240 Area Code

Map of 240 code

Local time – 1 timezone

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Eastern timezone

Prefixes – 666 codes

Prefix
Type
City
Carrier
Assigned
Landline
Bandwidth.com CLEC, LLC - MD
2010/10/04
(240) 200-0
Landline
Bandwidth.com CLEC, LLC - MD
2010/10/06
(240) 200-1
Landline
Allegiance Telecom, Inc. - MD
2011/04/13
(240) 200-2
Wireless
Sprint Spectrum L.P.
2011/10/25
(240) 200-3
Landline
Paetec Communications, Inc. - CA
2010/11/09
(240) 200-4
Landline
Bandwidth.com CLEC, LLC - MD
2012/01/23
(240) 200-5
Landline
Bandwidth.com CLEC, LLC - MD
2012/02/03
(240) 200-6
Landline
Ymax Communications Corp. - MD
2010/10/15
(240) 200-7
Landline
Ymax Communications Corp. - MD
2010/10/15
(240) 200-8
Landline
Ymax Communications Corp. - MD
2010/10/15
(240) 200-9
Landline
Ymax Communications Corp. - MD
2010/10/15
(240) 201
Landline
Peerless Network of Maryland, LLC
-
(240) 202
Unknown
-
-
-
Wireless
Sprint Spectrum L.P. - MD
2011/10/04
(240) 203-0
Wireless
Sprint Spectrum L.P. - MD
2011/10/05
(240) 203-1
Wireless
Sprint Spectrum L.P. - MD
2011/10/05
(240) 203-2
Wireless
Sprint Spectrum L.P. - MD
2011/10/05
(240) 203-3
Wireless
Sprint Spectrum L.P. - MD
2011/10/05
(240) 203-4
Wireless
Sprint Spectrum L.P. - MD
2011/10/05
(240) 203-5
Wireless
Sprint Spectrum L.P. - MD
2011/10/05
(240) 203-6
Landline
Bandwidth.com CLEC, LLC - MD
2012/08/14
(240) 203-7
Landline
Bandwidth.com CLEC, LLC - MD
2012/08/14
(240) 203-8
Landline
Bandwidth.com CLEC, LLC - MD
2014/05/02
(240) 203-9
Landline
Bandwidth.com CLEC, LLC - MD
2014/05/02
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/07
(240) 204-0
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/09
(240) 204-1
Wireless
Cellco Partnership DBA Verizon Wireless
2012/05/15
(240) 204-2
Wireless
Cellco Partnership DBA Verizon Wireless
2012/05/15
(240) 204-3
Wireless
Cellco Partnership DBA Verizon Wireless
2014/01/07
(240) 204-4
Wireless
Cellco Partnership DBA Verizon Wireless
2013/08/02
(240) 204-5
Landline
Broadview Networks, Inc. - DC
2013/02/28
(240) 204-6
Landline
Level 3 Communications, LLC - AK
2013/01/16
(240) 204-7
Wireless
Cellco Partnership DBA Verizon Wireless
2014/01/07
(240) 204-8
Landline
Peerless Network of Maryland, LLC
2013/04/04
(240) 204-9
Landline
Peerless Network of Maryland, LLC
2013/04/04
Wireless
New Cingular Wireless PCS, LLC
2003/07/23
(240) 205-0
Wireless
Cellco Partnership DBA Verizon Wireless
2006/02/06
(240) 205-1
Wireless
New Cingular Wireless PCS, LLC
2003/07/23
(240) 205-2
Wireless
New Cingular Wireless PCS, LLC
2003/07/23
(240) 205-3
Wireless
New Cingular Wireless PCS, LLC
2003/07/23
(240) 205-4
Wireless
Cellco Partnership DBA Verizon Wireless
2005/11/03
(240) 205-5
Wireless
Cellco Partnership DBA Verizon Wireless
2005/11/03
(240) 205-6
Wireless
Cellco Partnership DBA Verizon Wireless
2006/09/06
(240) 205-7
Landline
Level 3 Communications, LLC - AK
2005/12/05
(240) 205-8
Landline
Level 3 Communications, LLC - AK
2005/12/05
(240) 205-9
Wireless
Cellco Partnership DBA Verizon Wireless
2006/03/06
Landline
Xo Maryland, LLC
-
(240) 206-0
Landline
Xo Maryland, LLC
-
(240) 206-1
Landline
Bandwidth.com CLEC, LLC - MD
2010/03/19
(240) 206-2
Landline
Xo Maryland, LLC
-
(240) 206-3
Landline
Xo Maryland, LLC
2005/07/20
(240) 206-4
Landline
Xo Maryland, LLC
2005/07/20
(240) 206-5
Landline
Bandwidth.com CLEC, LLC - MD
2007/08/17
(240) 206-6
Landline
Level 3 Communications, LLC - AK
2008/02/05
(240) 206-7
Landline
Mci Worldcom Communications, Inc - MO
2008/09/12
(240) 206-8
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2007/10/04
(240) 206-9
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2006/03/02
Landline
Cavalier East LLC - MD
-
(240) 207-0
Landline
Cavalier East LLC - MD
-
(240) 207-1
Landline
Bandwidth.com CLEC, LLC - MD
2010/09/17
(240) 207-2
Landline
Lightwave Communications, LLC - MD
2005/06/29
(240) 207-3
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2005/06/30
(240) 207-4
Landline
Level 3 Communications, LLC - AK
2006/02/23
(240) 207-5
Landline
Cavalier East LLC - MD
-
(240) 207-6
Landline
Bandwidth.com CLEC, LLC - MD
2007/08/17
(240) 207-9
Landline
Cavalier East LLC - MD
-
(240) 208
Landline
Peerless Network of Maryland, LLC
-
(240) 209
Landline
Peerless Network of Maryland, LLC
-
Wireless
New Cingular Wireless PCS, LLC
-
(240) 210-0
Wireless
New Cingular Wireless PCS, LLC
-
(240) 210-1
Wireless
New Cingular Wireless PCS, LLC
-
(240) 210-2
Wireless
New Cingular Wireless PCS, LLC
-
(240) 210-3
Wireless
New Cingular Wireless PCS, LLC
-
(240) 210-4
Wireless
New Cingular Wireless PCS, LLC
-
(240) 210-5
Wireless
New Cingular Wireless PCS, LLC
-
(240) 210-6
Wireless
New Cingular Wireless PCS, LLC
-
(240) 210-8
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2007/07/17
(240) 210-9
Landline
Bandwidth.com CLEC, LLC - MD
2010/03/30
(240) 211
Unknown
-
-
-
(240) 212
Landline
Core Communications, Inc. - MD
-
(240) 213
Landline
Peerless Network of Maryland, LLC
-
(240) 214
Landline
Peerless Network of Maryland, LLC
-
Landline
Telcove Operations, Inc. - MD
-
(240) 215-0
Landline
Telcove Operations, Inc. - MD
-
(240) 215-1
Landline
Telcove Operations, Inc. - MD
-
(240) 215-2
Landline
AT&T Local
2002/02/14
(240) 215-3
Landline
Level 3 Communications, LLC - AK
2005/01/26
(240) 215-4
Landline
Level 3 Communications, LLC - AK
2002/05/17
(240) 215-5
Wireless
Cellco Partnership DBA Verizon Wireless
2005/05/05
(240) 215-6
Landline
Telcove Operations, Inc. - MD
-
(240) 215-7
Wireless
Cellco Partnership DBA Verizon Wireless
2005/05/05
(240) 215-8
Landline
Telcove Operations, Inc. - MD
-
(240) 215-9
Landline
Telcove Operations, Inc. - MD
-
Wireless
Sprint Spectrum L.P.
2001/03/15
(240) 216-0
Wireless
Sprint Spectrum L.P.
-
(240) 216-1
Wireless
Sprint Spectrum L.P.
-
(240) 216-2
Wireless
Sprint Spectrum L.P.
-
(240) 216-3
Wireless
Sprint Spectrum L.P.
-
(240) 216-4
Wireless
Sprint Spectrum L.P.
-
(240) 216-5
Wireless
Sprint Spectrum L.P.
2010/10/29
(240) 216-6
Wireless
Sprint Spectrum L.P.
-
(240) 216-7
Wireless
Sprint Spectrum L.P.
-
(240) 216-8
Wireless
Sprint Spectrum L.P.
-
(240) 216-9
Wireless
Cellco Partnership DBA Verizon Wireless
2010/12/02
Wireless
Omnipoint Communications Cap Operations, LLC
2001/04/16
(240) 217-0
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 217-1
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 217-2
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 217-3
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 217-4
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 217-5
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 217-6
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 217-7
Wireless
Omnipoint Communications Cap Operations, LLC
2003/12/18
(240) 217-8
Wireless
Omnipoint Communications Cap Operations, LLC
2007/01/10
(240) 217-9
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 218
Landline
Peerless Network of Maryland, LLC
-
Landline
Peerless Network of Maryland, LLC
2014/09/22
(240) 219-0
Landline
Peerless Network of Maryland, LLC
2014/09/24
(240) 219-1
Landline
Telnyx LLC
2017/04/17
(240) 219-2
Landline
Onvoy, LLC - MD
2017/05/08
(240) 219-3
Landline
Onvoy, LLC - MD
2018/05/10
(240) 219-5
Landline
Onvoy, LLC - MD
2018/08/20
(240) 219-7
Landline
Onvoy, LLC - MD
2016/02/16
(240) 219-8
Landline
Onvoy, LLC - MD
2016/02/16
(240) 219-9
Landline
Broadvox-clec, LLC - MD
2015/05/28
(240) 220
Landline
Peerless Network of Maryland, LLC
-
Landline
Verizon Maryland, Inc.
-
(240) 221-0
Landline
Verizon Maryland, Inc.
-
(240) 221-1
Landline
Bandwidth.com CLEC, LLC - MD
2010/09/17
(240) 221-2
Landline
Verizon Maryland, Inc.
-
(240) 221-3
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2005/06/30
(240) 221-4
Landline
Verizon Maryland, Inc.
-
(240) 221-5
Landline
Onvoy, LLC - MD
2016/09/02
(240) 221-6
Landline
Onvoy, LLC - MD
2016/09/02
(240) 221-8
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2004/02/24
(240) 221-9
Landline
Core Communications, Inc. - MD
2018/10/12
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 222-0
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 222-1
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 222-2
Wireless
Cellco Partnership DBA Verizon Wireless
2005/05/05
(240) 222-3
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2005/06/30
(240) 222-4
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 222-5
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 222-6
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 222-7
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 222-8
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 222-9
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
Landline
Allegiance Telecom, Inc. - MD
-
(240) 223-0
Landline
Allegiance Telecom, Inc. - MD
-
(240) 223-1
Landline
Allegiance Telecom, Inc. - MD
-
(240) 223-2
Landline
Allegiance Telecom, Inc. - MD
-
(240) 223-3
Landline
Allegiance Telecom, Inc. - MD
-
(240) 223-4
Landline
Allegiance Telecom, Inc. - MD
-
(240) 223-5
Landline
Allegiance Telecom, Inc. - MD
-
(240) 223-6
Landline
Allegiance Telecom, Inc. - MD
-
(240) 223-7
Wireless
Sprint Spectrum L.P.
2003/07/22
(240) 223-8
Landline
Allegiance Telecom, Inc. - MD
-
(240) 223-9
Landline
Allegiance Telecom, Inc. - MD
-
Wireless
Cellco Partnership DBA Verizon Wireless
2012/09/10
(240) 224-0
Landline
Bandwidth.com CLEC, LLC - MD
2013/05/21
(240) 224-1
Wireless
Metro PCS, Inc.
2014/05/12
(240) 224-2
Wireless
Cellco Partnership DBA Verizon Wireless
2013/04/23
(240) 224-3
Landline
Bandwidth.com CLEC, LLC - MD
2013/05/21
(240) 224-4
Wireless
Cellco Partnership DBA Verizon Wireless
2013/06/20
(240) 224-5
Wireless
Metro PCS, Inc.
2013/05/22
(240) 224-6
Wireless
Metro PCS, Inc.
2013/05/22
(240) 224-7
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2013/03/29
(240) 224-8
Landline
Peerless Network of Maryland, LLC
2013/04/04
(240) 224-9
Landline
Peerless Network of Maryland, LLC
2013/04/04
(240) 225
Landline
Core Communications, Inc. - MD
-
(240) 226
Unknown
-
-
-
(240) 227
Unknown
-
-
-
Landline
Verizon Maryland, Inc.
-
(240) 228-0
Landline
Verizon Maryland, Inc.
-
(240) 228-1
Landline
Verizon Maryland, Inc.
2002/05/30
(240) 228-2
Landline
Verizon Maryland, Inc.
2003/01/10
(240) 228-3
Landline
Verizon Maryland, Inc.
-
(240) 228-4
Landline
Verizon Maryland, Inc.
-
(240) 228-5
Landline
Verizon Maryland, Inc.
-
(240) 228-6
Landline
Verizon Maryland, Inc.
-
(240) 228-7
Landline
Verizon Maryland, Inc.
-
(240) 228-8
Landline
Verizon Maryland, Inc.
-
(240) 228-9
Landline
Verizon Maryland, Inc.
2003/01/10
Landline
Broadwing Communications. LLC - MD
-
(240) 229-0
Landline
Broadwing Communications. LLC - MD
-
(240) 229-1
Wireless
Sprint Spectrum L.P.
2005/03/23
(240) 229-2
Wireless
Sprint Spectrum L.P.
2005/08/23
(240) 229-3
Landline
Broadwing Communications. LLC - MD
-
(240) 229-4
Landline
Broadwing Communications. LLC - MD
-
(240) 229-5
Wireless
New Cingular Wireless PCS, LLC
2010/07/29
(240) 229-6
Landline
Bandwidth.com CLEC, LLC - MD
2012/09/20
(240) 229-7
Wireless
Sprint Spectrum L.P.
2005/12/22
(240) 229-8
Wireless
Sprint Spectrum L.P.
2006/03/02
(240) 229-9
Landline
Broadwing Communications. LLC - MD
-
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 230-0
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 230-1
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 230-2
Wireless
Omnipoint Communications Cap Operations, LLC
2013/06/04
(240) 230-3
Landline
Level 3 Communications, LLC - AK
2005/12/05
(240) 230-4
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 230-5
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 230-6
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(240) 230-7
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/17
(240) 230-8
Landline
Level 3 Communications, LLC - AK
-
(240) 230-9
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 231
Landline
Core Communications, Inc. - MD
-
Landline
Broadwing Communications. LLC - MD
-
(240) 232-0
Landline
Broadwing Communications. LLC - MD
-
(240) 232-1
Landline
Broadwing Communications. LLC - MD
-
(240) 232-2
Landline
Bandwidth.com CLEC, LLC - MD
2010/07/15
(240) 232-3
Landline
Broadwing Communications. LLC - MD
-
(240) 232-4
Landline
Broadwing Communications. LLC - MD
-
(240) 232-5
Landline
Bandwidth.com CLEC, LLC - MD
2010/09/17
(240) 232-6
Landline
Bandwidth.com CLEC, LLC - MD
2011/01/28
(240) 232-7
Landline
Bandwidth.com CLEC, LLC - MD
2011/04/20
(240) 232-8
Landline
Bandwidth.com CLEC, LLC - MD
2014/05/07
(240) 232-9
Landline
Broadwing Communications. LLC - MD
-
Landline
Teleport Communications America - ID - LLC
-
(240) 233-0
Landline
Teleport Communications America - ID - LLC
-
(240) 233-1
Landline
Us Lec of Maryland, Inc.
