.
-
(410) 695-2
Landline
Verizon Maryland, Inc.
-
(410) 695-3
Landline
Level 3 Communications, LLC - AK
2005/03/31
(410) 695-4
Landline
Level 3 Communications, LLC - AK
2003/07/29
(410) 695-5
Landline
Comcast IP Phone, LLC
2005/02/11
(410) 695-6
Landline
Level 3 Communications, LLC - AK
2005/03/31
(410) 695-7
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 695-8
Landline
Level 3 Communications, LLC - AK
2012/07/05
(410) 695-9
Landline
Onvoy, LLC - MD
2016/04/20
Landline
Mcimetro Access Transmission Services LLC
-
(410) 696-0
Landline
Local Access LLC - MD
2016/05/03
(410) 696-1
Landline
Mcimetro Access Transmission Services LLC
-
(410) 696-2
Landline
Comcast IP Phone, LLC
2005/02/11
(410) 696-3
Landline
Mcimetro Access Transmission Services LLC
2005/06/06
(410) 696-4
Landline
Level 3 Communications, LLC - AK
2009/09/29
(410) 696-5
Landline
Level 3 Communications, LLC - AK
2008/02/01
(410) 696-6
Landline
Quantum Telecommunications, Inc. - MD
2016/01/04
(410) 696-7
Landline
Level 3 Communications, LLC - AK
2008/05/06
(410) 696-8
Landline
Ymax Communications Corp. - MD
2009/01/30
(410) 696-9
Landline
Mcimetro Access Transmission Services LLC
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 697-0
Landline
Core Communications, Inc.- MD
2004/03/01
(410) 697-1
Landline
Bandwidth.com CLEC, LLC - MD
2014/05/29
(410) 697-3
Landline
Comcast IP Phone, LLC
2005/06/30
(410) 697-4
Landline
Level 3 Communications, LLC - AK
2004/01/16
(410) 697-5
Landline
Level 3 Communications, LLC - AK
2005/07/18
(410) 697-6
Landline
Xo Maryland, LLC
2005/12/13
(410) 697-7
Landline
Xo Maryland, LLC
2005/12/13
(410) 697-8
Landline
Atx Telecommunications Services, Ltd
2006/03/07
(410) 697-9
Landline
Mcimetro Access Transmission Services LLC
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 698-0
Landline
Atx Telecommunications Services, Ltd
2003/02/03
(410) 698-1
Landline
Level 3 Communications, LLC - AK
2006/03/14
(410) 698-2
Wireless
New Cingular Wireless PCS, LLC
2004/04/21
(410) 698-3
Wireless
New Cingular Wireless PCS, LLC
2004/04/21
(410) 698-4
Landline
Level 3 Communications, LLC - AK
2003/07/29
(410) 698-5
Wireless
New Cingular Wireless PCS, LLC
2004/06/22
(410) 698-6
Landline
Level 3 Communications, LLC - AK
2004/12/16
(410) 698-7
Wireless
New Cingular Wireless PCS, LLC
2004/08/18
(410) 698-8
Wireless
New Cingular Wireless PCS, LLC
2004/08/18
(410) 698-9
Landline
Mcimetro Access Transmission Services LLC
-
Wireless
Sprint Spectrum, L.P.
2002/07/23
(410) 699-0
Wireless
Sprint Spectrum, L.P.
-
(410) 699-1
Wireless
Sprint Spectrum, L.P.
-
(410) 699-2
Wireless
Sprint Spectrum, L.P.
-
(410) 699-3
Wireless
Omnipoint Communications Cap Operations, LLC
-
(410) 699-4
Wireless
Sprint Spectrum, L.P.
-
(410) 699-5
Wireless
Sprint Spectrum, L.P.
-
(410) 699-6
Wireless
Sprint Spectrum, L.P.
-
(410) 699-7
Wireless
Sprint Spectrum, L.P.
-
(410) 699-8
Wireless
Sprint Spectrum, L.P.
-
(410) 699-9
Wireless
Sprint Spectrum, L.P.
-
Prefix
Type
Location
Carrier
Assigned
(410) 700
Unknown
-
-
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 701-0
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
(410) 701-1
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2004/01/23
(410) 701-2
Landline
Onvoy, LLC - MD
2016/03/10
(410) 701-3
Landline
Onvoy, LLC - MD
2016/03/10
(410) 701-4
Landline
Verizon Maryland, Inc.
2003/04/09
(410) 701-5
Landline
Lightwave Communications, LLC - MD
2005/06/08
(410) 701-6
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2009/04/02
(410) 701-7
Landline
Comcast IP Phone, LLC
2005/02/11
(410) 701-8
Landline
Comcast IP Phone, LLC
2007/06/19
(410) 701-9
Landline
Mcimetro Access Transmission Services LLC
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 702-0
Wireless
New Cingular Wireless PCS, LLC
2021/06/30
(410) 702-1
Wireless
Onvoy Spectrum, LLC
2021/04/24
(410) 702-2
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 702-3
Wireless
New Cingular Wireless PCS, LLC
2021/06/30
(410) 702-4
Landline
Level 3 Communications, LLC - AK
2003/07/29
(410) 702-5
Landline
Level 3 Communications, LLC - AK
2005/01/05
(410) 702-6
Landline
Broadview Networks, Inc. - MD
2009/08/10
(410) 702-7
Landline
Comcast IP Phone, LLC
2005/02/11
(410) 702-8
Wireless
T-mobile USA, Inc.
2016/09/07
(410) 702-9
Landline
Mcimetro Access Transmission Services LLC
-
(410) 703
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 704
Landline
Mcimetro Access Transmission Services LLC
-
Landline
Bandwidth.com CLEC, LLC - MD
-
(410) 705-0
Landline
Bandwidth.com CLEC, LLC - MD
2014/09/24
(410) 705-1
Landline
Ymax Communications Corp. - MD
2008/04/28
(410) 705-2
Landline
Onvoy, LLC - MD
2020/09/17
(410) 705-3
Landline
Ymax Communications Corp. - MD
2008/04/28
(410) 705-4
Landline
Bandwidth.com CLEC, LLC - MD
2015/01/14
(410) 705-5
Landline
Bandwidth.com CLEC, LLC - MD
2015/06/09
(410) 705-6
Landline
Bandwidth.com CLEC, LLC - MD
2007/09/24
(410) 705-7
Landline
Onvoy, LLC - MD
2020/09/17
(410) 705-8
Landline
Ymax Communications Corp. - MD
2007/06/29
(410) 705-9
Landline
Local Access LLC - MD
2015/02/19
(410) 706
Landline
Verizon Maryland, Inc.
-
(410) 707
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 708
Wireless
Cellco Partnership DBA Verizon Wireless
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 709-0
Landline
Telnyx LLC
2017/04/14
(410) 709-1
Landline
Level 3 Communications, LLC - AK
2008/09/10
(410) 709-2
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 709-3
Landline
Level 3 Communications, LLC - AK
2006/02/08
(410) 709-4
Landline
Onvoy, LLC - MD
2016/02/23
(410) 709-5
Landline
Broadview Networks, Inc. - MD
2008/09/29
(410) 709-6
Landline
Onvoy, LLC - MD
2016/02/25
(410) 709-7
Landline
Onvoy, LLC - MD
2016/02/25
(410) 709-8
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
(410) 709-9
Landline
Mcimetro Access Transmission Services LLC
-
Wireless
Omnipoint Communications Cap Operations, LLC
2005/10/03
(410) 710-0
Wireless
Sprint Spectrum, L.P.
2005/12/08
(410) 710-1
Wireless
Sprint Spectrum, L.P.
2005/12/08
(410) 710-2
Wireless
Sprint Spectrum, L.P.
2005/12/08
(410) 710-3
Wireless
Sprint Spectrum, L.P.
2005/12/08
(410) 710-4
Wireless
Sprint Spectrum, L.P.
2005/12/08
(410) 710-5
Wireless
Sprint Spectrum, L.P.
2005/12/08
(410) 710-6
Landline
Us Lec of Maryland, Inc.
2005/12/27
(410) 710-7
Wireless
Omnipoint Communications Cap Operations, LLC
2006/01/06
(410) 710-8
Wireless
Omnipoint Communications Cap Operations, LLC
2006/01/06
(410) 710-9
Wireless
Omnipoint Communications Cap Operations, LLC
2005/10/10
(410) 711
Unknown
-
-
-
(410) 712
Landline
Verizon Maryland, Inc.
-
Landline
Level 3 Communications, LLC - AK
-
(410) 713-0
Wireless
New Cingular Wireless PCS, LLC
2003/03/14
(410) 713-1
Wireless
New Cingular Wireless PCS, LLC
2003/03/14
(410) 713-2
Wireless
Cellco Partnership DBA Verizon Wireless
2004/05/07
(410) 713-3
Landline
Verizon Maryland, Inc.
2003/10/14
(410) 713-4
Landline
Level 3 Communications, LLC - AK
2002/08/25
(410) 713-5
Wireless
Cellco Partnership DBA Verizon Wireless
2004/06/04
(410) 713-6
Wireless
Sprint Spectrum, L.P.
2004/01/27
(410) 713-7
Wireless
Sprint Spectrum, L.P.
2004/01/27
(410) 713-8
Wireless
Cellco Partnership DBA Verizon Wireless
2005/06/02
(410) 713-9
Wireless
Cellco Partnership DBA Verizon Wireless
2004/06/04
Wireless
New Cingular Wireless PCS, LLC
-
(410) 714-0
Wireless
New Cingular Wireless PCS, LLC
-
(410) 714-1
Wireless
New Cingular Wireless PCS, LLC
-
(410) 714-2
Wireless
New Cingular Wireless PCS, LLC
-
(410) 714-3
Wireless
New Cingular Wireless PCS, LLC
-
(410) 714-4
Wireless
New Cingular Wireless PCS, LLC
-
(410) 714-5
Wireless
Onvoy Spectrum, LLC
2021/04/23
(410) 714-6
Wireless
Onvoy Spectrum, LLC
2021/04/23
(410) 714-7
Wireless
Onvoy Spectrum, LLC
2021/04/23
(410) 714-8
Wireless
Cellco Partnership DBA Verizon Wireless
2020/08/06
(410) 714-9
Wireless
New Cingular Wireless PCS, LLC
-
(410) 715
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 716-0
Landline
Verizon Maryland, Inc.
-
(410) 716-1
Landline
Verizon Maryland, Inc.
-
(410) 716-2
Landline
Verizon Maryland, Inc.
-
(410) 716-3
Landline
Verizon Maryland, Inc.
-
(410) 716-4
Wireless
Cellco Partnership DBA Verizon Wireless
2018/11/09
(410) 716-5
Wireless
Cellco Partnership DBA Verizon Wireless
2018/11/09
(410) 716-6
Wireless
Cellco Partnership DBA Verizon Wireless
2018/11/09
(410) 716-7
Landline
Verizon Maryland, Inc.
-
(410) 716-8
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 716-9
Landline
Core Communications, Inc.- MD
2018/10/11
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 717-0
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 717-1
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 717-2
Wireless
Sprint Spectrum, L.P.
2011/09/07
(410) 717-3
Wireless
Sprint Spectrum, L.P.
2011/09/07
(410) 717-4
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 717-5
Wireless
Sprint Spectrum, L.P.
2011/09/07
(410) 717-6
Wireless
Sprint Spectrum, L.P.
2009/11/27
(410) 717-7
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 717-8
Wireless
Sprint Spectrum, L.P.
2009/11/27
(410) 717-9
Landline
Level 3 Telecom of Maryland, LLC - MD
-
Wireless
New Cingular Wireless PCS, LLC
-
(410) 718-0
Wireless
New Cingular Wireless PCS, LLC
-
(410) 718-1
Wireless
New Cingular Wireless PCS, LLC
-
(410) 718-2
Wireless
New Cingular Wireless PCS, LLC
-
(410) 718-3
Wireless
New Cingular Wireless PCS, LLC
-
(410) 718-4
Wireless
New Cingular Wireless PCS, LLC
-
(410) 718-5
Wireless
New Cingular Wireless PCS, LLC
-
(410) 718-6
Wireless
New Cingular Wireless PCS, LLC
-
(410) 718-7
Wireless
New Cingular Wireless PCS, LLC
-
(410) 718-8
Wireless
New Cingular Wireless PCS, LLC
-
(410) 718-9
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 719
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 720-0
Landline
Verizon Maryland, Inc.
-
(410) 720-1
Landline
Verizon Maryland, Inc.
-
(410) 720-2
Landline
Comcast IP Phone, LLC
2007/07/18
(410) 720-3
Landline
Verizon Maryland, Inc.
-
(410) 720-4
Landline
Verizon Maryland, Inc.
-
(410) 720-5
Landline
Verizon Maryland, Inc.
-
(410) 720-6
Landline
Verizon Maryland, Inc.
-
(410) 720-7
Landline
Verizon Maryland, Inc.
-
(410) 720-8
Landline
Verizon Maryland, Inc.
-
(410) 720-9
Landline
Ymax Communications Corp. - MD
2007/07/24
(410) 721
Landline
Verizon Maryland, Inc.
-
(410) 722
Landline
Verizon Maryland, Inc.
-
(410) 723
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 724-0
Landline
Verizon Maryland, Inc.
-
(410) 724-1
Landline
Peerless Network of Maryland, LLC
2020/09/29
(410) 724-2
Landline
Verizon Maryland, Inc.
-
(410) 724-3
Landline
Verizon Maryland, Inc.
-
(410) 724-4
Landline
Verizon Maryland, Inc.
-
(410) 724-5
Landline
Verizon Maryland, Inc.
-
(410) 724-6
Landline
Verizon Maryland, Inc.
-
(410) 724-7
Landline
Verizon Maryland, Inc.
-
(410) 724-8
Landline
Mcimetro Access Transmission Services LLC
2006/09/11
(410) 724-9
Landline
Verizon Maryland, Inc.
-
Wireless
Sprint Spectrum, L.P.
-
(410) 725-0
Wireless
Sprint Spectrum, L.P.
-
(410) 725-1
Wireless
Sprint Spectrum, L.P.
-
(410) 725-2
Wireless
Sprint Spectrum, L.P.
2007/08/10
(410) 725-3
Wireless
Sprint Spectrum, L.P.
2007/08/10
(410) 725-4
Wireless
Sprint Spectrum, L.P.
-
(410) 725-5
Wireless
Sprint Spectrum, L.P.
2011/03/03
(410) 725-6
Wireless
Sprint Spectrum, L.P.