2004/01/15
(240) 233-2
Landline
Level 3 Communications, LLC - AK
2006/02/08
(240) 233-3
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2005/06/30
(240) 233-4
Landline
Bandwidth.com CLEC, LLC - MD
2011/03/07
(240) 233-5
Landline
Core Communications, Inc. - MD
2004/02/26
(240) 233-6
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/20
(240) 233-7
Landline
Paetec Communications, Inc. - CA
2012/09/11
(240) 233-8
Landline
Bandwidth.com CLEC, LLC - MD
2011/02/10
(240) 233-9
Landline
Level 3 Communications, LLC - AK
2012/02/15
Wireless
Cellco Partnership DBA Verizon Wireless
2011/10/04
(240) 234-0
Wireless
Cellco Partnership DBA Verizon Wireless
2013/06/20
(240) 234-1
Wireless
Sprint Spectrum L.P.
2011/10/25
(240) 234-2
Wireless
Sprint Spectrum L.P.
2011/10/25
(240) 234-3
Wireless
Sprint Spectrum L.P.
2011/10/25
(240) 234-4
Wireless
Sprint Spectrum L.P.
2011/10/25
(240) 234-5
Wireless
Sprint Spectrum L.P.
2011/10/25
(240) 234-6
Wireless
Sprint Spectrum L.P.
2011/10/25
(240) 234-7
Wireless
Sprint Spectrum L.P.
2011/10/25
(240) 234-8
Wireless
Sprint Spectrum L.P.
2011/10/25
(240) 234-9
Wireless
Sprint Spectrum L.P.
2011/10/25
(240) 235
Landline
Paetec Communications, Inc. - CA
-
Landline
Verizon Maryland, Inc.
-
(240) 236-0
Landline
Verizon Maryland, Inc.
-
(240) 236-1
Landline
Verizon Maryland, Inc.
-
(240) 236-2
Landline
Verizon Maryland, Inc.
-
(240) 236-3
Landline
Verizon Maryland, Inc.
-
(240) 236-4
Landline
Verizon Maryland, Inc.
-
(240) 236-5
Landline
Verizon Maryland, Inc.
-
(240) 236-6
Landline
Verizon Maryland, Inc.
2002/05/17
(240) 236-7
Landline
Verizon Maryland, Inc.
-
(240) 236-8
Landline
Verizon Maryland, Inc.
-
(240) 236-9
Landline
Level 3 Communications, LLC - AK
2015/01/13
Landline
Teleport Communications America - ID - LLC
-
(240) 237-0
Wireless
Omnipoint Communications Cap Operations, LLC
2004/01/26
(240) 237-1
Landline
Us Lec of Maryland, Inc.
2004/01/15
(240) 237-2
Wireless
Omnipoint Communications Cap Operations, LLC
2014/07/10
(240) 237-3
Landline
Bandwidth.com CLEC, LLC - MD
2011/08/08
(240) 237-4
Landline
Teleport Communications America - ID - LLC
-
(240) 237-5
Wireless
Sprint Spectrum L.P.
2006/03/13
(240) 237-6
Wireless
Sprint Spectrum L.P.
2004/02/04
(240) 237-7
Wireless
Omnipoint Communications Cap Operations, LLC
2006/05/18
(240) 237-8
Landline
Idt America Corp - MD
2007/08/30
(240) 237-9
Wireless
Sprint Spectrum L.P.
2011/10/13
(240) 238
Landline
Paetec Communications, Inc. - CA
-
(240) 239
Landline
Core Communications, Inc. - MD
-
(240) 240
Unknown
-
-
-
Landline
Starpower Communications, LLC - DC
-
(240) 241-0
Landline
Bandwidth.com CLEC, LLC - MD
2010/04/01
(240) 241-1
Landline
Peerless Network of Maryland, LLC
2013/04/04
(240) 241-2
Wireless
Metro PCS, Inc.
2013/05/23
(240) 241-3
Wireless
Metro PCS, Inc.
2013/05/23
(240) 241-4
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2014/06/13
(240) 241-5
Landline
Xo Maryland, LLC
2007/06/12
(240) 241-6
Landline
Xo Maryland, LLC
2007/06/12
(240) 241-7
Landline
Level 3 Communications, LLC - AK
2007/11/21
(240) 241-8
Landline
Starpower Communications, LLC - DC
-
(240) 241-9
Landline
Peerless Network of Maryland, LLC
2013/04/04
Landline
Starpower Communications, LLC - DC
-
(240) 242-0
Landline
Starpower Communications, LLC - DC
-
(240) 242-1
Landline
Starpower Communications, LLC - DC
-
(240) 242-2
Landline
Starpower Communications, LLC - DC
-
(240) 242-3
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2006/06/07
(240) 242-4
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2006/06/07
(240) 242-5
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(240) 242-6
Landline
Ctc Communications Corp. - MD
2006/08/09
(240) 242-7
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/17
(240) 242-8
Landline
Starpower Communications, LLC - DC
-
(240) 242-9
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/17
Landline
Allegiance Telecom, Inc. - MD
-
(240) 243-0
Landline
Allegiance Telecom, Inc. - MD
-
(240) 243-1
Landline
Allegiance Telecom, Inc. - MD
-
(240) 243-2
Landline
Allegiance Telecom, Inc. - MD
-
(240) 243-3
Wireless
New Cingular Wireless PCS, LLC
2014/09/09
(240) 243-4
Landline
Allegiance Telecom, Inc. - MD
-
(240) 243-5
Landline
Allegiance Telecom, Inc. - MD
-
(240) 243-6
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2018/11/02
(240) 243-7
Wireless
New Cingular Wireless PCS, LLC
2019/01/10
(240) 243-9
Landline
Allegiance Telecom, Inc. - MD
-
Landline
Starpower Communications, LLC - DC
-
(240) 244-0
Landline
Bandwidth.com CLEC, LLC - MD
2010/08/04
(240) 244-1
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2006/02/06
(240) 244-2
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2016/05/18
(240) 244-3
Landline
Bandwidth.com CLEC, LLC - MD
2007/08/17
(240) 244-4
Landline
Cbeyond Comm, LLC MD
2008/05/21
(240) 244-5
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2007/01/09
(240) 244-6
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(240) 244-7
Landline
Bandwidth.com CLEC, LLC - MD
2010/09/28
(240) 244-8
Landline
Starpower Communications, LLC - DC
-
(240) 244-9
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/17
Landline
Starpower Communications, LLC - DC
-
(240) 245-0
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/17
(240) 245-1
Landline
Ctc Communications Corp. - MD
2005/12/19
(240) 245-2
Landline
Broadvox-clec, LLC - MD
2012/09/12
(240) 245-3
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2007/04/20
(240) 245-4
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2006/09/25
(240) 245-5
Landline
Bandwidth.com CLEC, LLC - MD
2010/07/21
(240) 245-6
Landline
Bandwidth.com CLEC, LLC - MD
2010/07/21
(240) 245-7
Landline
Bandwidth.com CLEC, LLC - MD
2011/04/20
(240) 245-8
Landline
Starpower Communications, LLC - DC
-
(240) 245-9
Landline
Local Access LLC - MD
2013/08/12
Landline
Starpower Communications, LLC - DC
-
(240) 246-0
Landline
Starpower Communications, LLC - DC
-
(240) 246-1
Landline
Starpower Communications, LLC - DC
-
(240) 246-2
Landline
Starpower Communications, LLC - DC
-
(240) 246-3
Wireless
Sprint Spectrum L.P.
2005/06/02
(240) 246-4
Wireless
New Cingular Wireless PCS, LLC
2004/12/17
(240) 246-5
Wireless
New Cingular Wireless PCS, LLC
2004/12/17
(240) 246-6
Wireless
New Cingular Wireless PCS, LLC
2004/12/17
(240) 246-7
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2005/06/30
(240) 246-8
Landline
Starpower Communications, LLC - DC
-
(240) 246-9
Landline
Starpower Communications, LLC - DC
-
Landline
Allegiance Telecom, Inc. - MD
-
(240) 247-0
Landline
Allegiance Telecom, Inc. - MD
-
(240) 247-1
Landline
Allegiance Telecom, Inc. - MD
-
(240) 247-2
Landline
Allegiance Telecom, Inc. - MD
-
(240) 247-3
Landline
Allegiance Telecom, Inc. - MD
-
(240) 247-4
Landline
Allegiance Telecom, Inc. - MD
-
(240) 247-5
Landline
Allegiance Telecom, Inc. - MD
-
(240) 247-6
Landline
Allegiance Telecom, Inc. - MD
-
(240) 247-7
Wireless
New Cingular Wireless PCS, LLC
2003/10/15
(240) 247-8
Landline
Allegiance Telecom, Inc. - MD
-
(240) 247-9
Landline
Allegiance Telecom, Inc. - MD
-
(240) 248
Landline
Peerless Network of Maryland, LLC
-
Landline
Teleport Communications America - ID - LLC
-
(240) 249-0
Landline
Level 3 Communications, LLC - AK
2006/02/06
(240) 249-1
Landline
Us Lec of Maryland, Inc.
2004/01/15
(240) 249-2
Landline
Bandwidth.com CLEC, LLC - MD
2012/05/29
(240) 249-3
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2005/06/30
(240) 249-4
Landline
Onvoy, LLC - MD
2016/02/17
(240) 249-5
Landline
Bandwidth.com CLEC, LLC - MD
2010/09/17
(240) 249-6
Landline
Idt America Corp - MD
2007/08/30
(240) 249-7
Landline
Onvoy, LLC - MD
2016/02/17
(240) 249-8
Landline
Level 3 Communications, LLC - AK
2008/08/01
(240) 249-9
Landline
Teleport Communications America - ID - LLC
-
(240) 250
Landline
Peerless Network of Maryland, LLC
-
(240) 251
Landline
Core Communications, Inc. - MD
-
Landline
Level 3 Communications, LLC - AK
-
(240) 252-0
Wireless
New Cingular Wireless PCS, LLC
2004/02/10
(240) 252-1
Landline
Level 3 Communications, LLC - AK
2005/02/18
(240) 252-2
Landline
Level 3 Communications, LLC - AK
2011/01/10
(240) 252-3
Landline
Level 3 Communications, LLC - AK
2005/02/18
(240) 252-4
Landline
Level 3 Communications, LLC - AK
-
(240) 252-5
Landline
Level 3 Communications, LLC - AK
2005/02/18
(240) 252-6
Landline
Level 3 Communications, LLC - AK
2005/02/18
(240) 252-7
Landline
Level 3 Communications, LLC - AK
2005/02/18
(240) 252-8
Wireless
New Cingular Wireless PCS, LLC
2006/08/23
(240) 252-9
Wireless
New Cingular Wireless PCS, LLC
2004/02/10
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 253-0
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 253-1
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 253-2
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2006/02/06
(240) 253-3
Wireless
Omnipoint Communications Cap Operations, LLC
2006/11/17
(240) 253-4
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 253-5
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 253-6
Landline
Bandwidth.com CLEC, LLC - MD
2013/03/25
(240) 253-7
Wireless
Omnipoint Communications Cap Operations, LLC
2007/08/14
(240) 253-8
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 253-9
Landline
Global Crossing Local Services, Inc. - KY
-
Landline
Teleport Communications America - ID - LLC
-
(240) 254-0
Landline
Xo Maryland, LLC
2005/07/20
(240) 254-1
Landline
Us Lec of Maryland, Inc.
2004/01/15
(240) 254-2
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2005/06/30
(240) 254-3
Landline
Xo Maryland, LLC
2005/07/20
(240) 254-4
Wireless
Omnipoint Communications Cap Operations, LLC
2015/03/17
(240) 254-5
Landline
Xo Maryland, LLC
2005/07/20
(240) 254-6
Landline
Xo Maryland, LLC
2005/07/20
(240) 254-7
Wireless
Omnipoint Communications Cap Operations, LLC
2014/09/10
(240) 254-8
Landline
Core Communications, Inc. - MD
2004/02/26
(240) 254-9
Landline
Teleport Communications America - ID - LLC
-
(240) 255
Landline
Peerless Network of Maryland, LLC
-
Landline
Teleport Communications America - ID - LLC
-
(240) 256-0
Wireless
New Cingular Wireless PCS, LLC
2003/02/04
(240) 256-1
Landline
Us Lec of Maryland, Inc.
2004/01/15
(240) 256-2
Wireless
Sprint Spectrum L.P.
2004/02/04
(240) 256-3
Landline
Level 3 Communications, LLC - AK
2006/02/06
(240) 256-4
Wireless
Cellco Partnership DBA Verizon Wireless
2014/10/02
(240) 256-5
Wireless
New Cingular Wireless PCS, LLC
2004/04/21
(240) 256-6
Landline
Telnyx LLC
2017/03/02
(240) 256-7
Landline
Xo Maryland, LLC
2005/07/20
(240) 256-8
Landline
Xo Maryland, LLC
2005/07/20
(240) 256-9
Landline
Teleport Communications America - ID - LLC
-
Landline
Teleport Communications America - ID - LLC
-
(240) 257-0
Landline
Level 3 Communications, LLC - AK
2006/02/08
(240) 257-1
Landline
Us Lec of Maryland, Inc.
2004/01/15
(240) 257-2
Landline
Bandwidth.com CLEC, LLC - MD
2010/07/15
(240) 257-3
Landline
Bandwidth.com CLEC, LLC - MD
2010/07/15
(240) 257-4
Landline
Level 3 Communications, LLC - AK
2011/11/08
(240) 257-5
Landline
Bandwidth.com CLEC, LLC - MD
2015/04/21
(240) 257-6
Landline
Bandwidth.com CLEC, LLC - MD
2010/10/19
(240) 257-7
Landline
Xo Maryland, LLC
2010/11/09
(240) 257-8
Landline
Bandwidth.com CLEC, LLC - MD
2011/07/18
(240) 257-9
Landline
Teleport Communications America - ID - LLC
-
Landline
Teleport Communications America - ID - LLC
-
(240) 258-0
Landline
Core Communications, Inc. - MD
2004/02/26
(240) 258-1
Landline
Us Lec of Maryland, Inc.
2004/01/15
(240) 258-2
Landline
Level 3 Communications, LLC - AK
2006/02/08
(240) 258-3
Landline
Level 3 Communications, LLC - AK
2012/11/07
(240) 258-4
Landline
Centurylink Communications LLC
2014/05/14
(240) 258-5
Landline
Idt America Corp - MD
2007/08/30
(240) 258-6
Landline
Level 3 Communications, LLC - AK
2008/02/01
(240) 258-7
Landline
Bandwidth.com CLEC, LLC - MD
2012/08/28
(240) 258-8
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/17
(240) 258-9
Landline
Teleport Communications America - ID - LLC
-
(240) 259
Unknown
-
-
-
Landline
Allegiance Telecom, Inc. - MD
-
(240) 260-0
Landline
Allegiance Telecom, Inc. - MD
-
(240) 260-1
Landline
Allegiance Telecom, Inc. - MD
-
(240) 260-2
Landline
Allegiance Telecom, Inc. - MD
-
(240) 260-3
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2017/10/10
(240) 260-4
Landline
Allegiance Telecom, Inc. - MD
-
(240) 260-5
Landline
Core Communications, Inc. - MD
2018/10/11
(240) 260-6
Landline
Core Communications, Inc. - MD
2018/10/11
(240) 260-7
Wireless
Metro PCS, Inc.