-
(410) 725-7
Wireless
Sprint Spectrum, L.P.
2004/07/02
(410) 725-8
Wireless
Sprint Spectrum, L.P.
2007/08/10
(410) 725-9
Wireless
Sprint Spectrum, L.P.
-
(410) 726
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 727
Landline
Verizon Maryland, Inc.
-
(410) 728
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 729-0
Landline
Verizon Maryland, Inc.
-
(410) 729-1
Landline
Verizon Maryland, Inc.
-
(410) 729-2
Landline
Verizon Maryland, Inc.
-
(410) 729-3
Landline
Verizon Maryland, Inc.
-
(410) 729-4
Landline
Verizon Maryland, Inc.
-
(410) 729-5
Landline
Verizon Maryland, Inc.
-
(410) 729-6
Landline
Onvoy, LLC - MD
2016/02/17
(410) 729-7
Landline
Verizon Maryland, Inc.
-
(410) 729-8
Landline
Verizon Maryland, Inc.
-
(410) 729-9
Landline
Verizon Maryland, Inc.
-
(410) 730
Landline
Verizon Maryland, Inc.
-
(410) 731
Wireless
USA Mobility Wireless, Inc.
-
(410) 732
Landline
Verizon Maryland, Inc.
-
(410) 733
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 734-0
Landline
Verizon Maryland, Inc.
-
(410) 734-1
Landline
Verizon Maryland, Inc.
-
(410) 734-2
Landline
Level 3 Communications, LLC - AK
2006/02/06
(410) 734-3
Landline
Onvoy, LLC - MD
2016/02/25
(410) 734-4
Landline
Verizon Maryland, Inc.
-
(410) 734-5
Landline
Onvoy, LLC - MD
2016/02/23
(410) 734-6
Landline
Verizon Maryland, Inc.
-
(410) 734-7
Landline
Verizon Maryland, Inc.
-
(410) 734-8
Landline
Armstrong Telecommunications, Inc. - KY
2008/08/11
(410) 734-9
Landline
Verizon Maryland, Inc.
-
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(410) 735-0
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(410) 735-1
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(410) 735-2
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(410) 735-3
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(410) 735-4
Landline
Verizon Maryland, Inc.
2003/08/29
(410) 735-5
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(410) 735-6
Landline
Verizon Maryland, Inc.
2003/08/12
(410) 735-7
Landline
Verizon Maryland, Inc.
2003/08/12
(410) 735-8
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(410) 735-9
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
Landline
Verizon Maryland, Inc.
-
(410) 736-0
Wireless
New Cingular Wireless PCS, LLC
2003/01/08
(410) 736-1
Wireless
New Cingular Wireless PCS, LLC
2003/01/08
(410) 736-2
Wireless
New Cingular Wireless PCS, LLC
2003/01/08
(410) 736-3
Wireless
New Cingular Wireless PCS, LLC
2003/01/08
(410) 736-4
Landline
Verizon Maryland, Inc.
-
(410) 736-5
Landline
Verizon Maryland, Inc.
-
(410) 736-6
Landline
Verizon Maryland, Inc.
-
(410) 736-7
Landline
Verizon Maryland, Inc.
-
(410) 736-8
Wireless
New Cingular Wireless PCS, LLC
2003/01/08
(410) 736-9
Wireless
New Cingular Wireless PCS, LLC
2003/01/08
(410) 737
Landline
Verizon Maryland, Inc.
-
(410) 738
Landline
Verizon Maryland, Inc.
-
Wireless
New Cingular Wireless PCS, LLC
-
(410) 739-0
Wireless
New Cingular Wireless PCS, LLC
-
(410) 739-1
Wireless
New Cingular Wireless PCS, LLC
-
(410) 739-2
Wireless
New Cingular Wireless PCS, LLC
-
(410) 739-3
Wireless
New Cingular Wireless PCS, LLC
-
(410) 739-4
Wireless
New Cingular Wireless PCS, LLC
-
(410) 739-5
Wireless
New Cingular Wireless PCS, LLC
-
(410) 739-6
Wireless
New Cingular Wireless PCS, LLC
-
(410) 739-7
Wireless
Cellco Partnership DBA Verizon Wireless
2005/04/06
(410) 739-8
Wireless
Cellco Partnership DBA Verizon Wireless
2005/08/02
(410) 739-9
Wireless
New Cingular Wireless PCS, LLC
-
(410) 740
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 741-0
Landline
Verizon Maryland, Inc.
-
(410) 741-1
Landline
Verizon Maryland, Inc.
-
(410) 741-2
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 741-3
Landline
Xo Maryland, LLC
2004/06/16
(410) 741-4
Landline
Level 3 Telecom of Maryland, LLC - MD
2012/12/13
(410) 741-5
Landline
Verizon Maryland, Inc.
-
(410) 741-6
Landline
Verizon Maryland, Inc.
-
(410) 741-7
Landline
Baltimore-washington Telephone (Bwt)
2015/05/27
(410) 741-8
Landline
Teleport Communications America - ID - LLC
2006/07/05
(410) 741-9
Landline
Verizon Maryland, Inc.
-
(410) 742
Landline
Verizon Maryland, Inc.
-
(410) 743
Wireless
USA Mobility Wireless, Inc.
-
(410) 744
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 745-0
Landline
Verizon Maryland, Inc.
-
(410) 745-1
Landline
Core Communications, Inc.- MD
2004/03/05
(410) 745-2
Landline
Verizon Maryland, Inc.
-
(410) 745-3
Landline
Verizon Maryland, Inc.
-
(410) 745-4
Landline
Verizon Maryland, Inc.
-
(410) 745-5
Landline
Verizon Maryland, Inc.
-
(410) 745-6
Landline
Verizon Maryland, Inc.
-
(410) 745-7
Landline
Teleport Communications America - ID - LLC
2012/06/20
(410) 745-8
Landline
Idt America, Corp. - MD
2006/04/10
(410) 745-9
Landline
Verizon Maryland, Inc.
-
(410) 746
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 747
Landline
Verizon Maryland, Inc.
-
(410) 748
Wireless
USA Mobility Wireless, Inc.
-
(410) 749
Landline
Verizon Maryland, Inc.
-
(410) 750
Landline
Verizon Maryland, Inc.
-
(410) 751
Landline
Verizon Maryland, Inc.
-
(410) 752
Landline
Verizon Maryland, Inc.
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 753-0
Landline
Mcimetro Access Transmission Services LLC
-
(410) 753-1
Landline
Mcimetro Access Transmission Services LLC
-
(410) 753-2
Landline
Level 3 Communications, LLC - AK
2004/12/16
(410) 753-3
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2003/10/17
(410) 753-4
Landline
Level 3 Communications, LLC - AK
2003/01/27
(410) 753-6
Landline
Mcimetro Access Transmission Services LLC
2011/08/25
(410) 753-8
Landline
Atx Telecommunications Services, Ltd
2003/02/03
(410) 753-9
Landline
Mcimetro Access Transmission Services LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 754-0
Landline
Verizon Maryland, Inc.
-
(410) 754-1
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 754-2
Landline
Verizon Maryland, Inc.
-
(410) 754-3
Landline
Verizon Maryland, Inc.
-
(410) 754-4
Landline
Mcimetro Access Transmission Services LLC
2008/12/09
(410) 754-5
Landline
Verizon Maryland, Inc.
-
(410) 754-6
Landline
Verizon Maryland, Inc.
-
(410) 754-7
Landline
Verizon Maryland, Inc.
-
(410) 754-8
Landline
Verizon Maryland, Inc.
-
(410) 754-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 755-0
Landline
Idt America, Corp. - MD
2012/06/11
(410) 755-1
Landline
Core Communications, Inc.- MD
2004/03/05
(410) 755-2
Landline
Core Communications, Inc.- MD
2018/06/08
(410) 755-3
Landline
Core Communications, Inc.- MD
2018/06/08
(410) 755-4
Landline
Comcast IP Phone, LLC
2014/04/18
(410) 755-5
Landline
AT&T - Local
2007/04/30
(410) 755-6
Landline
Verizon Maryland, Inc.
-
(410) 755-7
Landline
Onvoy, LLC - MD
2017/03/21
(410) 755-8
Landline
Telnyx LLC
2017/08/31
(410) 755-9
Landline
Core Communications, Inc.- MD
2018/06/08
Landline
Verizon Maryland, Inc.
-
(410) 756-0
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
(410) 756-1
Landline
Verizon Maryland, Inc.
-
(410) 756-2
Landline
Verizon Maryland, Inc.
-
(410) 756-3
Landline
Verizon Maryland, Inc.
-
(410) 756-4
Landline
Verizon Maryland, Inc.
-
(410) 756-5
Landline
Verizon Maryland, Inc.
-
(410) 756-6
Landline
Verizon Maryland, Inc.
-
(410) 756-7
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2004/01/21
(410) 756-8
Landline
Onvoy, LLC - MD
2016/03/14
(410) 756-9
Landline
Verizon Maryland, Inc.
-
(410) 757
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 758-0
Landline
Verizon Maryland, Inc.
-
(410) 758-1
Landline
Verizon Maryland, Inc.
-
(410) 758-2
Landline
Verizon Maryland, Inc.
-
(410) 758-3
Landline
Verizon Maryland, Inc.
-
(410) 758-4
Landline
Verizon Maryland, Inc.
-
(410) 758-5
Landline
Verizon Maryland, Inc.
-
(410) 758-6
Landline
Verizon Maryland, Inc.
-
(410) 758-7
Wireless
New Cingular Wireless PCS, LLC
-
(410) 758-8
Landline
Verizon Maryland, Inc.
-
(410) 758-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 759-0
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 759-1
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 759-2
Landline
Core Communications, Inc.- MD
2019/04/15
(410) 759-3
Landline
Core Communications, Inc.- MD
2019/04/15
(410) 759-4
Landline
Core Communications, Inc.- MD
2019/04/15
(410) 759-5
Landline
Core Communications, Inc.- MD
2019/04/15
(410) 759-6
Landline
Core Communications, Inc.- MD
2019/04/15
(410) 759-7
Landline
Core Communications, Inc.- MD
2019/03/27
(410) 759-8
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2016/12/07
(410) 759-9
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 760
Landline
Verizon Maryland, Inc.
-
(410) 761
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 762-0
Landline
Core Communications, Inc.- MD
2004/03/01
(410) 762-1
Landline
Verizon Maryland, Inc.
-
(410) 762-2
Landline
Us Lec of Maryland, Inc.
2004/10/20
(410) 762-3
Landline
Core Communications, Inc.- MD
2019/03/14
(410) 762-4
Landline
Onvoy, LLC - MD
2015/12/16
(410) 762-5
Landline
Verizon Maryland, Inc.
-
(410) 762-6
Landline
Verizon Maryland, Inc.
-
(410) 762-7
Landline
Core Communications, Inc.- MD
2019/02/27
(410) 762-8
Wireless
Omnipoint Communications Cap Operations, LLC
2015/01/02
(410) 762-9
Wireless
Omnipoint Communications Cap Operations, LLC
2015/01/02
Landline
Verizon Maryland, Inc.
-
(410) 763-1
Landline
Core Communications, Inc.- MD
2019/03/27
(410) 763-2
Landline
Core Communications, Inc.- MD
2019/03/14
(410) 763-3
Landline
Core Communications, Inc.- MD
2019/03/27
(410) 763-4
Landline
Verizon Maryland, Inc.
-
(410) 763-5
Landline
Core Communications, Inc.- MD
2019/03/27
(410) 763-6
Landline
Verizon Maryland, Inc.
-
(410) 763-7
Landline
Verizon Maryland, Inc.
-
(410) 763-8
Landline
Verizon Maryland, Inc.
-
(410) 763-9
Landline
Verizon Maryland, Inc.
-
(410) 764
Landline
Verizon Maryland, Inc.
-
(410) 765
Landline
Verizon Maryland, Inc.
-
(410) 766
Landline
Verizon Maryland, Inc.
-
(410) 767
Landline
Verizon Maryland, Inc.
-
(410) 768
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 769-0
Landline
Onvoy, LLC - MD
2016/03/02
(410) 769-1
Landline
Verizon Maryland, Inc.
-
(410) 769-2
Landline
Verizon Maryland, Inc.
-
(410) 769-3
Landline
Onvoy, LLC - MD
2016/03/02
(410) 769-4
Landline
Verizon Maryland, Inc.
-
(410) 769-5
Landline
Verizon Maryland, Inc.
-
(410) 769-6
Landline
Verizon Maryland, Inc.
-
(410) 769-7
Landline
Verizon Maryland, Inc.
-
(410) 769-8
Landline
Verizon Maryland, Inc.
-
(410) 769-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 770-0
Landline
Core Communications, Inc.- MD
2019/02/06
(410) 770-1
Wireless
T-mobile USA, Inc.
2021/07/08
(410) 770-2
Landline
Onvoy, LLC - MD
2017/03/20
(410) 770-3
Landline
Verizon Maryland, Inc.
-
(410) 770-4
Landline
Verizon Maryland, Inc.
-
(410) 770-5
Landline
Verizon Maryland, Inc.
-
(410) 770-6
Landline
Verizon Maryland, Inc.
-
(410) 770-7
Landline
Verizon Maryland, Inc.
-
(410) 770-8
Landline
Verizon Maryland, Inc.
-
(410) 770-9
Landline
Verizon Maryland, Inc.
-
(410) 771
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 772-0
Landline
Verizon Maryland, Inc.
-
(410) 772-1
Landline
Verizon Maryland, Inc.
-
(410) 772-2
Landline
Verizon Maryland, Inc.
-
(410) 772-3
Landline
Verizon Maryland, Inc.
-
(410) 772-4
Wireless
T-mobile USA, Inc.
2015/06/09
(410) 772-5
Landline
Verizon Maryland, Inc.
-
(410) 772-6
Landline
Verizon Maryland, Inc.
-
(410) 772-7
Landline
Verizon Maryland, Inc.
-
(410) 772-8
Landline
Verizon Maryland, Inc.
-
(410) 772-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 773-0
Landline
Quantum Telecommunications, Inc. - MD
2003/10/22
(410) 773-1
Landline
Teleport Communications America - ID - LLC
-
(410) 773-2
Landline
Teleport Communications America - ID - LLC
-
(410) 773-3
Landline
Verizon Maryland, Inc.
-
(410) 773-4
Landline
Verizon Maryland, Inc.
-
(410) 773-5
Landline
Teleport Communications America - ID - LLC
-
(410) 773-6
Landline
Teleport Communications America - ID - LLC
-
(410) 773-7
Landline
Verizon Maryland, Inc.
-
(410) 773-8
Landline
Verizon Maryland, Inc.
-
(410) 773-9
Landline
Level 3 Communications, LLC - AK
2006/04/13
Landline
Mcimetro Access Transmission Services LLC
-
(410) 774-0
Landline
Level 3 Communications, LLC - AK
2006/02/23
(410) 774-1
Landline
Level 3 Communications, LLC - AK
2006/02/23
(410) 774-2
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2004/01/21
(410) 774-3
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 774-4
Landline
Level 3 Communications, LLC - AK
2003/07/29
(410) 774-5
Landline
Level 3 Communications, LLC - AK
2005/02/01
(410) 774-6
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(410) 774-7
Landline
Verizon Maryland, Inc.
2005/09/19
(410) 774-8
Landline
Atx Telecommunications Services, Ltd
2003/02/03
(410) 774-9
Landline
Mcimetro Access Transmission Services LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 775-0
Landline
Verizon Maryland, Inc.
-
(410) 775-1
Landline
Verizon Maryland, Inc.
-
(410) 775-2
Landline
Verizon Maryland, Inc.
-
(410) 775-3
Landline
Baltimore-washington Telephone (Bwt)
2006/04/12
(410) 775-4
Landline
Level 3 Communications, LLC - AK
2013/01/09
(410) 775-5
Landline
Level 3 Communications, LLC - AK
2006/02/08
(410) 775-6
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
(410) 775-7
Landline
Verizon Maryland, Inc.
-
(410) 775-8
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(410) 775-9
Landline
Onvoy, LLC - MD
2016/03/02
Landline
Teleport Communications America - ID - LLC
-
(410) 776-0
Landline
Quantum Telecommunications, Inc. - MD
2003/10/22
(410) 776-1
Wireless
Sprint Spectrum, L.P.
2011/08/16
(410) 776-2
Landline
Teleport Communications America - ID - LLC
-
(410) 776-3
Landline
Comcast IP Phone, LLC
2005/02/10
(410) 776-4
Wireless
Sprint Spectrum, L.P.
2011/08/16
(410) 776-5
Wireless
Sprint Spectrum, L.P.
2011/08/16
(410) 776-6
Landline
Teleport Communications America - ID - LLC
-
(410) 776-7
Landline
Ctc Communications Corp. - MD
2005/03/09
(410) 776-8
Wireless
Sprint Spectrum, L.P.
2011/08/16
(410) 776-9
Wireless
Sprint Spectrum, L.P.
2011/08/16
Landline
Mcimetro Access Transmission Services LLC
-
(410) 777-0
Wireless
Sprint Spectrum, L.P.
2011/08/09
(410) 777-1
Landline
Mcimetro Access Transmission Services LLC
-
(410) 777-2
Landline
Mcimetro Access Transmission Services LLC
-
(410) 777-3
Wireless
Sprint Spectrum, L.P.
2011/08/09
(410) 777-4
Landline
Mcimetro Access Transmission Services LLC
-
(410) 777-5
Landline
Level 3 Communications, LLC - AK
2005/09/26
(410) 777-6
Wireless
Sprint Spectrum, L.P.
2011/08/09
(410) 777-7
Landline
Mcimetro Access Transmission Services LLC
-
(410) 777-8
Landline
Level 3 Communications, LLC - AK
2005/09/26
(410) 777-9
Landline
Mcimetro Access Transmission Services LLC
-
(410) 778
Landline
Verizon Maryland, Inc.
-
Landline
Level 3 Communications, LLC - AK
-
(410) 779-0
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(410) 779-1
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(410) 779-2
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(410) 779-3
Landline
Level 3 Communications, LLC - AK
-
(410) 779-4
Landline
Paetec Communications, Inc. - CA
2010/01/05
(410) 779-5
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(410) 779-6
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(410) 779-7
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(410) 779-8
Wireless
Sprint Spectrum, L.P.
2006/01/12
(410) 779-9
Landline
Level 3 Communications, LLC - AK
2010/03/05
(410) 780
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 781-0
Landline
Verizon Maryland, Inc.
-
(410) 781-1
Landline
Onvoy, LLC - MD
2016/02/25
(410) 781-2
Landline
Baltimore-washington Telephone (Bwt)
2006/04/17
(410) 781-3
Landline
Core Communications, Inc.- MD
2018/05/23
(410) 781-4
Landline
Verizon Maryland, Inc.
-
(410) 781-5
Unknown
Barr Tell USA, Inc.
2016/11/18
(410) 781-6
Landline
Verizon Maryland, Inc.
-
(410) 781-7
Landline
Verizon Maryland, Inc.
-
(410) 781-8
Landline
Ymax Communications Corp. - MD
2008/04/01
(410) 781-9
Landline
Core Communications, Inc.- MD
2018/05/23
Landline
Verizon Maryland, Inc.
-
(410) 782-0
Landline
Level 3 Communications, LLC - AK
2006/03/13
(410) 782-1
Wireless
Sprint Spectrum, L.P.
2006/05/01
(410) 782-2
Landline
Verizon Maryland, Inc.
-
(410) 782-3
Landline
Level 3 Communications, LLC - AK
2004/01/16
(410) 782-4
Landline
Atx Telecommunications Services, Ltd
2003/02/03
(410) 782-5
Wireless
Sprint Spectrum, L.P.
2006/05/01
(410) 782-6
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2004/01/21
(410) 782-7
Landline
Verizon Maryland, Inc.
-
(410) 782-8
Landline
Verizon Maryland, Inc.
-
(410) 782-9
Wireless
Sprint Spectrum, L.P.
2006/07/17
(410) 783
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 784-0
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 784-1
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 784-2
Landline
Verizon Maryland, Inc.
-
(410) 784-3
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 784-4
Landline
Onvoy, LLC - MD
2017/03/20
(410) 784-5
Landline
Terra Nova Telecom Inc.
2020/12/30
(410) 784-6
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 784-7
Landline
Comcast IP Phone, LLC
2006/06/20
(410) 784-8
Landline
Telnyx LLC
2017/08/31
(410) 784-9
Wireless
Onvoy Spectrum, LLC
2021/04/29
(410) 785
Landline
Verizon Maryland, Inc.
-
(410) 786
Landline
Mcimetro Access Transmission Services LLC
-
(410) 787
Landline
Verizon Maryland, Inc.
-
(410) 788
Landline
Verizon Maryland, Inc.
-
(410) 789
Landline
Verizon Maryland, Inc.
-
(410) 790
Wireless
New Cingular Wireless PCS, LLC
-
(410) 791
Landline
Verizon Maryland, Inc.
-
(410) 792
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 793-0
Landline
Verizon Maryland, Inc.
-
(410) 793-1
Landline
Level 3 Communications, LLC - AK
2005/01/12
(410) 793-2
Wireless
Sprint Spectrum, L.P.
2011/08/09
(410) 793-3
Landline
Terra Nova Telecom Inc.
2020/12/30
(410) 793-4
Landline
Level 3 Communications, LLC - AK
2003/07/29
(410) 793-5
Landline
Comcast IP Phone, LLC
2005/02/11
(410) 793-6
Wireless
Sprint Spectrum, L.P.
2011/08/09
(410) 793-7
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(410) 793-8
Landline
Atx Telecommunications Services, Ltd
2003/02/03
(410) 793-9
Wireless
Sprint Spectrum, L.P.
2011/08/09
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 794-0
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 794-1
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 794-2
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 794-3
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 794-4
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 794-5
Landline
Baltimore-washington Telephone (Bwt)
2006/04/17
(410) 794-6
Wireless
Cellco Partnership DBA Verizon Wireless
2007/05/02
(410) 794-7
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 794-8
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 794-9
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 795
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 796-0
Landline
Verizon Maryland, Inc.
-
(410) 796-1
Landline
Verizon Maryland, Inc.
-
(410) 796-2
Landline
Verizon Maryland, Inc.
-
(410) 796-3
Landline
Verizon Maryland, Inc.
-
(410) 796-4
Landline
Verizon Maryland, Inc.
-
(410) 796-5
Landline
Verizon Maryland, Inc.
-
(410) 796-6
Landline
Verizon Maryland, Inc.
-
(410) 796-7
Landline
Verizon Maryland, Inc.
-
(410) 796-8
Landline
Verizon Maryland, Inc.
-
(410) 796-9
Landline
Verizon Maryland, Inc.
-
(410) 797
Landline
Verizon Maryland, Inc.
-
(410) 798
Landline
Verizon Maryland, Inc.
-
(410) 799
Landline
Verizon Maryland, Inc.
-
Prefix
Type
Location
Carrier
Assigned
Wireless
Cellco Partnership DBA Verizon Wireless
2004/10/05
(410) 800-0
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2004/10/06
(410) 800-1
Wireless
Sprint Spectrum, L.P.
2005/05/25
(410) 800-2
Landline
Comcast IP Phone, LLC
2005/02/10
(410) 800-3
Wireless
Omnipoint Communications Cap Operations, LLC
2005/10/10
(410) 800-4
Landline
Paetec Communications, Inc. - CA
2005/08/15
(410) 800-5
Wireless
Sprint Spectrum, L.P.
2005/04/14
(410) 800-6
Wireless
Sprint Spectrum, L.P.
2005/04/14
(410) 800-7
Wireless
Cellco Partnership DBA Verizon Wireless
2005/08/02
(410) 800-8
Wireless
Cellco Partnership DBA Verizon Wireless
2005/08/02
(410) 800-9
Wireless
Sprint Spectrum, L.P.
2005/05/25
Landline
Mcimetro Access Transmission Services LLC
-
(410) 801-0
Landline
Core Communications, Inc.- MD
2018/10/09
(410) 801-1
Landline
Core Communications, Inc.- MD
2018/10/09
(410) 801-2
Landline
Mcimetro Access Transmission Services LLC
2017/03/27
(410) 801-3
Landline
Mcimetro Access Transmission Services LLC
2017/03/27
(410) 801-4
Landline
Mcimetro Access Transmission Services LLC
2017/03/27
(410) 801-5
Landline
Mcimetro Access Transmission Services LLC
2019/06/27
(410) 801-6
Landline
Bandwidth.com CLEC, LLC - MD
2019/07/15
(410) 801-7
Landline
Rclec, Inc. - MD
2017/01/31
(410) 801-8
Landline
Comcast IP Phone, LLC
2018/05/22
(410) 801-9
Landline
Bandwidth.com CLEC, LLC - MD
2019/07/15
(410) 802
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 803-0
Landline
Verizon Maryland, Inc.
-
(410) 803-1
Landline
Verizon Maryland, Inc.
-
(410) 803-2
Landline
Verizon Maryland, Inc.
-
(410) 803-3
Landline
Bandwidth.com CLEC, LLC - MD
2012/09/20
(410) 803-4
Landline
Verizon Maryland, Inc.
-
(410) 803-5
Landline
Bandwidth.com CLEC, LLC - MD
2011/07/05
(410) 803-6
Landline
Bandwidth.com CLEC, LLC - MD
2011/07/05
(410) 803-7
Landline
Verizon Maryland, Inc.
-
(410) 803-8
Landline
Verizon Maryland, Inc.
-
(410) 803-9
Landline
Verizon Maryland, Inc.
-
(410) 804
Wireless
Cellco Partnership DBA Verizon Wireless
-
Wireless
Sprint Spectrum, L.P.
2011/08/25
(410) 805-0
Wireless
Sprint Spectrum, L.P.
2011/08/26
(410) 805-1
Wireless
Sprint Spectrum, L.P.
2011/08/26
(410) 805-2
Wireless
Sprint Spectrum, L.P.
2011/08/26
(410) 805-3
Wireless
Sprint Spectrum, L.P.
2011/08/26
(410) 805-4
Wireless
Sprint Spectrum, L.P.
2011/08/26
(410) 805-5
Wireless
Sprint Spectrum, L.P.
2011/08/26
(410) 805-6
Wireless
Sprint Spectrum, L.P.
2011/08/26
(410) 805-7
Wireless
Sprint Spectrum, L.P.
2011/08/26
(410) 805-8
Wireless
Sprint Spectrum, L.P.
2011/08/26
(410) 805-9
Wireless
Sprint Spectrum, L.P.
2011/08/26
(410) 806
Wireless
USA Mobility Wireless, Inc.
-
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 807-0
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 807-1
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 807-2
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 807-3
Landline
Onvoy, LLC - MD
2012/09/12
(410) 807-4
Landline
Baltimore-washington Telephone (Bwt)
2006/04/17
(410) 807-5
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 807-6
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 807-7
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 807-8
Landline
Peerless Network of Maryland, LLC
2013/03/13
(410) 807-9
Landline
Peerless Network of Maryland, LLC
2013/03/13
(410) 808
Wireless
Sprint Spectrum, L.P.
-
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
-
(410) 809-0
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
-
(410) 809-1
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
-
(410) 809-2
Landline
Mcimetro Access Transmission Services LLC
2005/04/08
(410) 809-3
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
-
(410) 809-4
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
-
(410) 809-5
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
-
(410) 809-6
Landline
Verizon Maryland, Inc.
2005/05/11
(410) 809-7
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
-
(410) 809-8
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
-
(410) 809-9
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
-
Landline
Verizon Maryland, Inc.
-
(410) 810-0
Landline
Verizon Maryland, Inc.
-
(410) 810-1
Landline
Verizon Maryland, Inc.
-
(410) 810-2
Landline
Verizon Maryland, Inc.
-
(410) 810-3
Landline
Verizon Maryland, Inc.
-
(410) 810-4
Wireless
New Cingular Wireless PCS, LLC
2006/11/06
(410) 810-5
Landline
Verizon Maryland, Inc.
-
(410) 810-6
Landline
Verizon Maryland, Inc.
-
(410) 810-7
Landline
Verizon Maryland, Inc.
-
(410) 810-8
Landline
Verizon Maryland, Inc.
-
(410) 810-9
Landline
Verizon Maryland, Inc.
-
(410) 811
Unknown
-
-
-
(410) 812
Wireless
New Cingular Wireless PCS, LLC
-
(410) 813
Landline
Verizon Maryland, Inc.