2017/09/07
(240) 260-8
Wireless
Omnipoint Communications Cap Operations, LLC
2018/09/24
(240) 260-9
Landline
Allegiance Telecom, Inc. - MD
-
Landline
Onvoy, LLC - MD
2015/12/23
(240) 261-0
Landline
Onvoy, LLC - MD
2015/12/29
(240) 261-1
Landline
Onvoy, LLC - MD
2015/12/29
(240) 261-2
Landline
Onvoy, LLC - MD
2015/12/29
(240) 261-3
Wireless
Metro PCS, Inc.
2016/03/02
(240) 261-4
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2016/04/04
(240) 261-5
Landline
Onvoy, LLC - MD
2017/05/08
(240) 261-6
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2016/07/20
(240) 261-7
Landline
Bandwidth.com CLEC, LLC - MD
2016/08/22
(240) 261-8
Wireless
Cellco Partnership DBA Verizon Wireless
2018/06/27
(240) 261-9
Landline
Local Access LLC - MD
2016/05/02
Wireless
Sprint Spectrum L.P.
2011/10/17
(240) 262-0
Wireless
Sprint Spectrum L.P.
2011/10/19
(240) 262-1
Wireless
Sprint Spectrum L.P.
2011/10/19
(240) 262-2
Wireless
Sprint Spectrum L.P.
2011/10/19
(240) 262-3
Wireless
Sprint Spectrum L.P.
2011/10/19
(240) 262-4
Wireless
Sprint Spectrum L.P.
2011/10/19
(240) 262-5
Wireless
Sprint Spectrum L.P.
2011/10/19
(240) 262-6
Wireless
Sprint Spectrum L.P.
2011/10/19
(240) 262-7
Wireless
Sprint Spectrum L.P.
2011/10/19
(240) 262-8
Wireless
Sprint Spectrum L.P.
2011/10/19
(240) 262-9
Wireless
Sprint Spectrum L.P.
2011/10/19
Wireless
Sprint Spectrum L.P.
2011/11/10
(240) 263-0
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 263-1
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 263-2
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 263-3
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 263-4
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 263-5
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 263-6
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 263-7
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 263-8
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 263-9
Wireless
Sprint Spectrum L.P.
2011/11/14
Landline
Verizon Maryland, Inc.
-
(240) 264-0
Wireless
Omnipoint Communications Cap Operations, LLC
2007/01/10
(240) 264-1
Landline
Verizon Maryland, Inc.
-
(240) 264-2
Landline
Mcimetro Access Transmission Services LLC
-
(240) 264-3
Landline
Verizon Maryland, Inc.
-
(240) 264-4
Landline
Mcimetro Access Transmission Services LLC
-
(240) 264-5
Landline
Xo Maryland, LLC
2006/09/29
(240) 264-6
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2005/06/30
(240) 264-7
Wireless
Omnipoint Communications Cap Operations, LLC
2007/04/13
(240) 264-8
Landline
Verizon Maryland, Inc.
-
(240) 264-9
Wireless
Omnipoint Communications Cap Operations, LLC
2010/08/26
Wireless
Sprint Spectrum L.P.
2011/11/10
(240) 265-0
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 265-1
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 265-2
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 265-3
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 265-4
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 265-5
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 265-6
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 265-7
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 265-8
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 265-9
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 266
Landline
Peerless Network of Maryland, LLC
-
Wireless
Cellco Partnership DBA Verizon Wireless
2017/05/18
(240) 267-0
Wireless
Cellco Partnership DBA Verizon Wireless
2017/05/18
(240) 267-1
Landline
Core Communications, Inc. - MD
2018/10/10
(240) 267-2
Landline
Level 3 Communications, LLC - AK
2017/08/22
(240) 267-3
Wireless
Metro PCS, Inc.
2017/08/31
(240) 267-4
Landline
Mci Worldcom Communications, Inc - MO
2018/05/01
(240) 267-5
Landline
Core Communications, Inc. - MD
2018/10/10
(240) 267-6
Landline
Core Communications, Inc. - MD
2018/10/10
(240) 267-7
Landline
Core Communications, Inc. - MD
2018/10/10
(240) 267-8
Landline
Core Communications, Inc. - MD
2018/10/10
(240) 267-9
Wireless
Cellco Partnership DBA Verizon Wireless
2017/12/20
Landline
Allegiance Telecom, Inc. - MD
-
(240) 268-0
Landline
Allegiance Telecom, Inc. - MD
-
(240) 268-1
Landline
Allegiance Telecom, Inc. - MD
-
(240) 268-2
Landline
Allegiance Telecom, Inc. - MD
-
(240) 268-3
Landline
Allegiance Telecom, Inc. - MD
-
(240) 268-4
Wireless
Cellco Partnership DBA Verizon Wireless
2017/08/22
(240) 268-5
Landline
Allegiance Telecom, Inc. - MD
-
(240) 268-6
Landline
Allegiance Telecom, Inc. - MD
-
(240) 268-7
Landline
Allegiance Telecom, Inc. - MD
-
(240) 268-8
Landline
Allegiance Telecom, Inc. - MD
-
(240) 268-9
Landline
Allegiance Telecom, Inc. - MD
-
(240) 269
Landline
Peerless Network of Maryland, LLC
-
Wireless
Cellco Partnership DBA Verizon Wireless
2011/11/07
(240) 270-0
Landline
Broadvox-clec, LLC - MD
2015/06/22
(240) 270-1
Landline
Bandwidth.com CLEC, LLC - MD
2014/03/03
(240) 270-2
Landline
Bandwidth.com CLEC, LLC - MD
2014/03/03
(240) 270-3
Wireless
New Cingular Wireless PCS, LLC
2011/11/10
(240) 270-4
Wireless
Cellco Partnership DBA Verizon Wireless
2016/03/14
(240) 270-5
Landline
Broadvox-clec, LLC - MD
2012/09/11
(240) 270-6
Wireless
Cellco Partnership DBA Verizon Wireless
2016/05/05
(240) 270-7
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2015/03/10
(240) 270-8
Landline
Bandwidth.com CLEC, LLC - MD
2016/07/18
(240) 270-9
Landline
Baltimore-washington Telephone (Bwt)
2015/06/23
(240) 271
Wireless
New Cingular Wireless PCS, LLC
-
Wireless
Sprint Spectrum L.P.
2011/11/10
(240) 272-0
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 272-1
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 272-2
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 272-3
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 272-4
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 272-5
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 272-6
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 272-7
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 272-8
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 272-9
Wireless
Sprint Spectrum L.P.
2011/11/14
Landline
Broadwing Communications. LLC - MD
-
(240) 273-0
Landline
Broadwing Communications. LLC - MD
-
(240) 273-1
Landline
Bandwidth.com CLEC, LLC - MD
2011/09/26
(240) 273-2
Wireless
Omnipoint Communications Cap Operations, LLC
2003/03/10
(240) 273-3
Landline
Broadwing Communications. LLC - MD
-
(240) 273-4
Landline
Bandwidth.com CLEC, LLC - MD
2013/03/25
(240) 273-5
Wireless
Omnipoint Communications Cap Operations, LLC
2005/08/17
(240) 273-6
Wireless
Omnipoint Communications Cap Operations, LLC
2006/06/05
(240) 273-7
Landline
Bandwidth.com CLEC, LLC - MD
2015/04/14
(240) 273-8
Wireless
Omnipoint Communications Cap Operations, LLC
2003/04/15
(240) 273-9
Landline
Broadwing Communications. LLC - MD
-
(240) 274
Wireless
New Cingular Wireless PCS, LLC
-
(240) 275
Landline
Core Communications, Inc. - MD
-
Landline
Verizon Maryland, Inc.
2004/05/04
(240) 276-0
Landline
Verizon Maryland, Inc.
2004/05/05
(240) 276-1
Landline
Verizon Maryland, Inc.
2004/05/05
(240) 276-2
Landline
Verizon Maryland, Inc.
2004/05/05
(240) 276-3
Landline
Verizon Maryland, Inc.
2004/05/05
(240) 276-4
Landline
Verizon Maryland, Inc.
2004/05/05
(240) 276-5
Landline
Verizon Maryland, Inc.
2004/05/05
(240) 276-6
Landline
Verizon Maryland, Inc.
2004/05/05
(240) 276-7
Landline
Verizon Maryland, Inc.
2004/05/05
(240) 276-8
Landline
Verizon Maryland, Inc.
2004/05/05
(240) 276-9
Landline
Verizon Maryland, Inc.
2004/05/05
(240) 277
Wireless
Sprint Spectrum L.P.
2002/10/18
Wireless
Cellco Partnership DBA Verizon Wireless
2011/07/08
(240) 278-0
Wireless
Cellco Partnership DBA Verizon Wireless
2011/07/08
(240) 278-1
Wireless
Omnipoint Communications Cap Operations, LLC
2011/08/29
(240) 278-2
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/02
(240) 278-3
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/02
(240) 278-4
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/02
(240) 278-5
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/02
(240) 278-6
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/15
(240) 278-7
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/29
(240) 278-8
Wireless
Cellco Partnership DBA Verizon Wireless
2011/08/08
(240) 278-9
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/29
(240) 279
Landline
Core Communications, Inc. - MD
-
Landline
Comcast Phone of Northern Maryland, Inc. - MD
-
(240) 280-0
Landline
Xo Maryland, LLC
2004/08/30
(240) 280-1
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2006/07/05
(240) 280-2
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2006/07/05
(240) 280-3
Landline
Mci Worldcom Communications, Inc - MO
2008/09/15
(240) 280-4
Wireless
New Cingular Wireless PCS, LLC
2009/03/23
(240) 280-5
Wireless
New Cingular Wireless PCS, LLC
2009/03/23
(240) 280-6
Wireless
New Cingular Wireless PCS, LLC
2009/07/01
(240) 280-7
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2007/09/10
(240) 280-8
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2002/01/21
(240) 280-9
Wireless
New Cingular Wireless PCS, LLC
2009/11/24
Wireless
New Cingular Wireless PCS, LLC
-
(240) 281-0
Wireless
New Cingular Wireless PCS, LLC
-
(240) 281-1
Wireless
New Cingular Wireless PCS, LLC
-
(240) 281-2
Wireless
New Cingular Wireless PCS, LLC
-
(240) 281-3
Wireless
New Cingular Wireless PCS, LLC
-
(240) 281-4
Wireless
New Cingular Wireless PCS, LLC
-
(240) 281-5
Wireless
New Cingular Wireless PCS, LLC
-
(240) 281-6
Wireless
New Cingular Wireless PCS, LLC
-
(240) 281-7
Wireless
New Cingular Wireless PCS, LLC
-
(240) 281-8
Wireless
New Cingular Wireless PCS, LLC
-
(240) 281-9
Wireless
New Cingular Wireless PCS, LLC
-
(240) 282
Landline
Peerless Network of Maryland, LLC
-
Landline
Paetec Communications, Inc. - CA
-
(240) 283-0
Landline
Paetec Communications, Inc. - CA
-
(240) 283-1
Landline
Paetec Communications, Inc. - CA
-
(240) 283-2
Landline
Paetec Communications, Inc. - CA
-
(240) 283-3
Landline
Paetec Communications, Inc. - CA
-
(240) 283-4
Landline
Bandwidth.com CLEC, LLC - MD
2010/05/28
(240) 283-5
Landline
Bandwidth.com CLEC, LLC - MD
2010/05/28
(240) 283-6
Landline
Paetec Communications, Inc. - CA
-
(240) 283-7
Landline
Bandwidth.com CLEC, LLC - MD
2010/09/28
(240) 283-8
Landline
Paetec Communications, Inc. - CA
-
(240) 283-9
Landline
Paetec Communications, Inc. - CA
-
Landline
Level 3 Communications, LLC - AK
2004/11/01
(240) 284-0
Landline
Bandwidth.com CLEC, LLC - MD
2004/11/08
(240) 284-1
Landline
Idt America Corp - MD
2006/02/10
(240) 284-2
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2010/02/23
(240) 284-3
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/05
(240) 284-4
Landline
Level 3 Communications, LLC - AK
2005/01/18
(240) 284-5
Landline
Level 3 Communications, LLC - AK
2006/07/03
(240) 284-6
Landline
Bandwidth.com CLEC, LLC - MD
2011/06/08
(240) 284-7
Landline
Teleport Communications America - ID - LLC
2014/09/30
(240) 284-8
Landline
Bandwidth.com CLEC, LLC - MD
2010/05/28
(240) 284-9
Landline
Bandwidth.com CLEC, LLC - MD
2015/02/03
Wireless
Cellco Partnership DBA Verizon Wireless
-
(240) 285-0
Wireless
Cellco Partnership DBA Verizon Wireless
2003/08/06
(240) 285-1
Wireless
Cellco Partnership DBA Verizon Wireless
2003/10/03
(240) 285-2
Wireless
Cellco Partnership DBA Verizon Wireless
2004/09/08
(240) 285-3
Wireless
Cellco Partnership DBA Verizon Wireless
2004/10/08
(240) 285-4
Wireless
Cellco Partnership DBA Verizon Wireless
2004/11/02
(240) 285-5
Wireless
Cellco Partnership DBA Verizon Wireless
2003/06/02
(240) 285-6
Wireless
Cellco Partnership DBA Verizon Wireless
2004/04/05
(240) 285-7
Wireless
Cellco Partnership DBA Verizon Wireless
2003/07/02
(240) 285-8
Wireless
Cellco Partnership DBA Verizon Wireless
2003/07/02
(240) 285-9
Landline
Bandwidth.com CLEC, LLC - MD
2010/03/04
Wireless
Sprint Spectrum L.P.
2002/09/17
(240) 286-0
Wireless
Sprint Spectrum L.P.
2011/04/22
(240) 286-1
Wireless
Sprint Spectrum L.P.
2002/11/25
(240) 286-2
Wireless
Sprint Spectrum L.P.
2002/11/25
(240) 286-3
Wireless
Sprint Spectrum L.P.
2003/03/17
(240) 286-4
Wireless
Sprint Spectrum L.P.
2003/03/17
(240) 286-5
Wireless
Sprint Spectrum L.P.
2003/07/22
(240) 286-6
Wireless
Sprint Spectrum L.P.
2003/02/04
(240) 286-7
Wireless
Sprint Spectrum L.P.
2003/02/04
(240) 286-8
Wireless
Sprint Spectrum L.P.
2003/02/04
(240) 286-9
Wireless
Sprint Spectrum L.P.
2003/07/22
(240) 287
Landline
Core Communications, Inc. - MD
-
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2004/11/01
(240) 288-1
Landline
Bandwidth.com CLEC, LLC - MD
2010/08/05
(240) 288-2
Landline
AT&T Local
2006/03/07
(240) 288-3
Landline
Bandwidth.com CLEC, LLC - MD
2014/04/14
(240) 288-4
Landline
Us Lec of Maryland, Inc.
2014/10/22
(240) 288-5
Landline
Bandwidth.com CLEC, LLC - MD
2015/02/05
(240) 288-6
Landline
Teleport Communications America - ID - LLC
2012/06/21
(240) 288-7
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2015/03/24
(240) 288-8
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2007/02/26
(240) 288-9
Landline
Bandwidth.com CLEC, LLC - MD
2015/09/28
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 289-0
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 289-1
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 289-2
Landline
Level 3 Communications, LLC - AK
2008/02/01
(240) 289-3
Wireless
Omnipoint Communications Cap Operations, LLC
2008/01/08
(240) 289-4
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 289-5
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 289-6
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 289-7
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 289-8
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 289-9
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 290
Landline
Allegiance Telecom, Inc. - MD
-
Wireless
New Cingular Wireless PCS, LLC
2002/10/15
(240) 291-0
Wireless
New Cingular Wireless PCS, LLC
2002/11/05
(240) 291-1
Wireless
New Cingular Wireless PCS, LLC
2003/10/15
(240) 291-2
Wireless
New Cingular Wireless PCS, LLC
2004/05/17
(240) 291-3
Wireless
Omnipoint Communications Cap Operations, LLC
2004/01/29
(240) 291-4
Wireless
Omnipoint Communications Cap Operations, LLC
2004/02/05
(240) 291-5
Wireless
Omnipoint Communications Cap Operations, LLC
2004/12/27
(240) 291-6
Wireless
New Cingular Wireless PCS, LLC
2005/03/02
(240) 291-7
Wireless
Omnipoint Communications Cap Operations, LLC
2005/05/25
(240) 291-8
Wireless
New Cingular Wireless PCS, LLC
2004/09/10
(240) 291-9
Landline
Telcove Operations, Inc. - MD
2003/10/17
Landline
Verizon Maryland, Inc.
-
(240) 292-0
Landline
Level 3 Communications, LLC - AK
2005/02/05
(240) 292-1
Landline
Level 3 Communications, LLC - AK
2005/02/05
(240) 292-2
Landline
Verizon Maryland, Inc.
-
(240) 292-3
Landline
Core Communications, Inc. - MD
2019/04/11
(240) 292-4
Landline
Level 3 Communications, LLC - AK
2002/12/23
(240) 292-5
Landline
Level 3 Telecom of Maryland, LLC - MD
2009/04/15
(240) 292-6
Landline
Level 3 Communications, LLC - AK
2006/03/29
(240) 292-7
Landline
Xo Maryland, LLC
2007/06/29
(240) 292-8
Landline
Bandwidth.com CLEC, LLC - MD
2010/09/28
(240) 292-9
Landline
Bandwidth.com CLEC, LLC - MD
2011/04/08
Landline
Starpower Communications, LLC - DC
-
(240) 293-0
Landline
Bandwidth.com CLEC, LLC - MD
2010/09/28
(240) 293-1
Landline
Allegiance Telecom, Inc. - MD
2002/06/19
(240) 293-2
Landline
Level 3 Communications, LLC - AK
2004/12/20
(240) 293-3
Landline
Level 3 Communications, LLC - AK
2004/12/20
(240) 293-4
Landline
Level 3 Communications, LLC - AK
2003/01/23
(240) 293-5
Landline
Level 3 Communications, LLC - AK
2006/03/13
(240) 293-6
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2005/06/30
(240) 293-7
Landline
Broadwing Communications. LLC - MD
2006/06/14
(240) 293-8
Landline
Starpower Communications, LLC - DC
-
(240) 293-9
Landline
Level 3 Communications, LLC - AK
2006/06/16
Landline
Xo Maryland, LLC
-
(240) 294-0
Landline
Xo Maryland, LLC
-
(240) 294-1
Landline
Paetec Communications, Inc. - CA
2005/09/29
(240) 294-2
Landline
Verizon Maryland, Inc.
2002/08/06
(240) 294-3
Landline
Bandwidth.com CLEC, LLC - MD
2007/07/02
(240) 294-4
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2008/05/30
(240) 294-5
Landline
Paetec Communications, Inc. - CA
2007/05/09
(240) 294-6
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2007/09/10
(240) 294-7
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2007/09/10
(240) 294-8
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2015/08/26
(240) 294-9
Landline
Xo Maryland, LLC
-
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 295-0
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 295-1
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 295-2
Landline
Verizon Maryland, Inc.
2008/06/16
(240) 295-3
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2008/05/30
(240) 295-4
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 295-5
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 295-6
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 295-7
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 295-8
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 295-9
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 296-0
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 296-1
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 296-2
Landline
Bandwidth.com CLEC, LLC - MD
2004/10/20
(240) 296-3
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 296-4
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 296-5
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 296-6
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 296-7
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 296-8
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 296-9
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
Landline
Level 3 Communications, LLC - AK
-
(240) 297-0
Landline
Level 3 Communications, LLC - AK
2004/12/20
(240) 297-1
Landline
Level 3 Communications, LLC - AK
2004/12/20
(240) 297-2
Landline
Level 3 Communications, LLC - AK
2013/02/21
(240) 297-3
Landline
Level 3 Communications, LLC - AK
2004/12/27
(240) 297-4
Landline
Level 3 Communications, LLC - AK
-
(240) 297-5
Landline
Level 3 Communications, LLC - AK
2004/12/27
(240) 297-6
Landline
Level 3 Communications, LLC - AK
2010/05/28
(240) 297-7
Landline
Level 3 Communications, LLC - AK
2012/02/29
(240) 297-8
Landline
Level 3 Communications, LLC - AK
2014/09/29
(240) 297-9
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2006/03/02
(240) 298
Wireless
Cellco Partnership DBA Verizon Wireless
-
(240) 299
Wireless
Sprint Spectrum L.P.
-
Prefix
Type
City
Carrier
Assigned
Wireless
Cellco Partnership DBA Verizon Wireless
2010/12/07
(240) 300-0
Wireless
Cellco Partnership DBA Verizon Wireless
2010/12/07
(240) 300-1
Wireless
New Cingular Wireless PCS, LLC
2011/03/22
(240) 300-2
Wireless
New Cingular Wireless PCS, LLC
2011/03/22
(240) 300-3
Wireless
New Cingular Wireless PCS, LLC
2011/03/22
(240) 300-4
Wireless
Sprint Spectrum L.P.
2011/04/22
(240) 300-5
Wireless
Sprint Spectrum L.P.
2011/04/22
(240) 300-6
Wireless
Sprint Spectrum L.P.
2011/04/22
(240) 300-7
Wireless
Sprint Spectrum L.P.
2011/04/22
(240) 300-8
Wireless
Sprint Spectrum L.P.
2011/04/22
(240) 300-9
Wireless
Sprint Spectrum L.P.
2011/04/22
(240) 301
Unknown
-
-
-
Wireless
New Cingular Wireless PCS, LLC
2016/09/28
(240) 302-0
Wireless
Omnipoint Communications Cap Operations, LLC
2017/01/05
(240) 302-1
Wireless
Metro PCS, Inc.
2017/02/20
(240) 302-2
Unknown
Barr Tell USA, Inc.
2016/11/01
(240) 302-3
Wireless
New Cingular Wireless PCS, LLC
2017/02/20
(240) 302-4
Wireless
New Cingular Wireless PCS, LLC
2016/09/28
(240) 302-5
Wireless
New Cingular Wireless PCS, LLC
2016/09/28
(240) 302-6
Wireless
New Cingular Wireless PCS, LLC
2016/09/28
(240) 302-7
Wireless
New Cingular Wireless PCS, LLC
2016/09/28
(240) 302-8
Wireless
New Cingular Wireless PCS, LLC
2016/09/28
(240) 302-9
Wireless
New Cingular Wireless PCS, LLC
2016/09/28
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 303-0
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 303-1
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 303-2
Landline
Bandwidth.com CLEC, LLC - MD
2011/01/28
(240) 303-3
Landline
Broadvox-clec, LLC - MD
2012/09/12
(240) 303-4
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 303-5
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 303-6
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 303-7
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 303-8
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 303-9
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
Wireless
Sprint Spectrum L.P.
2002/07/03
(240) 304-0
Wireless
Sprint Spectrum L.P.
2003/04/21
(240) 304-1
Wireless
Sprint Spectrum L.P.
2003/04/21
(240) 304-2
Wireless
Sprint Spectrum L.P.
2003/04/21
(240) 304-3
Landline
Peerless Network of Maryland, LLC
2012/08/22
(240) 304-4
Wireless
Sprint Spectrum L.P.
2004/04/16
(240) 304-5
Wireless
Sprint Spectrum L.P.
2004/04/16
(240) 304-6
Wireless
Sprint Spectrum L.P.
2003/02/05
(240) 304-7
Wireless
Sprint Spectrum L.P.
2002/10/31
(240) 304-8
Wireless
Sprint Spectrum L.P.
2002/10/31
(240) 304-9
Wireless
Sprint Spectrum L.P.
2004/01/26
(240) 305
Wireless
Sprint Spectrum L.P.
-
Landline
Allegiance Telecom, Inc. - MD
-
(240) 306-0
Landline
Allegiance Telecom, Inc. - MD
-
(240) 306-1
Landline
Allegiance Telecom, Inc. - MD
-
(240) 306-2
Landline
Allegiance Telecom, Inc. - MD
-
(240) 306-3
Landline
Allegiance Telecom, Inc. - MD
-
(240) 306-4
Landline
Allegiance Telecom, Inc. - MD
-
(240) 306-5
Wireless
Cellco Partnership DBA Verizon Wireless
2017/09/07
(240) 306-6
Wireless
Metro PCS, Inc.
2018/06/29
(240) 306-8
Landline
Allegiance Telecom, Inc. - MD
-
(240) 306-9
Landline
Allegiance Telecom, Inc. - MD
-
Landline
AT&T Local
2003/03/27
(240) 307-0
Landline
Bandwidth.com CLEC, LLC - MD
2017/09/19
(240) 307-1
Landline
Bandwidth.com CLEC, LLC - MD
2012/06/18
(240) 307-2
Landline
Bandwidth.com CLEC, LLC - MD
2015/07/13
(240) 307-3
Landline
Mci Worldcom Communications, Inc - MO
2008/05/27
(240) 307-4
Landline
Broadvox-clec, LLC - MD
2016/08/30
(240) 307-5
Landline
Broadvox-clec, LLC - MD
2016/08/30
(240) 307-6
Landline
Teleport Communications America - ID - LLC
2014/03/25
(240) 307-7
Landline
Centurylink Communications LLC
2016/09/22
(240) 307-8
Landline
Telnyx LLC
2017/07/27
(240) 307-9
Landline
AT&T Local
2003/04/02
Wireless
New Cingular Wireless PCS, LLC
-
(240) 308-0
Wireless
New Cingular Wireless PCS, LLC
-
(240) 308-1
Wireless
New Cingular Wireless PCS, LLC
-
(240) 308-2
Wireless
New Cingular Wireless PCS, LLC
-
(240) 308-3
Wireless
New Cingular Wireless PCS, LLC
2013/07/01
(240) 308-4
Wireless
New Cingular Wireless PCS, LLC
2014/04/11
(240) 308-5
Wireless
New Cingular Wireless PCS, LLC
2016/02/12
(240) 308-6
Landline
Level 3 Communications, LLC - AK
2006/11/09
(240) 308-7
Landline
Mcimetro Access Transmission Services LLC
2006/11/30
(240) 308-8
Landline
Bandwidth.com CLEC, LLC - MD
2011/04/20
(240) 308-9
Wireless
New Cingular Wireless PCS, LLC
-
Wireless
Cellco Partnership DBA Verizon Wireless
2012/09/10
(240) 309-0
Wireless
Cellco Partnership DBA Verizon Wireless
2014/06/17
(240) 309-1
Wireless
Cellco Partnership DBA Verizon Wireless
2014/06/17
(240) 309-2
Landline
Bandwidth.com CLEC, LLC - MD
2012/10/26
(240) 309-3
Wireless
Cellco Partnership DBA Verizon Wireless
2014/03/28
(240) 309-4
Landline
Idt America Corp - MD
2013/01/14
(240) 309-5
Wireless
Cellco Partnership DBA Verizon Wireless
2013/10/28
(240) 309-6
Landline
Level 3 Communications, LLC - AK
2012/11/07
(240) 309-7
Wireless
Cellco Partnership DBA Verizon Wireless
2014/06/17
(240) 309-8
Wireless
Cellco Partnership DBA Verizon Wireless
2015/03/26
(240) 309-9
Wireless
Cellco Partnership DBA Verizon Wireless
2015/06/01
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
-
(240) 310-0
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
-
(240) 310-1
Landline
Us Lec of Maryland, Inc.
2008/01/15
(240) 310-2
Wireless
New Cingular Wireless PCS, LLC
2008/02/08
(240) 310-3
Wireless
New Cingular Wireless PCS, LLC
2008/02/08
(240) 310-4
Wireless
New Cingular Wireless PCS, LLC
2008/08/21
(240) 310-5
Wireless
Omnipoint Communications Cap Operations, LLC
2008/02/15
(240) 310-6
Wireless
Omnipoint Communications Cap Operations, LLC
2008/03/24
(240) 310-7
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
-
(240) 310-8
Wireless
Sprint Spectrum L.P. - MD
2011/09/29
(240) 310-9
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/05
(240) 311
Unknown
-
-
-
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 312-0
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 312-1
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 312-2
Landline
Level 3 Communications, LLC - AK
2005/11/14
(240) 312-3
Landline
Level 3 Communications, LLC - AK
2005/11/14
(240) 312-4
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 312-5
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 312-6
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 312-7
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 312-8
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 312-9
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
Landline
Verizon Maryland, Inc.
-
(240) 313-0
Wireless
New Cingular Wireless PCS, LLC
2004/11/09
(240) 313-1
Landline
Verizon Maryland, Inc.
-
(240) 313-2
Landline
Verizon Maryland, Inc.
2001/09/18
(240) 313-3
Landline
Verizon Maryland, Inc.
-
(240) 313-4
Landline
Verizon Maryland, Inc.
2001/11/09
(240) 313-5
Wireless
New Cingular Wireless PCS, LLC
2004/12/16
(240) 313-6
Wireless
Sprint Spectrum L.P. - MD
2005/06/02
(240) 313-7
Landline
AT&T Local
2002/08/02
(240) 313-8
Wireless
Cellco Partnership DBA Verizon Wireless
2012/05/04
(240) 313-9
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(240) 314-0
Landline
Verizon Maryland, Inc.
-
(240) 314-1
Landline
Verizon Maryland, Inc.
-
(240) 314-2
Landline
Verizon Maryland, Inc.
-
(240) 314-3
Landline
Verizon Maryland, Inc.
-
(240) 314-4
Landline
Verizon Maryland, Inc.
-
(240) 314-5
Landline
Verizon Maryland, Inc.
-
(240) 314-6
Landline
Verizon Maryland, Inc.
-
(240) 314-7
Landline
Verizon Maryland, Inc.
-
(240) 314-8
Landline
Verizon Maryland, Inc.
-
(240) 314-9
Wireless
Omnipoint Communications Cap Operations, LLC
2007/06/20
Landline
Verizon Maryland, Inc.
-
(240) 315-0
Landline
Verizon Maryland, Inc.
-
(240) 315-1
Wireless
Sprint Spectrum L.P.
2004/09/08
(240) 315-2
Wireless
Sprint Spectrum L.P.