-
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2005/09/30
(410) 814-0
Landline
Comcast IP Phone, LLC
2005/12/09
(410) 814-1
Wireless
Omnipoint Communications Cap Operations, LLC
2005/11/23
(410) 814-2
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2005/10/04
(410) 814-3
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2005/10/04
(410) 814-4
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2005/10/04
(410) 814-5
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2005/10/04
(410) 814-6
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2005/10/04
(410) 814-7
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2005/10/04
(410) 814-8
Wireless
Omnipoint Communications Cap Operations, LLC
2006/01/06
(410) 814-9
Wireless
Omnipoint Communications Cap Operations, LLC
2006/01/06
(410) 815
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 816-0
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 816-1
Unknown
Barr Tell USA, Inc.
2016/11/18
(410) 816-2
Landline
Verizon Maryland, Inc.
-
(410) 816-3
Landline
Level 3 Communications, LLC - AK
2018/12/05
(410) 816-4
Wireless
Cellco Partnership DBA Verizon Wireless
2018/05/17
(410) 816-5
Wireless
Cellco Partnership DBA Verizon Wireless
2018/05/17
(410) 816-6
Wireless
Cellco Partnership DBA Verizon Wireless
2018/05/17
(410) 816-7
Wireless
Cellco Partnership DBA Verizon Wireless
2018/05/17
(410) 816-8
Wireless
Cellco Partnership DBA Verizon Wireless
2018/05/17
(410) 816-9
Landline
Telnyx LLC
2017/03/02
Landline
Verizon Maryland, Inc.
-
(410) 817-0
Landline
Core Communications, Inc.- MD
2018/10/10
(410) 817-1
Landline
Core Communications, Inc.- MD
2018/10/10
(410) 817-2
Landline
Core Communications, Inc.- MD
2018/10/10
(410) 817-3
Landline
Core Communications, Inc.- MD
2018/10/10
(410) 817-4
Landline
Verizon Maryland, Inc.
-
(410) 817-5
Landline
Verizon Maryland, Inc.
-
(410) 817-6
Landline
Verizon Maryland, Inc.
-
(410) 817-7
Landline
Onvoy, LLC - MD
2016/03/09
(410) 817-8
Landline
Verizon Maryland, Inc.
-
(410) 817-9
Landline
Verizon Maryland, Inc.
-
Landline
Teleport Communications America - ID - LLC
-
(410) 818-0
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 818-1
Landline
Teleport Communications America - ID - LLC
-
(410) 818-2
Landline
Teleport Communications America - ID - LLC
-
(410) 818-3
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 818-4
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 818-5
Landline
Teleport Communications America - ID - LLC
-
(410) 818-6
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 818-7
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 818-8
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 818-9
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
Landline
Verizon Maryland, Inc.
-
(410) 819-0
Landline
Verizon Maryland, Inc.
-
(410) 819-1
Landline
Verizon Maryland, Inc.
-
(410) 819-2
Landline
Verizon Maryland, Inc.
-
(410) 819-3
Landline
Verizon Maryland, Inc.
-
(410) 819-4
Landline
Verizon Maryland, Inc.
-
(410) 819-5
Landline
Verizon Maryland, Inc.
-
(410) 819-6
Landline
Verizon Maryland, Inc.
-
(410) 819-7
Landline
Verizon Maryland, Inc.
-
(410) 819-8
Landline
Verizon Maryland, Inc.
-
(410) 819-9
Wireless
Cellco Partnership DBA Verizon Wireless
2019/07/29
(410) 820
Landline
Verizon Maryland, Inc.
-
(410) 821
Landline
Verizon Maryland, Inc.
-
(410) 822
Landline
Verizon Maryland, Inc.
-
(410) 823
Landline
Verizon Maryland, Inc.
-
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 824-0
Landline
Brightlink Communications, LLC
2020/12/21
(410) 824-1
Landline
Bandwidth.com CLEC, LLC - MD
2010/08/04
(410) 824-2
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2006/09/14
(410) 824-3
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 824-4
Landline
Ymax Communications Corp. - MD
2009/01/05
(410) 824-5
Landline
AT&T - Local
2009/06/16
(410) 824-6
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 824-7
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 824-8
Landline
Comcast IP Phone, LLC
2011/12/01
(410) 824-9
Landline
Terra Nova Telecom Inc.
2020/12/30
(410) 825
Landline
Verizon Maryland, Inc.
-
Landline
Onvoy, LLC - MD
2015/11/19
(410) 826-0
Landline
Onvoy, LLC - MD
2015/11/23
(410) 826-1
Landline
Onvoy, LLC - MD
2015/11/23
(410) 826-2
Landline
Onvoy, LLC - MD
2015/11/23
(410) 826-3
Landline
Onvoy, LLC - MD
2015/11/23
(410) 826-4
Landline
Onvoy, LLC - MD
2015/11/23
(410) 826-5
Landline
Onvoy, LLC - MD
2015/11/23
(410) 826-6
Landline
Onvoy, LLC - MD
2015/11/23
(410) 826-7
Landline
Onvoy, LLC - MD
2015/11/23
(410) 826-8
Landline
Onvoy, LLC - MD
2015/11/23
(410) 826-9
Landline
Onvoy, LLC - MD
2015/11/23
Landline
Verizon Maryland, Inc.
-
(410) 827-0
Landline
Verizon Maryland, Inc.
-
(410) 827-1
Wireless
Onvoy Spectrum, LLC
2021/01/27
(410) 827-2
Landline
Core Communications, Inc.- MD
2004/03/05
(410) 827-3
Landline
Verizon Maryland, Inc.
-
(410) 827-4
Landline
Verizon Maryland, Inc.
-
(410) 827-5
Landline
Verizon Maryland, Inc.
-
(410) 827-6
Landline
Verizon Maryland, Inc.
-
(410) 827-7
Landline
Verizon Maryland, Inc.
-
(410) 827-8
Landline
Verizon Maryland, Inc.
-
(410) 827-9
Landline
Verizon Maryland, Inc.
-
(410) 828
Landline
Verizon Maryland, Inc.
-
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 829-0
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 829-1
Wireless
Cellco Partnership DBA Verizon Wireless
2004/05/07
(410) 829-2
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 829-3
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 829-4
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 829-5
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 829-6
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 829-7
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 829-8
Wireless
Cellco Partnership DBA Verizon Wireless
2004/12/06
(410) 829-9
Wireless
Cellco Partnership DBA Verizon Wireless
-
Landline
Verizon Maryland, Inc.
-
(410) 830-0
Wireless
Cellco Partnership DBA Verizon Wireless
2004/11/02
(410) 830-1
Wireless
Cellco Partnership DBA Verizon Wireless
2005/04/06
(410) 830-2
Landline
Verizon Maryland, Inc.
-
(410) 830-3
Landline
Verizon Maryland, Inc.
-
(410) 830-4
Landline
Verizon Maryland, Inc.
-
(410) 830-5
Landline
Verizon Maryland, Inc.
-
(410) 830-6
Landline
Verizon Maryland, Inc.
-
(410) 830-7
Landline
Verizon Maryland, Inc.
-
(410) 830-8
Landline
Verizon Maryland, Inc.
-
(410) 830-9
Wireless
Cellco Partnership DBA Verizon Wireless
2005/04/06
Wireless
Omnipoint Communications Cap Operations, LLC
-
(410) 831-0
Wireless
Omnipoint Communications Cap Operations, LLC
2015/10/28
(410) 831-1
Wireless
Omnipoint Communications Cap Operations, LLC
2015/10/28
(410) 831-2
Wireless
T-mobile USA, Inc.
2015/06/08
(410) 831-3
Landline
Comcast IP Phone, LLC
2014/09/22
(410) 831-4
Wireless
T-mobile USA, Inc.
2014/10/01
(410) 831-5
Wireless
T-mobile USA, Inc.
2014/10/01
(410) 831-6
Landline
Teleport Communications America - ID - LLC
2012/06/21
(410) 831-7
Wireless
T-mobile USA, Inc.
2015/10/22
(410) 831-8
Wireless
Omnipoint Communications Cap Operations, LLC
2014/10/13
(410) 831-9
Wireless
Omnipoint Communications Cap Operations, LLC
2014/10/13
Landline
Verizon Maryland, Inc.
-
(410) 832-0
Landline
Verizon Maryland, Inc.
-
(410) 832-1
Landline
Verizon Maryland, Inc.
-
(410) 832-2
Landline
Verizon Maryland, Inc.
-
(410) 832-3
Landline
Comcast IP Phone, LLC
2016/12/20
(410) 832-4
Landline
Verizon Maryland, Inc.
-
(410) 832-5
Landline
Verizon Maryland, Inc.
-
(410) 832-6
Wireless
Cellco Partnership DBA Verizon Wireless
2018/12/11
(410) 832-7
Landline
Verizon Maryland, Inc.
-
(410) 832-8
Landline
Verizon Maryland, Inc.
-
(410) 832-9
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 833
Landline
Verizon Maryland, Inc.
-
Landline
Centurylink Communications, LLC LA
-
(410) 834-0
Landline
Onvoy, LLC - MD
2012/09/11
(410) 834-1
Landline
Bandwidth.com CLEC, LLC - MD
2012/09/14
(410) 834-2
Landline
Peerless Network of Maryland, LLC
2010/07/20
(410) 834-3
Landline
Bandwidth.com CLEC, LLC - MD
2013/05/21
(410) 834-4
Landline
Peerless Network of Maryland, LLC
2019/11/19
(410) 834-5
Landline
Bandwidth.com CLEC, LLC - MD
2014/01/22
(410) 834-6
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 834-7
Landline
Centurylink Communications, LLC LA
2013/08/01
(410) 834-8
Landline
Onvoy, LLC - MD
2014/10/09
(410) 834-9
Landline
Onvoy, LLC - MD
2014/10/09
Landline
Verizon Maryland, Inc.
-
(410) 835-0
Landline
Onvoy, LLC - MD
2019/02/11
(410) 835-1
Landline
Core Communications, Inc.- MD
2004/03/05
(410) 835-2
Landline
Verizon Maryland, Inc.
-
(410) 835-3
Landline
Verizon Maryland, Inc.
-
(410) 835-4
Landline
Onvoy, LLC - MD
2020/03/31
(410) 835-5
Landline
Mcc Telephony of The Mid-atlantic, LLC - DE
2010/07/01
(410) 835-6
Landline
Core Communications, Inc.- MD
2019/05/22
(410) 835-7
Landline
Onvoy, LLC - MD
2017/03/21
(410) 835-8
Landline
Verizon Maryland, Inc.
-
(410) 835-9
Landline
Onvoy, LLC - MD
2019/02/11
(410) 836
Landline
Verizon Maryland, Inc.
-
(410) 837
Landline
Verizon Maryland, Inc.
-
(410) 838
Landline
Verizon Maryland, Inc.
-
(410) 839
Wireless
USA Mobility Wireless, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 840-0
Landline
Verizon Maryland, Inc.
-
(410) 840-1
Landline
Terra Nova Telecom Inc.
2020/12/30
(410) 840-2
Landline
Verizon Maryland, Inc.
-
(410) 840-3
Landline
Verizon Maryland, Inc.
-
(410) 840-4
Landline
Verizon Maryland, Inc.
-
(410) 840-5
Landline
Verizon Maryland, Inc.
-
(410) 840-6
Landline
Ctc Communications Corp. - MD
2005/11/16
(410) 840-7
Landline
Level 3 Communications, LLC - AK
2005/12/05
(410) 840-8
Landline
Verizon Maryland, Inc.
-
(410) 840-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 841-0
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 841-1
Landline
Verizon Maryland, Inc.
-
(410) 841-2
Landline
Verizon Maryland, Inc.
-
(410) 841-3
Landline
Verizon Maryland, Inc.
-
(410) 841-4
Wireless
Sprint Spectrum, L.P.
2008/02/11
(410) 841-5
Landline
Verizon Maryland, Inc.
-
(410) 841-6
Landline
Verizon Maryland, Inc.
-
(410) 841-7
Landline
Verizon Maryland, Inc.
-
(410) 841-8
Wireless
Sprint Spectrum, L.P.
2006/09/26
(410) 841-9
Wireless
Sprint Spectrum, L.P.
2006/09/26
Landline
Mcimetro Access Transmission Services LLC
-
(410) 842-0
Landline
Mcimetro Access Transmission Services LLC
-
(410) 842-1
Landline
Mcimetro Access Transmission Services LLC
-
(410) 842-2
Landline
Mcimetro Access Transmission Services LLC
-
(410) 842-3
Wireless
New Cingular Wireless PCS, LLC
2005/05/12
(410) 842-4
Landline
Mcimetro Access Transmission Services LLC
-
(410) 842-5
Wireless
New Cingular Wireless PCS, LLC
2005/05/12
(410) 842-6
Landline
Mcimetro Access Transmission Services LLC
-
(410) 842-7
Wireless
New Cingular Wireless PCS, LLC
2005/05/12
(410) 842-8
Landline
Mcimetro Access Transmission Services LLC
-
(410) 842-9
Landline
Mcimetro Access Transmission Services LLC
-
(410) 843
Landline
Teleport Communications America - ID - LLC
-
Landline
Peerless Network of Maryland, LLC
2011/09/30
(410) 844-0
Landline
Peerless Network of Maryland, LLC
2011/10/04
(410) 844-1
Wireless
Cellco Partnership DBA Verizon Wireless
2011/10/06
(410) 844-2
Wireless
Cellco Partnership DBA Verizon Wireless
2011/10/06
(410) 844-3
Landline
Peerless Network of Maryland, LLC
2011/10/04
(410) 844-4
Landline
Peerless Network of Maryland, LLC
2011/10/04
(410) 844-5
Landline
Peerless Network of Maryland, LLC
2011/10/04
(410) 844-6
Landline
Peerless Network of Maryland, LLC
2011/10/04
(410) 844-7
Landline
Peerless Network of Maryland, LLC
2011/10/04
(410) 844-8
Landline
Peerless Network of Maryland, LLC
2011/10/04
(410) 844-9
Landline
Peerless Network of Maryland, LLC
2011/10/04
Wireless
Sprint Spectrum, L.P.
2001/04/18
(410) 845-0
Wireless
Sprint Spectrum, L.P.
-
(410) 845-1
Wireless
Sprint Spectrum, L.P.
-
(410) 845-2
Landline
Level 3 Communications, LLC - AK
2004/10/20
(410) 845-3
Wireless
New Cingular Wireless PCS, LLC
2004/10/26
(410) 845-4
Landline
Verizon Maryland, Inc.
2003/01/24
(410) 845-5
Wireless
Sprint Spectrum, L.P.
2006/08/03
(410) 845-6
Wireless
Sprint Spectrum, L.P.