2004/11/30
(240) 315-3
Wireless
Cellco Partnership DBA Verizon Wireless
2004/12/06
(240) 315-4
Wireless
Cellco Partnership DBA Verizon Wireless
2004/12/06
(240) 315-5
Wireless
Cellco Partnership DBA Verizon Wireless
2004/12/06
(240) 315-6
Wireless
Cellco Partnership DBA Verizon Wireless
2005/03/03
(240) 315-7
Wireless
Cellco Partnership DBA Verizon Wireless
2005/04/06
(240) 315-8
Wireless
Cellco Partnership DBA Verizon Wireless
2005/06/02
Wireless
Sprint Spectrum L.P.
-
(240) 316-0
Wireless
Sprint Spectrum L.P.
2009/10/15
(240) 316-1
Wireless
Sprint Spectrum L.P.
2009/10/15
(240) 316-2
Wireless
Sprint Spectrum L.P.
2009/10/15
(240) 316-3
Landline
Xo Maryland, LLC
2009/07/01
(240) 316-4
Landline
Bandwidth.com CLEC, LLC - MD
2010/07/21
(240) 316-5
Wireless
Sprint Spectrum L.P.
2009/10/15
(240) 316-6
Wireless
Sprint Spectrum L.P.
2008/11/19
(240) 316-7
Wireless
Sprint Spectrum L.P.
2008/11/19
(240) 316-8
Wireless
Sprint Spectrum L.P.
2008/11/19
(240) 316-9
Wireless
Sprint Spectrum L.P.
2008/11/25
Landline
Starpower Communications, LLC - DC
-
(240) 317-0
Landline
Starpower Communications, LLC - DC
-
(240) 317-1
Wireless
Sprint Spectrum L.P.
2011/10/13
(240) 317-2
Landline
Level 3 Communications, LLC - AK
2008/02/01
(240) 317-3
Landline
Level 3 Communications, LLC - AK
2008/02/01
(240) 317-4
Landline
Bandwidth.com CLEC, LLC - MD
2007/09/24
(240) 317-5
Landline
Idt America Corp - MD
2009/02/03
(240) 317-6
Landline
Xo Maryland, LLC
2007/01/24
(240) 317-7
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(240) 317-8
Landline
Starpower Communications, LLC - DC
-
(240) 317-9
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/17
Landline
Verizon Maryland, Inc.
-
(240) 318-0
Landline
Verizon Maryland, Inc.
-
(240) 318-1
Landline
Peerless Network of Maryland, LLC
2013/04/10
(240) 318-2
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2008/02/11
(240) 318-3
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2009/10/29
(240) 318-4
Wireless
Metro PCS, Inc.
2013/05/23
(240) 318-5
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2013/08/15
(240) 318-6
Wireless
Metro PCS, Inc.
2015/01/12
(240) 318-7
Landline
Onvoy, LLC - MD
2016/02/12
(240) 318-8
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2004/02/24
(240) 318-9
Landline
Peerless Network of Maryland, LLC
2013/04/10
Wireless
Cellco Partnership DBA Verizon Wireless
2008/06/06
(240) 319-0
Wireless
Cellco Partnership DBA Verizon Wireless
2008/06/09
(240) 319-1
Wireless
Cellco Partnership DBA Verizon Wireless
2008/09/03
(240) 319-2
Wireless
Cellco Partnership DBA Verizon Wireless
2009/09/03
(240) 319-3
Wireless
Cellco Partnership DBA Verizon Wireless
2010/02/04
(240) 319-4
Landline
Bandwidth.com CLEC, LLC - MD
2010/03/22
(240) 319-5
Wireless
Cellco Partnership DBA Verizon Wireless
2010/06/03
(240) 319-6
Wireless
Cellco Partnership DBA Verizon Wireless
2010/06/03
(240) 319-7
Landline
Xo Maryland, LLC
2010/07/26
(240) 319-8
Landline
Bandwidth.com CLEC, LLC - MD
2010/09/28
(240) 319-9
Wireless
Cellco Partnership DBA Verizon Wireless
2010/09/02
Landline
Cavalier East LLC - MD
-
(240) 320-0
Landline
Cavalier East LLC - MD
-
(240) 320-1
Landline
Cavalier East LLC - MD
-
(240) 320-2
Wireless
Cellco Partnership DBA Verizon Wireless
2005/07/07
(240) 320-3
Wireless
Cellco Partnership DBA Verizon Wireless
2005/08/02
(240) 320-4
Wireless
Cellco Partnership DBA Verizon Wireless
2005/10/07
(240) 320-5
Wireless
Cellco Partnership DBA Verizon Wireless
2005/10/07
(240) 320-6
Wireless
Cellco Partnership DBA Verizon Wireless
2005/12/05
(240) 320-7
Wireless
Cellco Partnership DBA Verizon Wireless
2006/01/05
(240) 320-8
Landline
Cavalier East LLC - MD
-
(240) 320-9
Landline
Cavalier East LLC - MD
-
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
-
(240) 321-0
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
-
(240) 321-1
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
-
(240) 321-2
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
-
(240) 321-3
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
-
(240) 321-4
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
-
(240) 321-5
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
-
(240) 321-6
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
-
(240) 321-7
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
-
(240) 321-8
Wireless
New Cingular Wireless PCS, LLC
2008/10/27
(240) 321-9
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/05
(240) 322
Landline
Core Communications, Inc. - MD
-
(240) 323
Landline
Core Communications, Inc. - MD
-
Landline
Ymax Communications Corp. - MD
2008/10/08
(240) 324-0
Landline
Ymax Communications Corp. - MD
2008/10/09
(240) 324-1
Landline
Ymax Communications Corp. - MD
2008/10/09
(240) 324-2
Landline
Ymax Communications Corp. - MD
2008/10/09
(240) 324-3
Landline
Ymax Communications Corp. - MD
2009/07/14
(240) 324-4
Landline
Ymax Communications Corp. - MD
2009/07/14
(240) 324-5
Landline
Ymax Communications Corp. - MD
2009/07/14
(240) 324-6
Landline
Bandwidth.com CLEC, LLC - MD
2010/02/08
(240) 324-7
Landline
Bandwidth.com CLEC, LLC - MD
2011/01/31
(240) 324-8
Landline
Bandwidth.com CLEC, LLC - MD
2011/02/21
(240) 324-9
Landline
Bandwidth.com CLEC, LLC - MD
2011/03/07
(240) 325
Landline
Core Communications, Inc. - MD
-
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 326-0
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 326-1
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 326-3
Landline
Bandwidth.com CLEC, LLC - MD
2010/09/17
(240) 326-4
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 326-5
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 326-6
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 326-7
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 326-8
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 326-9
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 327
Landline
Core Communications, Inc. - MD
-
Landline
Verizon Maryland, Inc.
-
(240) 328-0
Wireless
New Cingular Wireless PCS, LLC
2003/12/19
(240) 328-1
Landline
Verizon Maryland, Inc.
-
(240) 328-2
Wireless
New Cingular Wireless PCS, LLC
2004/07/21
(240) 328-3
Wireless
New Cingular Wireless PCS, LLC
2005/06/07
(240) 328-4
Wireless
Cellco Partnership DBA Verizon Wireless
2005/09/07
(240) 328-5
Wireless
Cellco Partnership DBA Verizon Wireless
2005/09/07
(240) 328-6
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2005/06/30
(240) 328-7
Wireless
New Cingular Wireless PCS, LLC
2006/02/22
(240) 328-8
Wireless
New Cingular Wireless PCS, LLC
2005/07/24
(240) 328-9
Wireless
Cellco Partnership DBA Verizon Wireless
2005/09/07
Landline
Level 3 Communications, LLC - AK
-
(240) 329-0
Landline
Level 3 Communications, LLC - AK
-
(240) 329-1
Wireless
New Cingular Wireless PCS, LLC
2006/07/17
(240) 329-2
Landline
Level 3 Communications, LLC - AK
2005/03/21
(240) 329-3
Landline
Level 3 Communications, LLC - AK
2005/03/21
(240) 329-4
Landline
Level 3 Communications, LLC - AK
2002/05/17
(240) 329-5
Landline
Fibernet WV
2005/09/19
(240) 329-6
Wireless
Sprint Spectrum L.P. - MD
2005/05/03
(240) 329-7
Wireless
Sprint Spectrum L.P. - MD
2005/05/03
(240) 329-8
Wireless
Sprint Spectrum L.P. - MD
2004/12/09
(240) 329-9
Landline
Level 3 Communications, LLC - AK
-
Wireless
Sprint Spectrum L.P.
2007/12/14
(240) 330-0
Wireless
Omnipoint Communications Cap Operations, LLC
2008/07/21
(240) 330-1
Landline
Us Lec of Maryland, Inc.
2008/04/24
(240) 330-2
Wireless
Omnipoint Communications Cap Operations, LLC
2008/07/21
(240) 330-3
Wireless
Omnipoint Communications Cap Operations, LLC
2008/09/12
(240) 330-4
Landline
Cbeyond Comm, LLC MD
2008/05/21
(240) 330-5
Wireless
Omnipoint Communications Cap Operations, LLC
2008/09/12
(240) 330-6
Landline
Ymax Communications Corp. - MD
2008/09/24
(240) 330-7
Wireless
Sprint Spectrum L.P.
2007/12/18
(240) 330-8
Wireless
Sprint Spectrum L.P.
2007/12/18
(240) 330-9
Wireless
Sprint Spectrum L.P.
2007/12/18
(240) 331
Landline
Peerless Network of Maryland, LLC
-
(240) 332
Landline
Peerless Network of Maryland, LLC
-
(240) 333
Landline
Cavalier East LLC - MD
2001/05/09
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 334-0
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 334-1
Wireless
Metro PCS, Inc.
2013/05/23
(240) 334-2
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2013/10/15
(240) 334-3
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 334-4
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 334-5
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 334-6
Landline
Level 3 Communications, LLC - AK
-
(240) 334-7
Landline
Bandwidth.com CLEC, LLC - MD
2014/05/07
(240) 334-8
Wireless
Omnipoint Communications Cap Operations, LLC
2013/08/21
(240) 334-9
Landline
Global Crossing Local Services, Inc. - KY
-
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 335-0
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 335-1
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 335-2
Landline
Broadvox-clec, LLC - MD
2014/10/09
(240) 335-3
Landline
Broadvox-clec, LLC - MD
2014/10/09
(240) 335-4
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 335-5
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 335-6
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 335-7
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 335-8
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 335-9
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 336
Landline
Core Communications, Inc. - MD
-
Landline
Onvoy, LLC - MD
-
(240) 337-0
Landline
Onvoy, LLC - MD
-
(240) 337-1
Landline
Core Communications, Inc. - MD
2018/06/07
(240) 337-2
Wireless
Cellco Partnership DBA Verizon Wireless
2019/01/10
(240) 337-3
Wireless
Cellco Partnership DBA Verizon Wireless
2019/01/10
(240) 337-4
Landline
Core Communications, Inc. - MD
2018/06/07
(240) 337-5
Landline
Core Communications, Inc. - MD
2019/04/11
(240) 337-6
Landline
Core Communications, Inc. - MD
2019/03/15
(240) 337-7
Landline
Core Communications, Inc. - MD
2019/03/15
(240) 337-8
Landline
Core Communications, Inc. - MD
2019/03/15
(240) 337-9
Landline
Core Communications, Inc. - MD
2018/06/07
Wireless
Cellco Partnership DBA Verizon Wireless
-
(240) 338-0
Wireless
Cellco Partnership DBA Verizon Wireless
-
(240) 338-1
Wireless
Cellco Partnership DBA Verizon Wireless
-
(240) 338-2
Wireless
Cellco Partnership DBA Verizon Wireless
-
(240) 338-3
Wireless
Cellco Partnership DBA Verizon Wireless
-
(240) 338-4
Wireless
New Cingular Wireless PCS, LLC
2003/01/09
(240) 338-5
Wireless
New Cingular Wireless PCS, LLC
2003/01/09
(240) 338-6
Wireless
New Cingular Wireless PCS, LLC
2003/01/09
(240) 338-7
Wireless
New Cingular Wireless PCS, LLC
2003/01/09
(240) 338-8
Wireless
New Cingular Wireless PCS, LLC
2003/01/09
(240) 338-9
Wireless
Cellco Partnership DBA Verizon Wireless
-
Landline
Cavalier East LLC - MD
-
(240) 339-0
Landline
Cavalier East LLC - MD
-
(240) 339-1
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2006/03/02
(240) 339-2
Landline
Cbeyond Comm, LLC MD
2008/05/21
(240) 339-3
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/17
(240) 339-4
Landline
Bandwidth.com CLEC, LLC - MD
2010/05/28
(240) 339-5
Landline
Bandwidth.com CLEC, LLC - MD
2011/04/20
(240) 339-6
Landline
Broadvox-clec, LLC - MD
2012/09/12
(240) 339-7
Landline
Centurylink Communications LLC
2014/05/14
(240) 339-8
Landline
Broadvox-clec, LLC - MD
2015/07/08
(240) 339-9
Landline
Cavalier East LLC - MD
-
Wireless
Sprint Spectrum L.P.
2011/08/18
(240) 340-0
Wireless
Sprint Spectrum L.P.
2011/08/22
(240) 340-1
Wireless
Sprint Spectrum L.P.
2011/08/22
(240) 340-2
Wireless
Sprint Spectrum L.P.
2011/08/22
(240) 340-3
Wireless
Sprint Spectrum L.P.
2011/08/22
(240) 340-4
Wireless
Sprint Spectrum L.P.
2011/08/22
(240) 340-5
Wireless
Sprint Spectrum L.P.
2011/08/22
(240) 340-6
Wireless
Sprint Spectrum L.P.
2011/08/22
(240) 340-7
Wireless
Sprint Spectrum L.P.
2011/08/22
(240) 340-8
Wireless
Sprint Spectrum L.P.
2011/08/22
(240) 340-9
Wireless
Sprint Spectrum L.P.
2011/08/22
Landline
Mci Worldcom Communications, Inc - MO
2009/02/25
(240) 341-0
Landline
Bandwidth.com CLEC, LLC - MD
2010/08/05
(240) 341-1
Landline
Bandwidth.com CLEC, LLC - MD
2014/03/14
(240) 341-2
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2013/10/29
(240) 341-3
Landline
Mci Worldcom Communications, Inc - MO
2015/01/14
(240) 341-4
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2014/11/13
(240) 341-5
Landline
Broadvox-clec, LLC - MD
2016/08/30
(240) 341-6
Landline
Teleport Communications America - ID - LLC
2012/06/21
(240) 341-7
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2015/07/09
(240) 341-8
Landline
Broadvox-clec, LLC - MD
2016/08/30
(240) 341-9
Landline
Mci Worldcom Communications, Inc - MO
2009/03/04
Landline
Starpower Communications, LLC - DC
-
(240) 342-0
Wireless
Omnipoint Communications Cap Operations, LLC
2010/06/11
(240) 342-1
Wireless
Omnipoint Communications Cap Operations, LLC
2014/06/05
(240) 342-2
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2005/06/30
(240) 342-3
Landline
Level 3 Communications, LLC - AK
2006/05/31
(240) 342-4
Landline
Bandwidth.com CLEC, LLC - MD
2007/09/24
(240) 342-5
Landline
Mci Worldcom Communications, Inc - MO
2008/09/12
(240) 342-6
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/17
(240) 342-7
Landline
Starpower Communications, LLC - DC
-
(240) 342-8
Landline
Starpower Communications, LLC - DC
-
(240) 342-9
Wireless
Omnipoint Communications Cap Operations, LLC
2014/06/05
Wireless
Cellco Partnership DBA Verizon Wireless
2011/05/10
(240) 343-0
Wireless
Cellco Partnership DBA Verizon Wireless
2011/05/13
(240) 343-1
Landline
Bandwidth.com CLEC, LLC - MD
2011/07/05
(240) 343-2
Landline
Bandwidth.com CLEC, LLC - MD
2011/07/05
(240) 343-3
Landline
Bandwidth.com CLEC, LLC - MD
2011/07/05
(240) 343-4
Landline
Bandwidth.com CLEC, LLC - MD
2011/08/08
(240) 343-5
Landline
Bandwidth.com CLEC, LLC - MD
2011/08/08
(240) 343-6
Landline
Bandwidth.com CLEC, LLC - MD
2011/08/08
(240) 343-7
Landline
Bandwidth.com CLEC, LLC - MD
2015/06/08
(240) 343-8
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2016/05/27
(240) 343-9
Landline
Broadvox-clec, LLC - MD
2016/08/30
Wireless
New Cingular Wireless PCS, LLC
2002/10/15
(240) 344-0
Wireless
New Cingular Wireless PCS, LLC
2002/10/31
(240) 344-1
Wireless
New Cingular Wireless PCS, LLC
2002/10/08
(240) 344-2
Wireless
New Cingular Wireless PCS, LLC
2004/01/30
(240) 344-3
Wireless
New Cingular Wireless PCS, LLC
2003/09/22
(240) 344-4
Wireless
New Cingular Wireless PCS, LLC
2004/06/08
(240) 344-5
Wireless
New Cingular Wireless PCS, LLC
2004/07/30
(240) 344-6
Wireless
New Cingular Wireless PCS, LLC
2004/10/01
(240) 344-7
Wireless
New Cingular Wireless PCS, LLC
2004/10/01
(240) 344-8
Wireless
New Cingular Wireless PCS, LLC
2004/12/13
(240) 344-9
Wireless
New Cingular Wireless PCS, LLC
2006/12/27
Landline
Level 3 Communications, LLC - AK
2006/03/09
(240) 345-0
Landline
Onvoy, LLC - MD
2016/01/15
(240) 345-1
Landline
Level 3 Communications, LLC - AK
2011/08/08
(240) 345-2
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2006/07/17
(240) 345-3
Landline
Level 3 Communications, LLC - AK
2006/08/01
(240) 345-4
Landline
Mci Worldcom Communications, Inc - MO
2007/11/14
(240) 345-5
Landline
Ymax Communications Corp. - MD
2007/07/24
(240) 345-6
Landline
Ymax Communications Corp. - MD
2008/04/01
(240) 345-7
Landline
Ymax Communications Corp. - MD
2008/05/29
(240) 345-8
Landline
Ymax Communications Corp. - MD
2008/05/29
(240) 345-9
Landline
Level 3 Communications, LLC - AK
2008/07/08
Wireless
Sprint Spectrum L.P.
-
(240) 346-0
Wireless
Sprint Spectrum L.P.
2006/10/26
(240) 346-1
Wireless
Sprint Spectrum L.P.
-
(240) 346-2
Wireless
Sprint Spectrum L.P.
2006/10/26
(240) 346-3
Wireless
Sprint Spectrum L.P.
-
(240) 346-4
Wireless
Sprint Spectrum L.P.
-
(240) 346-5
Wireless
Sprint Spectrum L.P.
-
(240) 346-6
Wireless
Sprint Spectrum L.P.
-
(240) 346-7
Wireless
Sprint Spectrum L.P.
-
(240) 346-8
Wireless
Sprint Spectrum L.P.
-
(240) 346-9
Wireless
Sprint Spectrum L.P.
-
Landline
Bandwidth.com CLEC, LLC - MD
2008/08/04
(240) 347-0
Landline
Bandwidth.com CLEC, LLC - MD
2008/08/07
(240) 347-1
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(240) 347-2
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(240) 347-3
Landline
Bandwidth.com CLEC, LLC - MD
2010/02/22
(240) 347-4
Landline
Bandwidth.com CLEC, LLC - MD
2010/07/30
(240) 347-5
Wireless
Metro PCS, Inc.
2016/03/23
(240) 347-6
Landline
Ymax Communications Corp. - MD
2009/03/12
(240) 347-7
Landline
Ymax Communications Corp. - MD
2009/03/12
(240) 347-8
Landline
Ymax Communications Corp. - MD
2009/03/12
(240) 347-9
Landline
Ymax Communications Corp. - MD
2009/03/12
Landline
Level 3 Communications, LLC - AK
-
(240) 348-0
Landline
Local Access LLC - MD
2015/02/19
(240) 348-1
Landline
Level 3 Communications, LLC - AK
-
(240) 348-2
Landline
Bandwidth.com CLEC, LLC - MD
2010/07/21
(240) 348-3
Landline
Bandwidth.com CLEC, LLC - MD
2010/07/21
(240) 348-4
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2010/08/30
(240) 348-5
Landline
Level 3 Communications, LLC - AK
2011/12/21
(240) 348-6
Landline
Level 3 Communications, LLC - AK
2011/09/15
(240) 348-7
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2013/06/25
(240) 348-8
Landline
Onvoy, LLC - MD
2016/02/12
(240) 348-9
Landline
Broadvox-clec, LLC - MD
2016/03/29
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 349-0
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 349-1
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 349-2
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2005/06/30
(240) 349-3
Landline
Xo Maryland, LLC
2005/07/20
(240) 349-4
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 349-5
Landline
Level 3 Communications, LLC - AK
-
(240) 349-6
Landline
Bandwidth.com CLEC, LLC - MD
2007/09/24
(240) 349-7
Landline
Broadvox-clec, LLC - MD
2012/09/11
(240) 349-8
Landline
Level 3 Communications, LLC - AK
-
(240) 349-9
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 350
Wireless
Sprint Spectrum L.P.
-
(240) 351
Wireless
Sprint Spectrum L.P.
-
(240) 352
Landline
Peerless Network of Maryland, LLC
-
(240) 353
Wireless
Sprint Spectrum L.P.
-
(240) 354
Wireless
Sprint Spectrum L.P.
-
(240) 355
Wireless
Sprint Spectrum L.P.
-
Landline
Level 3 Communications, LLC - AK
-
(240) 356-0
Landline
Level 3 Communications, LLC - AK
-
(240) 356-1
Landline
Bandwidth.com CLEC, LLC - MD
2004/10/13
(240) 356-2
Landline
Level 3 Communications, LLC - AK
2005/06/23
(240) 356-3
Landline
Bandwidth.com CLEC, LLC - MD
2010/09/17
(240) 356-4
Landline
Level 3 Communications, LLC - AK
2002/05/17
(240) 356-5
Landline
Ymax Communications Corp. - MD
2009/03/04
(240) 356-6
Landline
Ymax Communications Corp. - MD
2009/03/04
(240) 356-7
Wireless
Sprint Spectrum L.P. - MD
2011/10/11
(240) 356-8
Landline
Bandwidth.com CLEC, LLC - MD
2015/04/24
(240) 356-9
Landline
Telnyx LLC
2017/07/27
Wireless
Cellco Partnership DBA Verizon Wireless
2006/06/12
(240) 357-0
Wireless
Cellco Partnership DBA Verizon Wireless
2006/06/19
(240) 357-1
Wireless
Cellco Partnership DBA Verizon Wireless
2007/07/03
(240) 357-2
Wireless
New Cingular Wireless PCS, LLC
2007/09/21
(240) 357-3
Wireless
Cellco Partnership DBA Verizon Wireless
2007/11/28
(240) 357-4
Wireless
Cellco Partnership DBA Verizon Wireless
2006/10/04
(240) 357-5
Wireless
Cellco Partnership DBA Verizon Wireless
2007/05/02
(240) 357-6
Wireless
Cellco Partnership DBA Verizon Wireless
2007/05/02
(240) 357-7
Wireless
Cellco Partnership DBA Verizon Wireless
2007/06/04
(240) 357-8
Wireless
Cellco Partnership DBA Verizon Wireless
2008/02/05
(240) 357-9
Landline
Telcove Operations, Inc. - MD
2006/11/09
(240) 358
Landline
Peerless Network of Maryland, LLC
-
(240) 359
Landline
Peerless Network of Maryland, LLC
-
Wireless
Omnipoint Communications Cap Operations, LLC
2013/09/17
(240) 360-0
Landline
Bandwidth.com CLEC, LLC - MD
2014/03/03
(240) 360-1
Landline
Bandwidth.com CLEC, LLC - MD
2014/03/03
(240) 360-2
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2014/09/26
(240) 360-3
Wireless
Omnipoint Communications Cap Operations, LLC
2014/02/26
(240) 360-4
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2014/05/30
(240) 360-5
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2015/09/22
(240) 360-6
Wireless
Omnipoint Communications Cap Operations, LLC
2014/08/22
(240) 360-7
Wireless
Omnipoint Communications Cap Operations, LLC
2014/08/22
(240) 360-8
Wireless
Omnipoint Communications Cap Operations, LLC
2013/09/19
(240) 360-9
Wireless
Omnipoint Communications Cap Operations, LLC
2013/09/19
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 361-0
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 361-1
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 361-2
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 361-3
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 361-4
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 361-5
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 361-6
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 361-7
Wireless
New Cingular Wireless PCS, LLC
2006/01/03
(240) 361-8
Wireless
New Cingular Wireless PCS, LLC
2006/01/03
(240) 361-9
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
Landline
Verizon Maryland, Inc.
-
(240) 362-0
Landline
Verizon Maryland, Inc.
-
(240) 362-1
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
2005/01/19
(240) 362-2
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
2005/01/19
(240) 362-3
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
2005/01/19
(240) 362-4
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
2005/01/19
(240) 362-5
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
2005/01/19
(240) 362-6
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
2006/06/21
(240) 362-7
Landline
Idt America Corp - MD
2006/09/26
(240) 362-8
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
2007/03/01
(240) 362-9
Landline
Bandwidth.com CLEC, LLC - MD
2004/10/13
(240) 363
Landline
Onvoy, LLC - MD
-
Landline
Cavalier East LLC - MD
2001/05/09
(240) 364-0
Landline
Cavalier East LLC - MD
-
(240) 364-1
Landline
Cavalier East LLC - MD
-
(240) 364-2
Landline
Cavalier East LLC - MD
-
(240) 364-3
Landline
Cavalier East LLC - MD
-
(240) 364-4
Wireless
New Cingular Wireless PCS, LLC
2007/10/05
(240) 364-5
Landline
Cavalier East LLC - MD
-
(240) 364-6
Landline
Cavalier East LLC - MD
-
(240) 364-7
Landline
Cavalier East LLC - MD
-
(240) 364-8
Landline
Cavalier East LLC - MD
-
(240) 364-9
Landline
Cavalier East LLC - MD
-
(240) 365
Landline
Baltimore-washington Telephone (Bwt)
-
Landline
AT&T Local
-
(240) 366-0
Landline
Broadvox-clec, LLC - MD
2016/08/31
(240) 366-1
Landline
Bandwidth.com CLEC, LLC - MD
2010/08/05
(240) 366-2
Landline
Broadvox-clec, LLC - MD
2016/08/31
(240) 366-3
Landline
Us Lec of Maryland, Inc.
2011/09/07
(240) 366-4
Landline
Mci Worldcom Communications, Inc - MO
2014/05/16
(240) 366-5
Landline
Bandwidth.com CLEC, LLC - MD
2015/05/08
(240) 366-6
Landline
Bandwidth.com CLEC, LLC - MD
2016/08/22
(240) 366-7
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/05
(240) 366-8
Landline
Bandwidth.com CLEC, LLC - MD
2006/04/18
(240) 366-9
Landline
AT&T Local
-
Wireless
Sprint Spectrum L.P.
2002/10/18
(240) 367-0
Wireless
Sprint Spectrum L.P.
2003/06/30
(240) 367-1
Wireless
Sprint Spectrum L.P.
2005/03/28
(240) 367-2
Wireless
Omnipoint Communications Cap Operations, LLC
2005/09/02
(240) 367-3
Wireless
Omnipoint Communications Cap Operations, LLC
2006/12/13
(240) 367-4
Wireless
New Cingular Wireless PCS, LLC
2006/02/22
(240) 367-5
Wireless
New Cingular Wireless PCS, LLC
2006/02/22
(240) 367-6
Wireless
Sprint Spectrum L.P.
-
(240) 367-7
Wireless
Sprint Spectrum L.P.
2003/03/17
(240) 367-8
Wireless
Sprint Spectrum L.P.
2006/05/01
(240) 367-9
Landline
Bandwidth.com CLEC, LLC - MD
2004/10/13
(240) 368
Landline
Peerless Network of Maryland, LLC
-
(240) 369
Landline
Core Communications, Inc. - MD
-
Wireless
Sprint Spectrum L.P.
2007/12/14
(240) 370-0
Wireless
Sprint Spectrum L.P.
2007/12/17
(240) 370-1
Wireless
Sprint Spectrum L.P.
2007/12/17
(240) 370-2
Wireless
Sprint Spectrum L.P.
2007/12/17
(240) 370-3
Wireless
Sprint Spectrum L.P.
2007/12/17
(240) 370-4
Wireless
Sprint Spectrum L.P.
2007/12/17
(240) 370-5
Wireless
Sprint Spectrum L.P.
2007/12/17
(240) 370-6
Wireless
Sprint Spectrum L.P.
2007/12/17
(240) 370-7
Wireless
Sprint Spectrum L.P.
2007/12/17
(240) 370-8
Wireless
Sprint Spectrum L.P.
2007/12/17
(240) 370-9
Wireless
Sprint Spectrum L.P.
2007/12/17
(240) 371
Landline
Peerless Network of Maryland, LLC
-
(240) 372
Wireless
Sprint Spectrum L.P.
-
(240) 373
Landline
Verizon Maryland, Inc.
-
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 374-0
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 374-1
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 374-2
Wireless
Omnipoint Communications Cap Operations, LLC
2005/08/17
(240) 374-3
Wireless
Omnipoint Communications Cap Operations, LLC
2005/08/26
(240) 374-4
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 374-5
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 374-6
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 374-7
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 374-8
Wireless
Omnipoint Communications Cap Operations, LLC
2008/05/19
(240) 374-9
Wireless
Cellco Partnership DBA Verizon Wireless
2009/08/05
(240) 375
Wireless
Sprint Spectrum L.P.
-
(240) 376
Landline
Peerless Network of Maryland, LLC
-
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 377-0
Landline
Level 3 Communications, LLC - AK
2006/02/06
(240) 377-1
Wireless
New Cingular Wireless PCS, LLC
2006/07/12
(240) 377-2
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 377-3
Landline
Level 3 Communications, LLC - AK
-
(240) 377-4
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 377-5
Landline
Level 3 Communications, LLC - AK
-
(240) 377-6
Wireless
New Cingular Wireless PCS, LLC
2005/01/17
(240) 377-7
Wireless
New Cingular Wireless PCS, LLC
2006/10/16
(240) 377-8
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2005/06/30
(240) 377-9
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 378
Landline
Core Communications, Inc. - MD
-
(240) 379
Landline
Verizon Maryland, Inc.