2005/02/23
(410) 845-7
Wireless
Sprint Spectrum, L.P.
2005/02/23
(410) 845-8
Wireless
Sprint Spectrum, L.P.
2004/03/23
(410) 845-9
Wireless
Sprint Spectrum, L.P.
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 846-0
Landline
Level 3 Communications, LLC - AK
2005/02/02
(410) 846-1
Landline
Level 3 Communications, LLC - AK
2007/06/07
(410) 846-2
Landline
Bandwidth.com CLEC, LLC - MD
2012/07/16
(410) 846-3
Landline
Level 3 Communications, LLC - AK
2007/11/08
(410) 846-4
Landline
Level 3 Communications, LLC - AK
2003/07/29
(410) 846-5
Landline
Comcast IP Phone, LLC
2005/02/11
(410) 846-6
Landline
Peerless Network of Maryland, LLC
2012/09/17
(410) 846-7
Landline
Peerless Network of Maryland, LLC
2012/09/17
(410) 846-8
Landline
Peerless Network of Maryland, LLC
2012/09/17
(410) 846-9
Landline
Mcimetro Access Transmission Services LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 847-0
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 847-1
Landline
Verizon Maryland, Inc.
-
(410) 847-2
Landline
Onvoy, LLC - MD
2016/01/29
(410) 847-3
Landline
Verizon Maryland, Inc.
-
(410) 847-4
Wireless
New Cingular Wireless PCS, LLC
2016/11/11
(410) 847-5
Wireless
New Cingular Wireless PCS, LLC
2016/11/11
(410) 847-6
Landline
Verizon Maryland, Inc.
-
(410) 847-7
Landline
Peerless Network of Maryland, LLC
2019/02/26
(410) 847-8
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 847-9
Landline
Verizon Maryland, Inc.
-
(410) 848
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 849-0
Landline
Level 3 Communications, LLC - AK
2008/04/14
(410) 849-1
Landline
Teleport Communications America - ID - LLC
2006/07/05
(410) 849-2
Landline
Verizon Maryland, Inc.
-
(410) 849-3
Landline
Verizon Maryland, Inc.
-
(410) 849-4
Landline
Us Lec of Maryland, Inc.
2004/01/15
(410) 849-5
Landline
Verizon Maryland, Inc.
-
(410) 849-6
Landline
Onvoy, LLC - MD
2012/05/17
(410) 849-7
Landline
Comcast IP Phone, LLC
2005/06/30
(410) 849-8
Landline
Verizon Maryland, Inc.
-
(410) 849-9
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
(410) 850
Landline
Verizon Maryland, Inc.
-
(410) 851
Landline
Verizon Maryland, Inc.
-
(410) 852
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 853-0
Landline
Verizon Maryland, Inc.
-
(410) 853-1
Landline
Verizon Maryland, Inc.
-
(410) 853-2
Landline
Verizon Maryland, Inc.
-
(410) 853-3
Landline
Verizon Maryland, Inc.
-
(410) 853-4
Landline
Verizon Maryland, Inc.
-
(410) 853-5
Landline
Mcimetro Access Transmission Services LLC
-
(410) 853-6
Landline
Verizon Maryland, Inc.
-
(410) 853-7
Landline
Comcast IP Phone, LLC
2005/02/11
(410) 853-8
Landline
Verizon Maryland, Inc.
-
(410) 853-9
Landline
Verizon Maryland, Inc.
-
(410) 854
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 855-0
Wireless
Omnipoint Communications Cap Operations, LLC
2016/07/18
(410) 855-1
Wireless
New Cingular Wireless PCS, LLC
2016/03/21
(410) 855-2
Wireless
New Cingular Wireless PCS, LLC
2016/03/21
(410) 855-3
Wireless
New Cingular Wireless PCS, LLC
2016/03/21
(410) 855-4
Landline
Bandwidth.com CLEC, LLC - MD
2016/07/22
(410) 855-5
Wireless
Cellco Partnership DBA Verizon Wireless
2016/06/02
(410) 855-6
Landline
Verizon Maryland, Inc.
-
(410) 855-7
Landline
Verizon Maryland, Inc.
-
(410) 855-8
Landline
Verizon Maryland, Inc.
-
(410) 855-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 856-0
Landline
Verizon Maryland, Inc.
-
(410) 856-1
Landline
Lightwave Communications, LLC - MD
2005/03/25
(410) 856-2
Landline
Verizon Maryland, Inc.
-
(410) 856-3
Landline
Verizon Maryland, Inc.
-
(410) 856-4
Landline
Verizon Maryland, Inc.
-
(410) 856-5
Landline
Verizon Maryland, Inc.
-
(410) 856-6
Landline
Verizon Maryland, Inc.
-
(410) 856-7
Landline
Verizon Maryland, Inc.
-
(410) 856-8
Landline
Verizon Maryland, Inc.
-
(410) 856-9
Landline
Verizon Maryland, Inc.
-
(410) 857
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
2005/03/11
(410) 858-0
Wireless
New Cingular Wireless PCS, LLC
2005/05/12
(410) 858-1
Wireless
Sprint Spectrum, L.P.
2006/01/06
(410) 858-2
Wireless
Sprint Spectrum, L.P.
2006/01/06
(410) 858-3
Wireless
Sprint Spectrum, L.P.
2006/01/23
(410) 858-4
Landline
Level 3 Communications, LLC - AK
2009/09/30
(410) 858-5
Wireless
Sprint Spectrum, L.P.
2011/08/09
(410) 858-6
Wireless
New Cingular Wireless PCS, LLC
2006/08/23
(410) 858-7
Wireless
New Cingular Wireless PCS, LLC
2005/05/12
(410) 858-8
Wireless
Sprint Spectrum, L.P.
2005/06/02
(410) 858-9
Landline
Verizon Maryland, Inc.
2005/03/16
(410) 859
Landline
Verizon Maryland, Inc.
-
(410) 860
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 861-0
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
(410) 861-1
Landline
Ctc Communications Corp. - MD
2007/01/10
(410) 861-2
Landline
Mcimetro Access Transmission Services LLC
2007/01/16
(410) 861-3
Wireless
Sprint Spectrum, L.P.
2010/07/07
(410) 861-4
Landline
Atx Telecommunications Services, Ltd
2006/04/14
(410) 861-5
Landline
Comcast IP Phone, LLC
2009/01/06
(410) 861-6
Landline
Comcast IP Phone, LLC
2007/01/09
(410) 861-7
Wireless
New Cingular Wireless PCS, LLC
2006/04/17
(410) 861-8
Landline
Verizon Maryland, Inc.
-
(410) 861-9
Landline
Verizon Maryland, Inc.
-
Landline
Onvoy, LLC - MD
-
(410) 862-0
Landline
Peerless Network of Maryland, LLC
2013/04/04
(410) 862-1
Landline
Peerless Network of Maryland, LLC
2013/04/04
(410) 862-2
Landline
Onvoy, LLC - MD
2015/06/17
(410) 862-3
Landline
Onvoy, LLC - MD
2016/03/04
(410) 862-4
Landline
Onvoy, LLC - MD
2016/03/04
(410) 862-5
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 862-6
Landline
Teleport Communications America - ID - LLC
2012/08/15
(410) 862-7
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 862-8
Landline
Onvoy, LLC - MD
2020/03/16
(410) 862-9
Landline
Broadview Networks, Inc. - MD
2013/09/27
Landline
Verizon Maryland, Inc.
-
(410) 863-0
Landline
Verizon Maryland, Inc.
-
(410) 863-1
Landline
Verizon Maryland, Inc.
-
(410) 863-2
Landline
Onvoy, LLC - MD
2015/05/12
(410) 863-3
Landline
Onvoy, LLC - MD
2015/05/12
(410) 863-4
Landline
Verizon Maryland, Inc.
-
(410) 863-5
Landline
Verizon Maryland, Inc.
-
(410) 863-6
Landline
Verizon Maryland, Inc.
-
(410) 863-7
Landline
Verizon Maryland, Inc.
-
(410) 863-8
Wireless
New Cingular Wireless PCS, LLC
2020/04/08
(410) 863-9
Wireless
New Cingular Wireless PCS, LLC
2020/04/08
Landline
Mcimetro Access Transmission Services LLC
-
(410) 864-0
Landline
Mcimetro Access Transmission Services LLC
-
(410) 864-1
Landline
Mcimetro Access Transmission Services LLC
-
(410) 864-2
Landline
Mcimetro Access Transmission Services LLC
-
(410) 864-3
Landline
Mcimetro Access Transmission Services LLC
-
(410) 864-4
Landline
Mcimetro Access Transmission Services LLC
-
(410) 864-5
Landline
Mcimetro Access Transmission Services LLC
-
(410) 864-6
Landline
Mcimetro Access Transmission Services LLC
-
(410) 864-7
Landline
Mcimetro Access Transmission Services LLC
-
(410) 864-8
Landline
Paetec Communications, Inc. - CA
2005/08/15
(410) 864-9
Landline
Mcimetro Access Transmission Services LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 865-0
Wireless
Cellco Partnership DBA Verizon Wireless
2019/08/01
(410) 865-1
Landline
Verizon Maryland, Inc.
-
(410) 865-2
Landline
Verizon Maryland, Inc.
-
(410) 865-3
Landline
Verizon Maryland, Inc.
-
(410) 865-4
Landline
Verizon Maryland, Inc.
-
(410) 865-5
Landline
Verizon Maryland, Inc.
-
(410) 865-6
Landline
Verizon Maryland, Inc.
-
(410) 865-7
Landline
Verizon Maryland, Inc.
-
(410) 865-8
Landline
Verizon Maryland, Inc.
-
(410) 865-9
Wireless
Omnipoint Communications Cap Operations, LLC
2008/06/17
(410) 866
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 867-0
Landline
Verizon Maryland, Inc.
-
(410) 867-1
Landline
Verizon Maryland, Inc.
-
(410) 867-2
Landline
Verizon Maryland, Inc.
-
(410) 867-3
Landline
Verizon Maryland, Inc.
-
(410) 867-4
Landline
Verizon Maryland, Inc.
-
(410) 867-5
Landline
Mcimetro Access Transmission Services LLC
2006/02/14
(410) 867-6
Landline
Verizon Maryland, Inc.
-
(410) 867-7
Landline
Verizon Maryland, Inc.
-
(410) 867-8
Landline
Verizon Maryland, Inc.
-
(410) 867-9
Landline
Verizon Maryland, Inc.
-
(410) 868
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 869-0
Landline
Verizon Maryland, Inc.
-
(410) 869-1
Landline
Verizon Maryland, Inc.
-
(410) 869-2
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 869-3
Landline
Verizon Maryland, Inc.
-
(410) 869-4
Landline
Verizon Maryland, Inc.
-
(410) 869-5
Landline
AT&T - Local
2002/11/06
(410) 869-6
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 869-7
Landline
Verizon Maryland, Inc.
-
(410) 869-8
Landline
Verizon Maryland, Inc.
-
(410) 869-9
Landline
Verizon Maryland, Inc.
-
Landline
Comcast IP Phone, LLC
2005/02/10
(410) 870-0
Landline
Comcast IP Phone, LLC
2005/02/14
(410) 870-1
Landline
Comcast IP Phone, LLC
2006/05/22
(410) 870-2
Landline
Comcast IP Phone, LLC
2006/05/22
(410) 870-3
Landline
Comcast IP Phone, LLC
2009/02/25
(410) 870-4
Landline
Bandwidth.com CLEC, LLC - MD
2011/08/22
(410) 870-5
Landline
Bandwidth.com CLEC, LLC - MD
2011/09/15
(410) 870-6
Landline
Comcast IP Phone, LLC
2009/02/25
(410) 870-7
Landline
Bandwidth.com CLEC, LLC - MD
2012/03/30
(410) 870-8
Landline
Bandwidth.com CLEC, LLC - MD
2012/05/14
(410) 870-9
Landline
Bandwidth.com CLEC, LLC - MD
2012/09/14
Landline
Verizon Maryland, Inc.
-
(410) 871-0
Landline
Verizon Maryland, Inc.
-
(410) 871-1
Landline
Verizon Maryland, Inc.
-
(410) 871-2
Landline
Verizon Maryland, Inc.
-
(410) 871-3
Landline
Verizon Maryland, Inc.
-
(410) 871-4
Landline
Quantum Telecommunications, Inc. - MD
2003/10/20
(410) 871-5
Landline
AT&T - Local
2003/10/15
(410) 871-6
Landline
Mcimetro Access Transmission Services LLC
-
(410) 871-7
Landline
Mcimetro Access Transmission Services LLC
-
(410) 871-8
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(410) 871-9
Landline
Verizon Maryland, Inc.
-
(410) 872
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 873-0
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 873-1
Landline
Onvoy, LLC - MD
2019/02/06
(410) 873-2
Landline
Verizon Maryland, Inc.
-
(410) 873-3
Landline
Verizon Maryland, Inc.
-
(410) 873-4
Landline
Core Communications, Inc.- MD
2019/04/16
(410) 873-5
Landline
Core Communications, Inc.- MD
2019/04/16
(410) 873-6
Landline
Core Communications, Inc.- MD
2019/04/16
(410) 873-7
Landline
Onvoy, LLC - MD
2017/03/21
(410) 873-8
Landline
Telnyx LLC
2017/08/31
(410) 873-9
Landline
Onvoy, LLC - MD
2019/02/06
Landline
Mcimetro Access Transmission Services LLC
-
(410) 874-0
Landline
Peerless Network of Maryland, LLC
2012/09/17
(410) 874-1
Landline
Mcimetro Access Transmission Services LLC
-
(410) 874-2
Landline
Atx Telecommunications Services, Ltd
2006/05/31
(410) 874-3
Landline
Comcast IP Phone, LLC
2012/08/21
(410) 874-4
Landline
Peerless Network of Maryland, LLC
2012/09/17
(410) 874-5
Landline
Peerless Network of Maryland, LLC
2012/09/17
(410) 874-6
Landline
Mcimetro Access Transmission Services LLC
2015/08/18
(410) 874-7
Landline
Comcast IP Phone, LLC
2006/09/01
(410) 874-8
Landline
Comcast IP Phone, LLC
2006/09/01
(410) 874-9
Landline
Mcimetro Access Transmission Services LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 875-0
Landline
Verizon Maryland, Inc.
-
(410) 875-1
Landline
Verizon Maryland, Inc.
-
(410) 875-2
Landline
Verizon Maryland, Inc.
-
(410) 875-3
Landline
Verizon Maryland, Inc.
-
(410) 875-4
Landline
Verizon Maryland, Inc.
-
(410) 875-5
Landline
Verizon Maryland, Inc.
-
(410) 875-6
Landline
Verizon Maryland, Inc.
-
(410) 875-7
Landline
Comcast IP Phone, LLC
2013/09/09
(410) 875-8
Landline
Atx Telecommunications Services, Ltd
2004/02/27
(410) 875-9
Landline
Verizon Maryland, Inc.
-
(410) 876
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 877-0
Landline
Verizon Maryland, Inc.
-
(410) 877-1
Landline
Verizon Maryland, Inc.
-
(410) 877-2
Landline
Verizon Maryland, Inc.
-
(410) 877-3
Landline
Verizon Maryland, Inc.
-
(410) 877-4
Wireless
Cellco Partnership DBA Verizon Wireless
2006/07/06
(410) 877-5
Wireless
Cellco Partnership DBA Verizon Wireless
2006/07/06
(410) 877-6
Landline
Level 3 Communications, LLC - AK
2006/02/06
(410) 877-7
Landline
Verizon Maryland, Inc.
-
(410) 877-8
Landline
Verizon Maryland, Inc.
-
(410) 877-9
Landline
Verizon Maryland, Inc.
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 878-0
Landline
Comcast IP Phone, LLC
2006/07/11
(410) 878-1
Landline
Comcast IP Phone, LLC
2006/07/11
(410) 878-2
Landline
Paetec Communications, Inc. - CA
2005/08/15
(410) 878-3
Landline
Mcimetro Access Transmission Services LLC
-
(410) 878-4
Landline
Mcimetro Access Transmission Services LLC
-
(410) 878-5
Wireless
Sprint Spectrum, L.P.
2005/05/25
(410) 878-6
Landline
Paetec Communications, Inc. - CA
2005/08/15
(410) 878-7
Landline
Paetec Communications, Inc. - CA
2005/07/18
(410) 878-8
Landline
Mcimetro Access Transmission Services LLC
-
(410) 878-9
Landline
Atx Telecommunications Services, Ltd
2006/07/11
(410) 879
Landline
Verizon Maryland, Inc.
-
(410) 880
Landline
Verizon Maryland, Inc.
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 881-0
Landline
Level 3 Communications, LLC - AK
2006/02/08
(410) 881-1
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 881-2
Landline
Bandwidth.com CLEC, LLC - MD
2017/02/28
(410) 881-3
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(410) 881-4
Landline
Level 3 Communications, LLC - AK
2008/04/16
(410) 881-5
Landline
Bandwidth.com CLEC, LLC - MD
2011/03/07
(410) 881-6
Landline
Onvoy, LLC - MD
2016/02/19
(410) 881-7
Landline
Bandwidth.com CLEC, LLC - MD
2010/12/14
(410) 881-8
Landline
Onvoy, LLC - MD
2020/09/17
(410) 881-9
Landline
Mcimetro Access Transmission Services LLC
-
(410) 882
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 883-0
Landline
Onvoy, LLC - MD
2019/02/11
(410) 883-1
Landline
Telnyx LLC
2017/08/31
(410) 883-2
Landline
Verizon Maryland, Inc.
-
(410) 883-3
Landline
Verizon Maryland, Inc.
-
(410) 883-4
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 883-5
Landline
Onvoy, LLC - MD
2020/03/31
(410) 883-6
Landline
Core Communications, Inc.- MD
2019/04/16
(410) 883-7
Landline
Onvoy, LLC - MD
2020/03/31
(410) 883-8
Landline
Onvoy, LLC - MD
2017/03/21
(410) 883-9
Landline
Onvoy, LLC - MD
2019/02/11
(410) 884
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 885-0
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 885-1
Landline
Onvoy, LLC - MD
2017/03/20
(410) 885-2
Landline
Verizon Maryland, Inc.
-
(410) 885-3
Landline
Verizon Maryland, Inc.
-
(410) 885-4
Landline
Level 3 Communications, LLC - AK
2006/05/31
(410) 885-5
Landline
Verizon Maryland, Inc.
-
(410) 885-6
Landline
Level 3 Communications, LLC - AK
2011/10/12
(410) 885-7
Landline
Idt America, Corp. - MD
2011/12/07
(410) 885-8
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
2009/09/15
(410) 885-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 886-0
Landline
Core Communications, Inc.- MD
2004/03/05
(410) 886-1
Landline
Idt America, Corp. - MD
2006/04/10
(410) 886-2
Landline
Verizon Maryland, Inc.
-
(410) 886-3
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 886-4
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 886-5
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 886-6
Landline
Onvoy, LLC - MD
2019/02/11
(410) 886-7
Landline
Onvoy, LLC - MD
2017/03/21
(410) 886-8
Landline
Telnyx LLC
2017/08/31
(410) 886-9
Landline
Verizon Maryland, Inc.
-
(410) 887
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 888-0
Landline
Peerless Network of Maryland, LLC
2020/12/10
(410) 888-1
Landline
Verizon Maryland, Inc.
-
(410) 888-2
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 888-3
Landline
Onvoy, LLC - MD
2020/03/16
(410) 888-4
Landline
Onvoy, LLC - MD
2012/03/07
(410) 888-5
Landline
Verizon Maryland, Inc.
-
(410) 888-6
Landline
Ctc Communications Corp. - MD
2013/11/11
(410) 888-7
Landline
Ymax Communications Corp. - MD
2011/03/03
(410) 888-8
Landline
Verizon Maryland, Inc.
-
(410) 888-9
Landline
Verizon Maryland, Inc.
-
(410) 889
Landline
Verizon Maryland, Inc.
-
(410) 890
Wireless
USA Mobility Wireless, Inc.
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 891-0
Landline
Mcimetro Access Transmission Services LLC
-
(410) 891-1
Landline
Mcimetro Access Transmission Services LLC
-
(410) 891-2
Landline
Mcimetro Access Transmission Services LLC
-
(410) 891-3
Landline
Mcimetro Access Transmission Services LLC
-
(410) 891-4
Landline
Mcimetro Access Transmission Services LLC
2010/02/12
(410) 891-5
Landline
Level 3 Communications, LLC - AK
2003/02/06
(410) 891-6
Landline
Onvoy, LLC - MD
2016/03/16
(410) 891-7
Landline
Terra Nova Telecom Inc.
2020/12/30
(410) 891-8
Landline
Comcast IP Phone, LLC
2008/03/31
(410) 891-9
Landline
Mcimetro Access Transmission Services LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 892-0
Wireless
Omnipoint Communications Cap Operations, LLC
2016/07/18
(410) 892-1
Landline
Peerless Network of Maryland, LLC
2015/11/09
(410) 892-2
Wireless
New Cingular Wireless PCS, LLC
2018/10/17
(410) 892-3
Wireless
T-mobile USA, Inc.
2016/01/11
(410) 892-4
Wireless
New Cingular Wireless PCS, LLC
2016/06/23
(410) 892-5
Wireless
New Cingular Wireless PCS, LLC
2016/06/23
(410) 892-6
Wireless
T-mobile USA, Inc.
2016/02/23
(410) 892-7
Landline
Verizon Maryland, Inc.
-
(410) 892-8
Landline
Verizon Maryland, Inc.
-
(410) 892-9
Wireless
New Cingular Wireless PCS, LLC
2019/03/20
(410) 893
Landline
Verizon Maryland, Inc.
-
(410) 894
Wireless
USA Mobility Wireless, Inc.
-
(410) 895
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 896-0
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 896-1
Landline
Onvoy, LLC - MD
2019/02/06
(410) 896-2
Landline
Verizon Maryland, Inc.
-
(410) 896-3
Landline
Verizon Maryland, Inc.
-
(410) 896-4
Landline
Verizon Maryland, Inc.
-
(410) 896-5
Landline
Comcast IP Phone, LLC
2013/05/06
(410) 896-6
Landline
Onvoy, LLC - MD
2019/02/06
(410) 896-7
Landline
Ymax Communications Corp. - MD
2011/03/07
(410) 896-8
Landline
Ymax Communications Corp. - MD
2011/03/07
(410) 896-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 897-0
Landline
Verizon Maryland, Inc.
-
(410) 897-1
Landline
Verizon Maryland, Inc.
-
(410) 897-2
Wireless
Cellco Partnership DBA Verizon Wireless
2005/06/02
(410) 897-3
Landline
Verizon Maryland, Inc.
-
(410) 897-4
Landline
Verizon Maryland, Inc.
-
(410) 897-5
Landline
Verizon Maryland, Inc.
-
(410) 897-6
Landline
Verizon Maryland, Inc.
-
(410) 897-7
Wireless
Cellco Partnership DBA Verizon Wireless
2005/06/02
(410) 897-8
Landline
Verizon Maryland, Inc.
-
(410) 897-9
Landline
Verizon Maryland, Inc.
-
(410) 898
Landline
Verizon Maryland, Inc.
-
(410) 899
Wireless
USA Mobility Wireless, Inc.
-
Prefix
Type
Location
Carrier
Assigned
Landline
Ctc Communications Corp. - MD
2004/10/04
(410) 900-0
Wireless
Omnipoint Communications Cap Operations, LLC
2005/01/28
(410) 900-1
Landline
Ctc Communications Corp. - MD
2004/10/05
(410) 900-2
Wireless
Omnipoint Communications Cap Operations, LLC
2005/01/28
(410) 900-3
Wireless
Omnipoint Communications Cap Operations, LLC
2005/05/10
(410) 900-4
Wireless
Omnipoint Communications Cap Operations, LLC
2005/01/05
(410) 900-5
Wireless
Omnipoint Communications Cap Operations, LLC
2005/01/05
(410) 900-6
Wireless
Omnipoint Communications Cap Operations, LLC
2005/01/05
(410) 900-7
Wireless
Omnipoint Communications Cap Operations, LLC
2005/01/05
(410) 900-8
Wireless
Omnipoint Communications Cap Operations, LLC
2005/06/22
(410) 900-9
Wireless
Omnipoint Communications Cap Operations, LLC
2004/12/03
Landline
Verizon Maryland, Inc.
-
(410) 901-0
Landline
Verizon Maryland, Inc.
-
(410) 901-1
Landline
Verizon Maryland, Inc.
-
(410) 901-2
Landline
Verizon Maryland, Inc.
-
(410) 901-3
Landline
Comcast IP Phone, LLC
2015/07/16
(410) 901-4
Landline
Verizon Maryland, Inc.
-
(410) 901-5
Landline
Verizon Maryland, Inc.
-
(410) 901-6
Landline
Verizon Maryland, Inc.
-
(410) 901-7
Wireless
Sprint Spectrum, L.P.
2005/02/07
(410) 901-8
Landline
Verizon Maryland, Inc.
-
(410) 901-9
Landline
Verizon Maryland, Inc.
-
(410) 902
Landline
Verizon Maryland, Inc.
-
(410) 903
Wireless
Sprint Spectrum, L.P.
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 904-0
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 904-1
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 904-2
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2004/01/21
(410) 904-3
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 904-4
Landline
Twilio International, Inc.
2020/12/01
(410) 904-5
Landline
Comcast IP Phone, LLC
2015/03/06
(410) 904-6
Landline
Onvoy, LLC - MD
2021/04/21
(410) 904-7
Landline
Mcimetro Access Transmission Services LLC
-
(410) 904-8
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 904-9
Landline
Mcimetro Access Transmission Services LLC
-
(410) 905
Wireless
Sprint Spectrum, L.P.
-
(410) 906
Landline
Verizon Maryland, Inc.
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 907-0
Landline
Mcimetro Access Transmission Services LLC
-
(410) 907-1
Wireless
New Cingular Wireless PCS, LLC
2019/10/14
(410) 907-2
Landline
Mcimetro Access Transmission Services LLC
-
(410) 907-3
Landline
Onvoy, LLC - MD
2016/03/11
(410) 907-4
Landline
Mcimetro Access Transmission Services LLC
-
(410) 907-5
Wireless
New Cingular Wireless PCS, LLC
2020/03/26
(410) 907-6
Wireless
New Cingular Wireless PCS, LLC
2020/03/26
(410) 907-7
Landline
Onvoy, LLC - MD
2016/03/11
(410) 907-8
Landline
Atx Telecommunications Services, Ltd
2006/02/23
(410) 907-9
Landline
Mcimetro Access Transmission Services LLC
-
(410) 908
Wireless
Sprint Spectrum, L.P.
-
(410) 909
Wireless
USA Mobility Wireless, Inc.
-
(410) 910
Landline
Mcimetro Access Transmission Services LLC
-
(410) 911
Unknown
-
-
-
(410) 912
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
-
(410) 913
Wireless
Cellco Partnership DBA Verizon Wireless
-
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
-
(410) 914-0
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
-
(410) 914-1
Landline
Peerless Network of Maryland, LLC
2020/05/26
(410) 914-2
Landline
Twilio International, Inc.
2020/11/25
(410) 914-3
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
-
(410) 914-4
Landline
Level 3 Communications, LLC - AK
2008/09/10
(410) 914-5
Landline
Comcast IP Phone, LLC
2005/02/10
(410) 914-6
Landline
Baltimore-washington Telephone (Bwt)
2015/05/12
(410) 914-7
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
(410) 914-8
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(410) 914-9
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
-
(410) 915
Landline
Baltimore-washington Telephone (Bwt)
2005/10/27
(410) 916
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 917
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 918-0
Landline
Verizon Maryland, Inc.
-
(410) 918-1
Landline
Verizon Maryland, Inc.
-
(410) 918-2
Landline
Verizon Maryland, Inc.
-
(410) 918-3
Landline
Verizon Maryland, Inc.
-
(410) 918-4
Landline
Verizon Maryland, Inc.
-
(410) 918-5
Landline
Verizon Maryland, Inc.
-
(410) 918-6
Landline
Teleport Communications America - ID - LLC
-
(410) 918-7
Wireless
New Cingular Wireless PCS, LLC
2017/04/28
(410) 918-8
Wireless
New Cingular Wireless PCS, LLC
2017/04/28
(410) 918-9
Landline
Verizon Maryland, Inc.
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 919-0
Landline
Mcimetro Access Transmission Services LLC
-
(410) 919-1
Landline
Mcimetro Access Transmission Services LLC
-
(410) 919-2
Landline
Mcimetro Access Transmission Services LLC
-
(410) 919-3
Wireless
New Cingular Wireless PCS, LLC
2004/02/10
(410) 919-4
Landline
Mcimetro Access Transmission Services LLC
-
(410) 919-5
Wireless
Sprint Spectrum, L.P.