-
Wireless
Cellco Partnership DBA Verizon Wireless
2007/09/17
(240) 380-0
Wireless
Cellco Partnership DBA Verizon Wireless
2007/09/18
(240) 380-1
Landline
Us Lec of Maryland, Inc.
2007/12/14
(240) 380-2
Landline
Level 3 Communications, LLC - AK
2008/01/15
(240) 380-3
Landline
Level 3 Communications, LLC - AK
2008/01/15
(240) 380-4
Wireless
Sprint Spectrum L.P.
2007/12/10
(240) 380-5
Wireless
Sprint Spectrum L.P.
2007/12/10
(240) 380-6
Wireless
Sprint Spectrum L.P.
2007/12/10
(240) 380-7
Wireless
Sprint Spectrum L.P.
2007/12/10
(240) 380-8
Wireless
Sprint Spectrum L.P.
2007/12/10
(240) 380-9
Wireless
Sprint Spectrum L.P.
2007/12/10
(240) 381
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Teleport Communications America - ID - LLC
2009/06/11
(240) 382-0
Wireless
New Cingular Wireless PCS, LLC
2010/03/09
(240) 382-1
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2009/11/18
(240) 382-2
Landline
Bandwidth.com CLEC, LLC - MD
2010/09/28
(240) 382-3
Landline
Bandwidth.com CLEC, LLC - MD
2010/11/03
(240) 382-4
Wireless
Sprint Spectrum L.P. - MD
2010/03/04
(240) 382-5
Wireless
Sprint Spectrum L.P. - MD
2010/03/04
(240) 382-6
Landline
Teleport Communications America - ID - LLC
2009/06/15
(240) 382-7
Wireless
Sprint Spectrum L.P. - MD
2010/03/04
(240) 382-8
Wireless
Sprint Spectrum L.P. - MD
2010/03/04
(240) 382-9
Wireless
Sprint Spectrum L.P. - MD
2009/12/23
Wireless
New Cingular Wireless PCS, LLC
-
(240) 383-0
Wireless
New Cingular Wireless PCS, LLC
-
(240) 383-1
Landline
Xo Maryland, LLC
2007/06/12
(240) 383-2
Wireless
New Cingular Wireless PCS, LLC
-
(240) 383-3
Landline
Xo Maryland, LLC
2007/06/12
(240) 383-4
Landline
Ymax Communications Corp. - MD
2008/09/24
(240) 383-5
Wireless
Cellco Partnership DBA Verizon Wireless
2012/05/04
(240) 383-6
Wireless
New Cingular Wireless PCS, LLC
2005/03/14
(240) 383-7
Wireless
New Cingular Wireless PCS, LLC
2005/03/14
(240) 383-8
Wireless
New Cingular Wireless PCS, LLC
2005/03/14
(240) 383-9
Wireless
New Cingular Wireless PCS, LLC
2005/03/14
(240) 384
Landline
Peerless Network of Maryland, LLC
-
Landline
Verizon Maryland, Inc.
-
(240) 385-0
Landline
Verizon Maryland, Inc.
-
(240) 385-2
Wireless
Cellco Partnership DBA Verizon Wireless
2010/06/03
(240) 385-3
Landline
Ymax Communications Corp. - MD
2009/03/04
(240) 385-4
Wireless
Cellco Partnership DBA Verizon Wireless
2011/02/02
(240) 385-5
Wireless
Cellco Partnership DBA Verizon Wireless
2011/01/04
(240) 385-6
Wireless
Cellco Partnership DBA Verizon Wireless
2011/06/15
(240) 385-7
Wireless
Cellco Partnership DBA Verizon Wireless
2011/07/05
(240) 385-8
Landline
Core Communications, Inc. - MD
2018/05/24
(240) 385-9
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/17
Landline
Verizon Maryland, Inc.
-
(240) 386-1
Landline
Paetec Communications, Inc. - CA
2015/02/18
(240) 386-2
Landline
Verizon Maryland, Inc.
-
(240) 386-3
Landline
Verizon Maryland, Inc.
-
(240) 386-4
Landline
Verizon Maryland, Inc.
-
(240) 386-5
Landline
Verizon Maryland, Inc.
-
(240) 386-6
Landline
Verizon Maryland, Inc.
-
(240) 386-7
Wireless
Omnipoint Communications Cap Operations, LLC
2006/04/04
(240) 386-8
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2009/05/15
(240) 386-9
Wireless
Omnipoint Communications Cap Operations, LLC
2007/08/14
Landline
Cavalier East LLC - MD
-
(240) 387-0
Landline
Cavalier East LLC - MD
-
(240) 387-1
Landline
Cavalier East LLC - MD
-
(240) 387-2
Landline
Cavalier East LLC - MD
-
(240) 387-3
Landline
Cavalier East LLC - MD
-
(240) 387-4
Landline
Cavalier East LLC - MD
-
(240) 387-5
Landline
Cavalier East LLC - MD
-
(240) 387-6
Landline
Xo Maryland, LLC
2007/01/25
(240) 387-7
Landline
Xo Maryland, LLC
2007/01/25
(240) 387-8
Landline
Cavalier East LLC - MD
-
(240) 387-9
Landline
Cavalier East LLC - MD
-
Wireless
Sprint Spectrum L.P.
2002/11/04
(240) 388-0
Wireless
Sprint Spectrum L.P.
2003/04/19
(240) 388-1
Wireless
Sprint Spectrum L.P.
2003/04/19
(240) 388-2
Wireless
Sprint Spectrum L.P.
2003/07/22
(240) 388-3
Wireless
Sprint Spectrum L.P.
2004/04/16
(240) 388-4
Wireless
Sprint Spectrum L.P.
2004/04/16
(240) 388-5
Wireless
New Cingular Wireless PCS, LLC
2007/11/19
(240) 388-6
Wireless
Sprint Spectrum L.P.
2002/11/07
(240) 388-7
Wireless
Sprint Spectrum L.P.
2003/02/05
(240) 388-8
Wireless
Sprint Spectrum L.P.
2003/02/05
(240) 388-9
Landline
Bandwidth.com CLEC, LLC - MD
2004/10/13
Landline
Atx Telecommunications Services, Ltd
-
(240) 389-0
Landline
Bandwidth.com CLEC, LLC - MD
2010/02/11
(240) 389-1
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2008/02/19
(240) 389-2
Landline
Bandwidth.com CLEC, LLC - MD
2009/12/22
(240) 389-3
Landline
Bandwidth.com CLEC, LLC - MD
2009/12/22
(240) 389-4
Landline
Bandwidth.com CLEC, LLC - MD
2009/12/22
(240) 389-5
Landline
Bandwidth.com CLEC, LLC - MD
2010/08/04
(240) 389-6
Landline
Atx Telecommunications Services, Ltd
-
(240) 389-7
Wireless
Omnipoint Communications Cap Operations, LLC
2010/08/26
(240) 389-8
Wireless
Omnipoint Communications Cap Operations, LLC
2010/08/26
(240) 389-9
Landline
Bandwidth.com CLEC, LLC - MD
2010/07/16
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 390-0
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 390-1
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 390-2
Landline
Xo Maryland, LLC
2006/07/17
(240) 390-3
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2017/07/24
(240) 390-4
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 390-5
Wireless
Omnipoint Communications Cap Operations, LLC
2015/09/09
(240) 390-6
Landline
Bandwidth.com CLEC, LLC - MD
2011/01/28
(240) 390-7
Wireless
Omnipoint Communications Cap Operations, LLC
2015/09/09
(240) 390-8
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 390-9
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 391-0
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 391-1
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 391-2
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 391-3
Landline
Bandwidth.com CLEC, LLC - MD
2007/09/14
(240) 391-4
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 391-5
Landline
Level 3 Communications, LLC - AK
-
(240) 391-6
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2007/10/19
(240) 391-7
Landline
Bandwidth.com CLEC, LLC - MD
2010/09/28
(240) 391-8
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/17
(240) 391-9
Landline
Global Crossing Local Services, Inc. - KY
-
Landline
Starpower Communications, LLC - DC
-
(240) 392-0
Wireless
Omnipoint Communications Cap Operations, LLC
2011/05/12
(240) 392-1
Landline
Bandwidth.com CLEC, LLC - MD
2010/04/30
(240) 392-2
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2006/02/06
(240) 392-3
Landline
Level 3 Communications, LLC - AK
2005/12/05
(240) 392-4
Landline
Level 3 Communications, LLC - AK
2005/12/05
(240) 392-5
Wireless
Omnipoint Communications Cap Operations, LLC
2011/07/12
(240) 392-6
Landline
Broadvox-clec, LLC - MD
2012/09/12
(240) 392-7
Wireless
Metro PCS, Inc.
2013/05/23
(240) 392-8
Landline
Starpower Communications, LLC - DC
-
(240) 392-9
Wireless
Metro PCS, Inc.
2013/05/23
Wireless
Cellco Partnership DBA Verizon Wireless
-
(240) 393-0
Wireless
Cellco Partnership DBA Verizon Wireless
-
(240) 393-1
Wireless
Cellco Partnership DBA Verizon Wireless
-
(240) 393-2
Wireless
Cellco Partnership DBA Verizon Wireless
-
(240) 393-3
Wireless
Cellco Partnership DBA Verizon Wireless
-
(240) 393-4
Landline
Level 3 Communications, LLC - AK
2002/12/23
(240) 393-5
Wireless
New Cingular Wireless PCS, LLC
2003/10/15
(240) 393-6
Wireless
New Cingular Wireless PCS, LLC
2003/09/17
(240) 393-7
Wireless
New Cingular Wireless PCS, LLC
2003/09/17
(240) 393-8
Wireless
New Cingular Wireless PCS, LLC
2003/03/24
(240) 393-9
Wireless
New Cingular Wireless PCS, LLC
2003/03/24
Wireless
New Cingular Wireless PCS, LLC
2004/12/13
(240) 394-0
Wireless
New Cingular Wireless PCS, LLC
2004/12/14
(240) 394-1
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(240) 394-2
Wireless
New Cingular Wireless PCS, LLC
2004/12/14
(240) 394-3
Landline
Mci Worldcom Communications, Inc - MO
2009/10/15
(240) 394-4
Landline
Level 3 Communications, LLC - AK
2008/03/03
(240) 394-5
Landline
Bandwidth.com CLEC, LLC - MD
2010/07/09
(240) 394-6
Landline
Bandwidth.com CLEC, LLC - MD
2011/07/05
(240) 394-7
Landline
Bandwidth.com CLEC, LLC - MD
2011/07/19
(240) 394-8
Landline
Bandwidth.com CLEC, LLC - MD
2011/08/08
(240) 394-9
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/05
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 395-0
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 395-1
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 395-2
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 395-3
Wireless
Sprint Spectrum L.P.
2005/04/14
(240) 395-4
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 395-5
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 395-6
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 395-7
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 395-8
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 395-9
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 396-0
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 396-1
Landline
Level 3 Communications, LLC - AK
-
(240) 396-2
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 396-3
Wireless
Sprint Spectrum L.P.
2005/08/11
(240) 396-4
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 396-5
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 396-6
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2005/06/30
(240) 396-7
Wireless
Omnipoint Communications Cap Operations, LLC
2006/01/06
(240) 396-8
Wireless
Sprint Spectrum L.P.
2005/11/17
(240) 396-9
Landline
Global Crossing Local Services, Inc. - KY
-
Wireless
Cellco Partnership DBA Verizon Wireless
2009/03/06
(240) 397-0
Wireless
Cellco Partnership DBA Verizon Wireless
2009/03/12
(240) 397-1
Wireless
Cellco Partnership DBA Verizon Wireless
2009/09/03
(240) 397-2
Landline
Us Lec of Maryland, Inc.
2009/10/23
(240) 397-3
Wireless
Cellco Partnership DBA Verizon Wireless
2010/01/07
(240) 397-4
Wireless
Cellco Partnership DBA Verizon Wireless
2010/04/05
(240) 397-5
Landline
Bandwidth.com CLEC, LLC - MD
2010/11/03
(240) 397-6
Landline
Bandwidth.com CLEC, LLC - MD
2010/05/28
(240) 397-7
Landline
Mci Worldcom Communications, Inc - MO
2009/07/06
(240) 397-8
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(240) 397-9
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
Wireless
Sprint Spectrum L.P.
2002/07/03
(240) 398-0
Wireless
Sprint Spectrum L.P.
2002/10/31
(240) 398-1
Wireless
Sprint Spectrum L.P.
2003/09/17
(240) 398-2
Wireless
Sprint Spectrum L.P.
2003/09/17
(240) 398-3
Landline
Level 3 Communications, LLC - AK
2005/03/08
(240) 398-4
Wireless
Sprint Spectrum L.P.
2003/09/17
(240) 398-5
Landline
Us Lec of Maryland, Inc.
2004/10/20
(240) 398-6
Wireless
Sprint Spectrum L.P.
-
(240) 398-7
Wireless
Sprint Spectrum L.P.
2002/10/31
(240) 398-8
Wireless
Sprint Spectrum L.P.
2002/10/31
(240) 398-9
Wireless
Sprint Spectrum L.P.
2002/10/31
(240) 399
Landline
Xo Maryland, LLC
-
Prefix
Type
City
Carrier
Assigned
Wireless
Sprint Spectrum L.P.
2011/08/18
(240) 400-0
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/02
(240) 400-1
Wireless
Sprint Spectrum L.P.
2011/10/25
(240) 400-2
Wireless
Sprint Spectrum L.P.
2011/10/25
(240) 400-3
Wireless
Sprint Spectrum L.P.
2011/10/25
(240) 400-4
Wireless
Sprint Spectrum L.P.
2011/10/25
(240) 400-5
Wireless
Sprint Spectrum L.P.
2011/08/22
(240) 400-6
Wireless
Sprint Spectrum L.P.
2011/08/22
(240) 400-7
Wireless
Sprint Spectrum L.P.
2011/08/22
(240) 400-8
Wireless
Sprint Spectrum L.P.
2011/08/22
(240) 400-9
Wireless
Sprint Spectrum L.P.
2011/08/22
(240) 401
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Mci Worldcom Communications, Inc - MO
2010/09/21
(240) 402-0
Landline
Mci Worldcom Communications, Inc - MO
2010/09/23
(240) 402-1
Landline
Mci Worldcom Communications, Inc - MO
2010/09/23
(240) 402-2
Landline
Mci Worldcom Communications, Inc - MO
2010/09/23
(240) 402-3
Landline
Mci Worldcom Communications, Inc - MO
2010/09/23
(240) 402-4
Landline
Mci Worldcom Communications, Inc - MO
2010/09/23
(240) 402-5
Landline
Mci Worldcom Communications, Inc - MO
2010/09/23
(240) 402-6
Landline
Mci Worldcom Communications, Inc - MO
2010/09/23
(240) 402-7
Landline
Mci Worldcom Communications, Inc - MO
2010/09/23
(240) 402-8
Landline
Mci Worldcom Communications, Inc - MO
2010/09/23
(240) 402-9
Landline
Mci Worldcom Communications, Inc - MO
2010/09/23
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 403-0
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 403-1
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 403-2
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 403-3
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 403-4
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 403-5
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 403-6
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 403-7
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2008/02/22
(240) 403-8
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 403-9
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
Landline
Xo Maryland, LLC
2001/02/13
(240) 404-0
Landline
Xo Maryland, LLC
-
(240) 404-1
Landline
Verizon Maryland, Inc.