2011/08/09
(410) 919-6
Wireless
Sprint Spectrum, L.P.
2011/08/09
(410) 919-7
Wireless
New Cingular Wireless PCS, LLC
2004/02/10
(410) 919-8
Wireless
New Cingular Wireless PCS, LLC
2004/02/10
(410) 919-9
Landline
Mcimetro Access Transmission Services LLC
-
(410) 920
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 921-0
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(410) 921-1
Landline
Bandwidth.com CLEC, LLC - MD
2010/08/04
(410) 921-2
Landline
Bandwidth.com CLEC, LLC - MD
2013/01/03
(410) 921-3
Landline
Bandwidth.com CLEC, LLC - MD
2013/01/03
(410) 921-4
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 921-5
Wireless
T-mobile USA, Inc.
2014/07/01
(410) 921-6
Landline
Bandwidth.com CLEC, LLC - MD
2010/09/28
(410) 921-7
Landline
Bandwidth.com CLEC, LLC - MD
2011/07/22
(410) 921-8
Wireless
T-mobile USA, Inc.
2014/08/07
(410) 921-9
Landline
Bandwidth.com CLEC, LLC - MD
2011/01/31
(410) 922
Landline
Verizon Maryland, Inc.
-
(410) 923
Landline
Verizon Maryland, Inc.
-
(410) 924
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 925
Wireless
Cellco Partnership DBA Verizon Wireless
-
Wireless
New Cingular Wireless PCS, LLC
-
(410) 926-0
Wireless
New Cingular Wireless PCS, LLC
-
(410) 926-1
Wireless
New Cingular Wireless PCS, LLC
2005/02/05
(410) 926-2
Wireless
New Cingular Wireless PCS, LLC
2005/02/05
(410) 926-3
Landline
Core Communications, Inc.- MD
2019/03/14
(410) 926-4
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 926-5
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 926-6
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 926-7
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 926-8
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 926-9
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 927-0
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 927-1
Landline
Onvoy, LLC - MD
2016/02/09
(410) 927-2
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 927-3
Landline
Onvoy, LLC - MD
2016/02/09
(410) 927-4
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 927-5
Landline
Level 3 Communications, LLC - AK
2011/08/11
(410) 927-6
Landline
Level 3 Communications, LLC - AK
2008/08/27
(410) 927-7
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 927-8
Landline
Level 3 Communications, LLC - AK
2011/10/12
(410) 927-9
Landline
Level 3 Telecom of Maryland, LLC - MD
-
Landline
Verizon Maryland, Inc.
-
(410) 928-0
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 928-1
Landline
Level 3 Communications, LLC - AK
2013/12/11
(410) 928-2
Landline
Idt America, Corp. - MD
2006/04/10
(410) 928-3
Landline
Verizon Maryland, Inc.
-
(410) 928-4
Landline
Level 3 Communications, LLC - AK
2008/03/24
(410) 928-5
Landline
Verizon Maryland, Inc.
-
(410) 928-6
Landline
Verizon Maryland, Inc.
2004/10/07
(410) 928-7
Landline
Level 3 Communications, LLC - AK
2004/05/18
(410) 928-8
Landline
Mcimetro Access Transmission Services LLC
2008/12/09
(410) 928-9
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
2011/01/04
Landline
Bandwidth.com CLEC, LLC - MD
2008/05/13
(410) 929-0
Landline
Bandwidth.com CLEC, LLC - MD
2008/05/14
(410) 929-1
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
(410) 929-2
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
(410) 929-3
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
(410) 929-4
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
(410) 929-5
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
(410) 929-6
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
(410) 929-7
Landline
Level 3 Communications, LLC - AK
2009/08/05
(410) 929-8
Landline
Ymax Communications Corp. - MD
2009/09/14
(410) 929-9
Landline
Ymax Communications Corp. - MD
2009/09/14
(410) 930
Wireless
Redi-call Communications Co.
-
(410) 931
Landline
Verizon Maryland, Inc.
-
(410) 932
Wireless
USA Mobility Wireless, Inc.
-
(410) 933
Landline
Verizon Maryland, Inc.
-
Wireless
New Cingular Wireless PCS, LLC
2012/01/27
(410) 934-0
Landline
Bandwidth.com CLEC, LLC - MD
2012/06/18
(410) 934-1
Landline
Peerless Network of Maryland, LLC
2012/09/17
(410) 934-2
Wireless
New Cingular Wireless PCS, LLC
2013/08/15
(410) 934-3
Landline
Onvoy, LLC - MD
2012/02/06
(410) 934-4
Landline
Bandwidth.com CLEC, LLC - MD
2012/05/14
(410) 934-5
Landline
Peerless Network of Maryland, LLC
2012/09/17
(410) 934-6
Landline
Peerless Network of Maryland, LLC
2012/09/17
(410) 934-7
Landline
Bandwidth.com CLEC, LLC - MD
2013/02/18
(410) 934-8
Wireless
New Cingular Wireless PCS, LLC
2012/01/30
(410) 934-9
Wireless
New Cingular Wireless PCS, LLC
2012/01/30
(410) 935
Wireless
Cellco Partnership DBA Verizon Wireless
-
Landline
Comcast IP Phone, LLC
2019/06/04
(410) 936-0
Wireless
Cellco Partnership DBA Verizon Wireless
2019/10/22
(410) 936-1
Landline
Comcast IP Phone, LLC
2019/06/06
(410) 936-2
Wireless
T-mobile USA, Inc.
2019/11/05
(410) 936-3
Landline
Onvoy, LLC - MD
2020/12/14
(410) 936-4
Landline
Onvoy, LLC - MD
2020/12/14
(410) 936-5
Landline
Onvoy, LLC - MD
2020/12/14
(410) 936-6
Landline
Onvoy, LLC - MD
2020/12/14
(410) 936-7
Landline
Onvoy, LLC - MD
2020/12/14
(410) 936-8
Wireless
Cellco Partnership DBA Verizon Wireless
2020/12/07
(410) 937
Wireless
Cellco Partnership DBA Verizon Wireless
-
Landline
Verizon Maryland, Inc.
-
(410) 938-0
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 938-1
Wireless
Omnipoint Communications Cap Operations, LLC
2018/11/07
(410) 938-2
Landline
Verizon Maryland, Inc.
-
(410) 938-3
Landline
Verizon Maryland, Inc.
-
(410) 938-4
Landline
Verizon Maryland, Inc.
-
(410) 938-5
Landline
Verizon Maryland, Inc.
-
(410) 938-6
Wireless
Cellco Partnership DBA Verizon Wireless
2018/12/11
(410) 938-7
Wireless
Cellco Partnership DBA Verizon Wireless
2018/12/11
(410) 938-8
Landline
Verizon Maryland, Inc.
-
(410) 938-9
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 939
Landline
Verizon Maryland, Inc.
-
Landline
Atx Telecommunications Services, Ltd
2002/01/22
(410) 940-0
Landline
Quantum Telecommunications, Inc. - MD
2003/10/22
(410) 940-1
Wireless
Sprint Spectrum, L.P.
2003/12/26
(410) 940-2
Wireless
Sprint Spectrum, L.P.
2003/12/26
(410) 940-3
Wireless
Sprint Spectrum, L.P.
2004/09/08
(410) 940-4
Wireless
Sprint Spectrum, L.P.
2004/09/16
(410) 940-5
Wireless
Sprint Spectrum, L.P.
2004/09/16
(410) 940-6
Landline
Atx Telecommunications Services, Ltd
2002/01/30
(410) 940-7
Wireless
Sprint Spectrum, L.P.
2005/02/07
(410) 940-8
Wireless
New Cingular Wireless PCS, LLC
2003/09/09
(410) 940-9
Wireless
New Cingular Wireless PCS, LLC
2003/09/09
Landline
Verizon Maryland, Inc.
2001/08/21
(410) 941-0
Landline
Level 3 Communications, LLC - AK
2006/05/19
(410) 941-1
Landline
Verizon Maryland, Inc.
-
(410) 941-2
Landline
Level 3 Communications, LLC - AK
2005/12/05
(410) 941-3
Landline
Onvoy, LLC - MD
2016/03/16
(410) 941-4
Landline
Level 3 Communications, LLC - AK
2004/01/16
(410) 941-5
Landline
Comcast IP Phone, LLC
2005/02/11
(410) 941-6
Landline
Onvoy, LLC - MD
2016/04/20
(410) 941-7
Landline
Mcimetro Access Transmission Services LLC
2008/12/09
(410) 941-8
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(410) 941-9
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
Landline
Verizon Maryland, Inc.
-
(410) 942-0
Landline
Verizon Maryland, Inc.
-
(410) 942-1
Landline
Verizon Maryland, Inc.
-
(410) 942-2
Landline
Atx Telecommunications Services, Ltd
2004/02/27
(410) 942-3
Landline
Core Communications, Inc.- MD
2004/03/01
(410) 942-4
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2004/01/21
(410) 942-5
Landline
Comcast IP Phone, LLC
2020/09/24
(410) 942-6
Landline
Level 3 Communications, LLC - AK
2008/08/27
(410) 942-7
Landline
Verizon Maryland, Inc.
-
(410) 942-8
Landline
Verizon Maryland, Inc.
-
(410) 942-9
Landline
Level 3 Communications, LLC - AK
2006/02/06
Landline
Verizon Maryland, Inc.
-
(410) 943-0
Landline
Verizon Maryland, Inc.
-
(410) 943-1
Landline
Verizon Maryland, Inc.
-
(410) 943-2
Landline
Level 3 Communications, LLC - AK
2015/03/27
(410) 943-3
Landline
Verizon Maryland, Inc.
-
(410) 943-4
Landline
Verizon Maryland, Inc.
-
(410) 943-5
Landline
Comcast IP Phone, LLC
2014/12/02
(410) 943-6
Landline
Comcast IP Phone, LLC
2006/06/20
(410) 943-7
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 943-8
Landline
Verizon Maryland, Inc.
-
(410) 943-9
Landline
Verizon Maryland, Inc.
-
(410) 944
Landline
Verizon Maryland, Inc.
-
(410) 945
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 946-0
Landline
Quantum Telecommunications, Inc. - MD
2003/10/22
(410) 946-1
Landline
Level 3 Communications, LLC - AK
2008/01/25
(410) 946-2
Landline
Ymax Communications Corp. - MD
2007/07/24
(410) 946-3
Landline
Verizon Maryland, Inc.
-
(410) 946-4
Wireless
Sprint Spectrum, L.P.
2011/09/28
(410) 946-5
Landline
Verizon Maryland, Inc.
-
(410) 946-6
Landline
Bandwidth.com CLEC, LLC - MD
2011/01/31
(410) 946-7
Wireless
Sprint Spectrum, L.P.
2011/08/16
(410) 946-8
Landline
Bandwidth.com CLEC, LLC - MD
2012/03/30
(410) 946-9
Landline
Ymax Communications Corp. - MD
2008/04/01
(410) 947
Landline
Verizon Maryland, Inc.
-
Wireless
New Cingular Wireless PCS, LLC
-
(410) 948-0
Wireless
New Cingular Wireless PCS, LLC
-
(410) 948-1
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 948-2
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 948-3
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 948-4
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 948-5
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 948-6
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 948-7
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 948-8
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 948-9
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
Landline
Mcimetro Access Transmission Services LLC
-
(410) 949-0
Wireless
New Cingular Wireless PCS, LLC
2003/02/13
(410) 949-1
Landline
Mcimetro Access Transmission Services LLC
-
(410) 949-2
Landline
Mcimetro Access Transmission Services LLC
-
(410) 949-3
Landline
Mcimetro Access Transmission Services LLC
-
(410) 949-4
Wireless
New Cingular Wireless PCS, LLC
2003/01/08
(410) 949-5
Wireless
New Cingular Wireless PCS, LLC
2003/01/08
(410) 949-6
Wireless
New Cingular Wireless PCS, LLC
2003/01/08
(410) 949-7
Wireless
New Cingular Wireless PCS, LLC
2003/01/08
(410) 949-8
Landline
Mcimetro Access Transmission Services LLC
-
(410) 949-9
Wireless
Sprint Spectrum, L.P.
2005/09/07
(410) 950
Unknown
-
-
-
(410) 951
Landline
Teleport Communications America - ID - LLC
-
(410) 952
Wireless
Cellco Partnership DBA Verizon Wireless
-
Landline
Verizon Maryland, Inc.
-
(410) 953-0
Landline
Verizon Maryland, Inc.
-
(410) 953-1
Landline
Verizon Maryland, Inc.
-
(410) 953-2
Landline
Verizon Maryland, Inc.
-
(410) 953-3
Landline
Verizon Maryland, Inc.
-
(410) 953-4
Landline
Verizon Maryland, Inc.
-
(410) 953-5
Landline
Verizon Maryland, Inc.
-
(410) 953-6
Landline
Verizon Maryland, Inc.
-
(410) 953-7
Landline
Verizon Maryland, Inc.
-
(410) 953-8
Landline
Verizon Maryland, Inc.
-
(410) 953-9
Wireless
Omnipoint Communications Cap Operations, LLC
2010/08/26
(410) 954
Landline
Verizon Maryland, Inc.
-
(410) 955
Landline
Verizon Maryland, Inc.
-
(410) 956
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 957-0
Landline
Verizon Maryland, Inc.
-
(410) 957-1
Landline
Verizon Maryland, Inc.
-
(410) 957-2
Landline
Verizon Maryland, Inc.
-
(410) 957-3
Landline
Verizon Maryland, Inc.
-
(410) 957-4
Landline
Verizon Maryland, Inc.
-
(410) 957-5
Landline
Verizon Maryland, Inc.
-
(410) 957-6
Landline
Verizon Maryland, Inc.
-
(410) 957-7
Landline
Comcast IP Phone, LLC
2015/08/11
(410) 957-8
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
2009/09/09
(410) 957-9
Landline
Verizon Maryland, Inc.
-
(410) 958
Unknown
-
-
-
(410) 959
Unknown
-
-
-
(410) 960
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 961
Wireless
Sprint Spectrum, L.P.
-
(410) 962
Landline
Verizon Maryland, Inc.
-
(410) 963
Wireless
Sprint Spectrum, L.P.
-
(410) 964
Landline
Verizon Maryland, Inc.
-
(410) 965
Landline
Verizon Maryland, Inc.
-
(410) 966
Landline
Verizon Maryland, Inc.
-
(410) 967
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 968-0
Landline
Verizon Maryland, Inc.
-
(410) 968-1
Landline
Verizon Maryland, Inc.
-
(410) 968-2
Landline
Verizon Maryland, Inc.
-
(410) 968-3
Landline
Verizon Maryland, Inc.
-
(410) 968-4
Landline
Verizon Maryland, Inc.
-
(410) 968-5
Landline
Telnyx LLC
2017/08/31
(410) 968-6
Landline
Core Communications, Inc.- MD
2004/03/04
(410) 968-8
Wireless
Onvoy Spectrum, LLC
2021/01/27
(410) 968-9
Landline
Verizon Maryland, Inc.
-
(410) 969
Landline
Verizon Maryland, Inc.
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 970-0
Landline
Level 3 Communications, LLC - AK
2006/03/14
(410) 970-1
Landline
Terra Nova Telecom Inc.
2020/12/30
(410) 970-2
Landline
Mcimetro Access Transmission Services LLC
-
(410) 970-3
Landline
Onvoy, LLC - MD
2021/04/21
(410) 970-4
Landline
Level 3 Communications, LLC - AK
2003/02/28
(410) 970-5
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2004/01/21
(410) 970-6
Landline
Level 3 Communications, LLC - AK
2005/02/02
(410) 970-7
Landline
Verizon Maryland, Inc.
2004/05/05
(410) 970-8
Landline
Quantum Telecommunications, Inc. - MD
2003/10/22
(410) 970-9
Landline
Mcimetro Access Transmission Services LLC
-
(410) 971
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Teleport Communications America - ID - LLC
-
(410) 972-0
Landline
Teleport Communications America - ID - LLC
-
(410) 972-1
Wireless
New Cingular Wireless PCS, LLC
2004/02/10
(410) 972-2
Landline
Teleport Communications America - ID - LLC
-
(410) 972-3
Landline
Teleport Communications America - ID - LLC
-
(410) 972-4
Landline
Teleport Communications America - ID - LLC
-
(410) 972-5
Wireless
New Cingular Wireless PCS, LLC
2011/07/27
(410) 972-6
Wireless
New Cingular Wireless PCS, LLC
2011/07/27
(410) 972-7
Wireless
New Cingular Wireless PCS, LLC
2011/07/27
(410) 972-8
Wireless
New Cingular Wireless PCS, LLC
2011/07/27
(410) 972-9
Wireless
New Cingular Wireless PCS, LLC
2011/07/27
Landline
Mcc Telephony of The Mid-atlantic, LLC - DE
2010/06/23
(410) 973-0
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 973-1
Landline
Mcc Telephony of The Mid-atlantic, LLC - DE
2010/06/25
(410) 973-2
Landline
Comcast IP Phone, LLC
2013/05/06
(410) 973-3
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 973-4
Landline
Peerless Network of Maryland, LLC
2018/02/09
(410) 973-5
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 973-6
Landline
Onvoy, LLC - MD
2019/02/06
(410) 973-7
Landline
Onvoy, LLC - MD
2019/02/06
(410) 973-8
Landline
Core Communications, Inc.- MD
2018/10/09
(410) 973-9
Landline
Core Communications, Inc.- MD
2018/10/09
(410) 974
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 975-0
Landline
Verizon Maryland, Inc.
-
(410) 975-1
Landline
Verizon Maryland, Inc.
-
(410) 975-2
Landline
Verizon Maryland, Inc.
-
(410) 975-3
Landline
Verizon Maryland, Inc.
-
(410) 975-4
Landline
Paetec Communications, Inc. - CA
2007/11/30
(410) 975-5
Landline
Comcast IP Phone, LLC
2007/01/09
(410) 975-6
Landline
Ymax Communications Corp. - MD
2009/08/10
(410) 975-7
Landline
Bandwidth.com CLEC, LLC - MD
2012/08/14
(410) 975-8
Landline
Ymax Communications Corp. - MD
2008/11/03
(410) 975-9
Landline
Verizon Maryland, Inc.
-
(410) 976
Landline
Baltimore-washington Telephone (Bwt)
-
(410) 977
Wireless
Sprint Spectrum, L.P.
-
(410) 978
Wireless
New Cingular Wireless PCS, LLC
-
(410) 979
Wireless
New Cingular Wireless PCS, LLC
-
Wireless
Cellco Partnership DBA Verizon Wireless
-
(410) 980-0
Wireless
Cellco Partnership DBA Verizon Wireless
2004/11/02
(410) 980-1
Wireless
Cellco Partnership DBA Verizon Wireless
2004/11/02
(410) 980-2
Wireless
Cellco Partnership DBA Verizon Wireless
2004/11/02
(410) 980-3
Wireless
Cellco Partnership DBA Verizon Wireless
2005/01/05
(410) 980-4
Wireless
New Cingular Wireless PCS, LLC
2014/01/14
(410) 980-5
Wireless
Cellco Partnership DBA Verizon Wireless
2005/01/05
(410) 980-6
Wireless
Cellco Partnership DBA Verizon Wireless
2005/01/05
(410) 980-7
Wireless
Cellco Partnership DBA Verizon Wireless
2004/12/06
(410) 980-8
Wireless
Cellco Partnership DBA Verizon Wireless
2004/12/06
(410) 980-9
Wireless
Cellco Partnership DBA Verizon Wireless
2004/09/07
Landline
Verizon Maryland, Inc.
-
(410) 981-0
Landline
Verizon Maryland, Inc.
-
(410) 981-1
Landline
Verizon Maryland, Inc.
-
(410) 981-2
Landline
Verizon Maryland, Inc.
-
(410) 981-3
Landline
Onvoy, LLC - MD
2016/03/16
(410) 981-4
Landline
Verizon Maryland, Inc.
-
(410) 981-5
Landline
Verizon Maryland, Inc.
-
(410) 981-6
Landline
Verizon Maryland, Inc.
-
(410) 981-7
Landline
Verizon Maryland, Inc.
-
(410) 981-8
Landline
Verizon Maryland, Inc.
-
(410) 981-9
Landline
Level 3 Communications, LLC - AK
2006/07/21
Landline
Quantum Telecommunications, Inc. - MD
2003/10/13
(410) 982-0
Landline
Quantum Telecommunications, Inc. - MD
2003/10/15
(410) 982-1
Wireless
Sprint Spectrum, L.P.
2003/11/10
(410) 982-2
Wireless
Sprint Spectrum, L.P.
2003/11/10
(410) 982-3
Wireless
Sprint Spectrum, L.P.
2003/11/10
(410) 982-4
Wireless
Sprint Spectrum, L.P.
2003/12/17
(410) 982-5
Wireless
Sprint Spectrum, L.P.
2003/12/17
(410) 982-6
Landline
Paetec Communications, Inc. - CA
2004/12/03
(410) 982-7
Wireless
New Cingular Wireless PCS, LLC
2003/12/01
(410) 982-8
Wireless
New Cingular Wireless PCS, LLC
2003/12/01
(410) 982-9
Wireless
New Cingular Wireless PCS, LLC
2003/12/01
Landline
Verizon Maryland, Inc.
-
(410) 983-0
Landline
Verizon Maryland, Inc.
-
(410) 983-1
Wireless
New Cingular Wireless PCS, LLC
2004/10/08
(410) 983-2
Landline
Core Communications, Inc.- MD
2018/10/10
(410) 983-3
Landline
Onvoy, LLC - MD
2014/09/03
(410) 983-4
Landline
Core Communications, Inc.- MD
2018/10/10
(410) 983-5
Landline
Core Communications, Inc.- MD
2018/10/10
(410) 983-6
Landline
Onvoy, LLC - MD
2014/09/03
(410) 983-7
Landline
Core Communications, Inc.- MD
2018/10/10
(410) 983-8
Landline
Core Communications, Inc.- MD
2018/10/10
(410) 983-9
Landline
Bandwidth.com CLEC, LLC - MD
2014/05/07
(410) 984
Wireless
Sprint Spectrum, L.P.
-
(410) 985
Landline
Baltimore-washington Telephone (Bwt)
-
(410) 986
Landline
Verizon Maryland, Inc.
-
(410) 987
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 988-0
Landline
Ymax Communications Corp. - MD
2008/06/26
(410) 988-1
Landline
Ctc Communications Corp. - MD
2005/02/10
(410) 988-2
Landline
Level 3 Communications, LLC - AK
2005/08/15
(410) 988-3
Landline
Level 3 Communications, LLC - AK
2005/08/15
(410) 988-4
Landline
Level 3 Communications, LLC - AK
2005/08/15
(410) 988-5
Landline
Comcast IP Phone, LLC
2006/09/25
(410) 988-6
Landline
Bandwidth.com CLEC, LLC - MD
2010/08/04
(410) 988-7
Landline
Ymax Communications Corp. - MD
2008/06/26
(410) 988-8
Landline
Comcast IP Phone, LLC
2015/10/30
(410) 988-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 989-0
Landline
Verizon Maryland, Inc.
-
(410) 989-1
Landline
Bandwidth.com CLEC, LLC - MD
2011/07/19
(410) 989-2
Landline
Bandwidth.com CLEC, LLC - MD
2011/07/19
(410) 989-3
Landline
Bandwidth.com CLEC, LLC - MD
2013/01/03
(410) 989-4
Landline
Onvoy, LLC - MD
2012/09/11
(410) 989-5
Landline
Bandwidth.com CLEC, LLC - MD
2013/01/03
(410) 989-6
Landline
Bandwidth.com CLEC, LLC - MD
2013/01/03
(410) 989-7
Landline
Bandwidth.com CLEC, LLC - MD
2014/01/21
(410) 989-8
Landline
Bandwidth.com CLEC, LLC - MD
2014/01/21
(410) 989-9
Landline
Bandwidth.com CLEC, LLC - MD
2014/01/21
(410) 990
Landline
Verizon Maryland, Inc.
-
(410) 991
Wireless
Cellco Partnership DBA Verizon Wireless
-
Landline
Verizon Maryland, Inc.
-
(410) 992-0
Landline
Verizon Maryland, Inc.
-
(410) 992-1
Landline
Verizon Maryland, Inc.
-
(410) 992-2
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/29
(410) 992-3
Landline
Verizon Maryland, Inc.
-
(410) 992-4
Landline
Verizon Maryland, Inc.
-
(410) 992-5
Landline
Verizon Maryland, Inc.
-
(410) 992-6
Landline
Verizon Maryland, Inc.
-
(410) 992-7
Landline
Verizon Maryland, Inc.
-
(410) 992-8
Landline
Verizon Maryland, Inc.
-
(410) 992-9
Landline
Verizon Maryland, Inc.
-
(410) 993
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 994-0
Landline
Verizon Maryland, Inc.
-
(410) 994-1
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 994-2
Landline
Bandwidth.com CLEC, LLC - MD
2011/05/17
(410) 994-3
Landline
Level 3 Communications, LLC - AK
2008/02/01
(410) 994-4
Landline
Ctc Communications Corp. - MD
2005/03/09
(410) 994-5
Landline
Level 3 Communications, LLC - AK
2008/02/01
(410) 994-6
Wireless
T-mobile USA, Inc.
2018/09/11
(410) 994-7
Landline
Bandwidth.com CLEC, LLC - MD
2011/06/07
(410) 994-8
Landline
Bandwidth.com CLEC, LLC - MD
2012/03/27
(410) 994-9
Landline
Core Communications, Inc.- MD
2019/04/12
Landline
Verizon Maryland, Inc.
-
(410) 995-0
Landline
Verizon Maryland, Inc.
-
(410) 995-1
Landline
Verizon Maryland, Inc.
-
(410) 995-2
Landline
Verizon Maryland, Inc.
-
(410) 995-3
Landline
Verizon Maryland, Inc.
-
(410) 995-4
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 995-5
Landline
Core Communications, Inc.- MD
2019/04/12
(410) 995-6
Landline
Verizon Maryland, Inc.
-
(410) 995-7
Landline
Bandwidth.com CLEC, LLC - MD
2016/08/09
(410) 995-8
Landline
Bandwidth.com CLEC, LLC - MD
2015/04/22
(410) 995-9
Landline
Onvoy, LLC - MD
2016/03/11
Landline
Verizon Maryland, Inc.
-
(410) 996-0
Landline
Verizon Maryland, Inc.
-
(410) 996-1
Landline
Verizon Maryland, Inc.
-
(410) 996-2
Landline
Verizon Maryland, Inc.
-
(410) 996-3
Landline
Verizon Maryland, Inc.
-
(410) 996-4
Landline
Bandwidth.com CLEC, LLC - MD
2010/09/28
(410) 996-5
Landline
Verizon Maryland, Inc.
-
(410) 996-6
Landline
Verizon Maryland, Inc.
-
(410) 996-7
Landline
Verizon Maryland, Inc.
-
(410) 996-8
Landline
Verizon Maryland, Inc.
-
(410) 996-9
Landline
Verizon Maryland, Inc.
-
(410) 997
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(410) 998-0
Landline
Core Communications, Inc.- MD
2018/10/11
(410) 998-1
Landline
Verizon Maryland, Inc.
-
(410) 998-2
Landline
Verizon Maryland, Inc.
-
(410) 998-3
Landline
Verizon Maryland, Inc.
-
(410) 998-4
Landline
Verizon Maryland, Inc.
-
(410) 998-5
Landline
Verizon Maryland, Inc.
-
(410) 998-6
Landline
Verizon Maryland, Inc.
-
(410) 998-7
Landline
Verizon Maryland, Inc.
-
(410) 998-8
Landline
Verizon Maryland, Inc.
-
(410) 998-9
Landline
Verizon Maryland, Inc.
-
Landline
Baltimore-washington Telephone (Bwt)
2003/06/09
(410) 999-0
Landline
Bandwidth.com CLEC, LLC - MD
2010/11/02
(410) 999-1
Landline
Bandwidth.com CLEC, LLC - MD
2011/09/15
(410) 999-2
Landline
Baltimore-washington Telephone (Bwt)
2010/10/21
(410) 999-3
Landline
Baltimore-washington Telephone (Bwt)
2010/10/21
(410) 999-4
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/29
(410) 999-5
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/29
(410) 999-6
Landline
Baltimore-washington Telephone (Bwt)
2003/06/16
(410) 999-7
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/29
(410) 999-8
Landline
Bandwidth.com CLEC, LLC - MD
2012/05/04
(410) 999-9
Landline
Baltimore-washington Telephone (Bwt)
2003/06/16

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