2002/05/29
(240) 404-2
Landline
Verizon Maryland, Inc.
2002/05/29
(240) 404-3
Landline
Verizon Maryland, Inc.
2002/05/29
(240) 404-4
Landline
Verizon Maryland, Inc.
2002/05/29
(240) 404-5
Landline
Verizon Maryland, Inc.
2002/05/29
(240) 404-6
Landline
Xo Maryland, LLC
2005/07/20
(240) 404-7
Landline
Xo Maryland, LLC
2005/07/20
(240) 404-8
Wireless
New Cingular Wireless PCS, LLC
2008/05/27
(240) 404-9
Landline
Xo Maryland, LLC
-
Landline
Us Lec of Maryland, Inc.
2004/07/27
(240) 405-0
Wireless
Sprint Spectrum L.P.
2005/03/23
(240) 405-1
Landline
Us Lec of Maryland, Inc.
2004/07/27
(240) 405-2
Wireless
Cellco Partnership DBA Verizon Wireless
2005/08/02
(240) 405-3
Wireless
Sprint Spectrum L.P.
2005/08/23
(240) 405-4
Wireless
Cellco Partnership DBA Verizon Wireless
2005/07/07
(240) 405-5
Wireless
Cellco Partnership DBA Verizon Wireless
2005/07/07
(240) 405-6
Wireless
Cellco Partnership DBA Verizon Wireless
2005/11/03
(240) 405-7
Wireless
Cellco Partnership DBA Verizon Wireless
2005/11/03
(240) 405-8
Wireless
Cellco Partnership DBA Verizon Wireless
2005/11/03
(240) 405-9
Wireless
Cellco Partnership DBA Verizon Wireless
2008/02/05
Wireless
New Cingular Wireless PCS, LLC
2009/09/17
(240) 406-0
Wireless
New Cingular Wireless PCS, LLC
2009/09/17
(240) 406-1
Landline
Broadview Networks, Inc. - VA
2010/07/14
(240) 406-2
Wireless
Omnipoint Communications Cap Operations, LLC
2010/08/06
(240) 406-3
Wireless
Omnipoint Communications Cap Operations, LLC
2010/08/06
(240) 406-4
Landline
Bandwidth.com CLEC, LLC - MD
2010/09/17
(240) 406-5
Landline
Bandwidth.com CLEC, LLC - MD
2010/09/28
(240) 406-6
Wireless
Omnipoint Communications Cap Operations, LLC
2010/01/12
(240) 406-7
Landline
Bandwidth.com CLEC, LLC - MD
2010/05/28
(240) 406-8
Landline
Bandwidth.com CLEC, LLC - MD
2010/12/29
(240) 406-9
Landline
Bandwidth.com CLEC, LLC - MD
2010/12/29
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 407-0
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 407-1
Landline
Broadvox-clec, LLC - MD
2016/03/29
(240) 407-2
Landline
Level 3 Communications, LLC - AK
-
(240) 407-3
Landline
Level 3 Communications, LLC - AK
-
(240) 407-4
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 407-5
Landline
Core Communications, Inc. - MD
2018/10/11
(240) 407-6
Landline
Core Communications, Inc. - MD
2018/10/11
(240) 407-7
Landline
Bandwidth.com CLEC, LLC - MD
2011/03/25
(240) 407-8
Landline
Level 3 Communications, LLC - AK
-
(240) 407-9
Landline
Global Crossing Local Services, Inc. - KY
-
Wireless
New Cingular Wireless PCS, LLC
2009/10/14
(240) 408-0
Wireless
New Cingular Wireless PCS, LLC
2009/10/16
(240) 408-1
Wireless
Omnipoint Communications Cap Operations, LLC
2010/11/05
(240) 408-2
Wireless
Omnipoint Communications Cap Operations, LLC
2010/11/05
(240) 408-3
Landline
Paetec Communications, Inc. - CA
2010/07/30
(240) 408-4
Landline
Bandwidth.com CLEC, LLC - MD
2010/07/21
(240) 408-5
Landline
Bandwidth.com CLEC, LLC - MD
2010/07/21
(240) 408-6
Wireless
Omnipoint Communications Cap Operations, LLC
2010/11/05
(240) 408-7
Landline
Xo Maryland, LLC
2011/03/03
(240) 408-8
Landline
Xo Maryland, LLC
2011/03/03
(240) 408-9
Wireless
Omnipoint Communications Cap Operations, LLC
2012/11/13
(240) 409
Wireless
New Cingular Wireless PCS, LLC
-
(240) 410
Unknown
-
-
-
(240) 411
Unknown
-
-
-
Wireless
Sprint Spectrum L.P.
2001/01/16
(240) 412-0
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2007/01/10
(240) 412-1
Wireless
Sprint Spectrum L.P.
2004/07/02
(240) 412-2
Landline
Bandwidth.com CLEC, LLC - MD
2007/08/17
(240) 412-3
Wireless
Sprint Spectrum L.P.
2007/06/26
(240) 412-4
Wireless
Sprint Spectrum L.P.
2007/06/26
(240) 412-5
Wireless
Sprint Spectrum L.P.
2007/06/26
(240) 412-6
Wireless
Sprint Spectrum L.P.
2008/02/07
(240) 412-7
Wireless
Sprint Spectrum L.P.
2006/07/28
(240) 412-8
Wireless
Sprint Spectrum L.P.
2004/03/29
(240) 412-9
Wireless
Sprint Spectrum L.P.
-
Wireless
Omnipoint Communications Cap Operations, LLC
2001/03/12
(240) 413-0
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 413-1
Wireless
Omnipoint Communications Cap Operations, LLC
2005/07/18
(240) 413-2
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 413-3
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 413-4
Wireless
Omnipoint Communications Cap Operations, LLC
2006/05/11
(240) 413-5
Wireless
Omnipoint Communications Cap Operations, LLC
2006/07/26
(240) 413-6
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 413-7
Wireless
Omnipoint Communications Cap Operations, LLC
2006/11/17
(240) 413-8
Wireless
Omnipoint Communications Cap Operations, LLC
2007/01/10
(240) 413-9
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 414
Landline
Peerless Network of Maryland, LLC
-
Landline
Ymax Communications Corp. - MD
2008/12/16
(240) 415-0
Landline
Ymax Communications Corp. - MD
2008/12/18
(240) 415-1
Landline
Ymax Communications Corp. - MD
2008/12/18
(240) 415-2
Landline
Ymax Communications Corp. - MD
2008/12/18
(240) 415-3
Landline
Ymax Communications Corp. - MD
2008/12/18
(240) 415-4
Landline
Ymax Communications Corp. - MD
2008/12/18
(240) 415-5
Landline
Fibernet WV
2010/12/08
(240) 415-6
Landline
Level 3 Communications, LLC - AK
2011/08/08
(240) 415-7
Landline
Us Lec of Maryland, Inc.
2011/02/15
(240) 415-8
Landline
Bandwidth.com CLEC, LLC - MD
2011/05/03
(240) 415-9
Landline
Bandwidth.com CLEC, LLC - MD
2011/05/03
Wireless
New Cingular Wireless PCS, LLC
2001/05/18
(240) 416-0
Wireless
New Cingular Wireless PCS, LLC
-
(240) 416-1
Wireless
New Cingular Wireless PCS, LLC
-
(240) 416-2
Wireless
New Cingular Wireless PCS, LLC
-
(240) 416-3
Wireless
New Cingular Wireless PCS, LLC
-
(240) 416-4
Wireless
New Cingular Wireless PCS, LLC
-
(240) 416-5
Wireless
New Cingular Wireless PCS, LLC
-
(240) 416-6
Wireless
New Cingular Wireless PCS, LLC
-
(240) 416-7
Wireless
New Cingular Wireless PCS, LLC
-
(240) 416-8
Wireless
Cellco Partnership DBA Verizon Wireless
2011/06/15
(240) 416-9
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/17
(240) 417
Wireless
Sprint Spectrum L.P.
-
(240) 418
Wireless
Sprint Spectrum L.P.
2001/11/12
Wireless
Cellco Partnership DBA Verizon Wireless
2007/10/29
(240) 419-0
Wireless
Cellco Partnership DBA Verizon Wireless
2007/10/30
(240) 419-1
Wireless
Cellco Partnership DBA Verizon Wireless
2008/02/05
(240) 419-2
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2008/04/18
(240) 419-3
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2008/04/18
(240) 419-4
Wireless
Cellco Partnership DBA Verizon Wireless
2008/05/06
(240) 419-5
Landline
Cbeyond Comm, LLC MD
2008/05/21
(240) 419-6
Landline
Bandwidth.com CLEC, LLC - MD
2010/09/28
(240) 419-7
Wireless
Cellco Partnership DBA Verizon Wireless
2008/11/05
(240) 419-8
Wireless
Cellco Partnership DBA Verizon Wireless
2008/12/09
(240) 419-9
Wireless
Cellco Partnership DBA Verizon Wireless
2008/08/04
(240) 420
Landline
Verizon Maryland, Inc.
-
Wireless
Omnipoint Communications Cap Operations, LLC
2001/04/09
(240) 421-0
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 421-1
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 421-2
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 421-3
Wireless
Omnipoint Communications Cap Operations, LLC
2005/07/07
(240) 421-4
Wireless
Omnipoint Communications Cap Operations, LLC
2005/08/17
(240) 421-5
Wireless
Omnipoint Communications Cap Operations, LLC
2005/09/12
(240) 421-6
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 421-7
Wireless
Omnipoint Communications Cap Operations, LLC
2005/11/17
(240) 421-8
Wireless
Omnipoint Communications Cap Operations, LLC
2008/06/17
(240) 421-9
Wireless
Omnipoint Communications Cap Operations, LLC
-
Wireless
Omnipoint Communications Cap Operations, LLC
2002/05/15
(240) 422-0
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 422-1
Wireless
Omnipoint Communications Cap Operations, LLC
2003/04/09
(240) 422-2
Wireless
Omnipoint Communications Cap Operations, LLC
2003/06/05
(240) 422-3
Wireless
Omnipoint Communications Cap Operations, LLC
2003/08/25
(240) 422-4
Wireless
Omnipoint Communications Cap Operations, LLC
2004/01/29
(240) 422-5
Wireless
Omnipoint Communications Cap Operations, LLC
2004/11/23
(240) 422-6
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 422-7
Wireless
Omnipoint Communications Cap Operations, LLC
2005/01/21
(240) 422-8
Landline
Bandwidth.com CLEC, LLC - MD
2011/06/07
(240) 422-9
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 423
Wireless
Omnipoint Communications Cap Operations, LLC
2001/05/21
Wireless
Sprint Spectrum L.P.
2007/11/16
(240) 424-0
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/20
(240) 424-1
Wireless
Sprint Spectrum L.P.
2007/11/21
(240) 424-2
Wireless
Sprint Spectrum L.P.
2007/11/21
(240) 424-3
Wireless
Sprint Spectrum L.P.
2007/11/21
(240) 424-4
Wireless
Sprint Spectrum L.P.
2007/11/21
(240) 424-5
Landline
Bandwidth.com CLEC, LLC - MD
2010/04/05
(240) 424-6
Wireless
Sprint Spectrum L.P.
2007/11/21
(240) 424-7
Wireless
Sprint Spectrum L.P.
2007/11/21
(240) 424-8
Wireless
Sprint Spectrum L.P.
2007/11/21
(240) 424-9
Wireless
Sprint Spectrum L.P.
2007/11/21
Landline
Dslnet Communications Va, Inc. - DC
2001/01/25
(240) 425-0
Landline
Dslnet Communications Va, Inc. - DC
-
(240) 425-1
Landline
Dslnet Communications Va, Inc. - DC
-
(240) 425-2
Wireless
Omnipoint Communications Cap Operations, LLC
2004/01/13
(240) 425-3
Wireless
Omnipoint Communications Cap Operations, LLC
2005/03/02
(240) 425-4
Landline
Dslnet Communications Va, Inc. - DC
-
(240) 425-5
Landline
Dslnet Communications Va, Inc. - DC
-
(240) 425-6
Landline
Dslnet Communications Va, Inc. - DC
-
(240) 425-7
Wireless
Omnipoint Communications Cap Operations, LLC
2004/03/29
(240) 425-8
Landline
Dslnet Communications Va, Inc. - DC
-
(240) 425-9
Landline
Dslnet Communications Va, Inc. - DC
-
(240) 426
Wireless
Sprint Spectrum L.P.
2001/10/25
Landline
Xo Maryland, LLC
2001/04/23
(240) 427-0
Landline
Xo Maryland, LLC
-
(240) 427-1
Landline
Us Lec of Maryland, Inc.
2002/04/04
(240) 427-2
Wireless
Sprint Spectrum L.P.
2004/02/04
(240) 427-3
Landline
Xo Maryland, LLC
2005/04/27
(240) 427-4
Landline
Xo Maryland, LLC
2005/04/27
(240) 427-5
Landline
Bandwidth.com CLEC, LLC - MD
2010/10/25
(240) 427-6
Wireless
Sprint Spectrum L.P.
2005/07/05
(240) 427-7
Wireless
Cellco Partnership DBA Verizon Wireless
2006/02/06
(240) 427-8
Wireless
Cellco Partnership DBA Verizon Wireless
2006/02/06
(240) 427-9
Landline
Xo Maryland, LLC
-
Landline
Bandwidth.com CLEC, LLC - MD
-
(240) 428-0
Landline
Bandwidth.com CLEC, LLC - MD
2012/06/18
(240) 428-1
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2011/01/14
(240) 428-2
Landline
Level 3 Communications, LLC - AK
2011/03/23
(240) 428-3
Landline
Bandwidth.com CLEC, LLC - MD
2012/09/13
(240) 428-4
Landline
Bandwidth.com CLEC, LLC - MD
2012/09/13
(240) 428-5
Wireless
Metro PCS, Inc.
2013/07/02
(240) 428-6
Landline
Level 3 Communications, LLC - AK
2011/08/31
(240) 428-7
Landline
Bandwidth.com CLEC, LLC - MD
2012/09/21
(240) 428-8
Landline
Bandwidth.com CLEC, LLC - MD
2010/02/05
(240) 428-9
Wireless
Cellco Partnership DBA Verizon Wireless
2013/04/23
Wireless
Cellco Partnership DBA Verizon Wireless
2006/12/19
(240) 429-0
Wireless
Cellco Partnership DBA Verizon Wireless
2006/12/20
(240) 429-1
Wireless
Omnipoint Communications Cap Operations, LLC
2007/02/13
(240) 429-2
Wireless
Omnipoint Communications Cap Operations, LLC
2007/02/22
(240) 429-3
Wireless
Cellco Partnership DBA Verizon Wireless
2007/03/06
(240) 429-4
Wireless
Cellco Partnership DBA Verizon Wireless
2007/03/06
(240) 429-5
Wireless
Cellco Partnership DBA Verizon Wireless
2007/04/04
(240) 429-6
Wireless
Cellco Partnership DBA Verizon Wireless
2007/04/04
(240) 429-7
Wireless
Cellco Partnership DBA Verizon Wireless
2007/12/27
(240) 429-8
Wireless
Cellco Partnership DBA Verizon Wireless
2007/04/04
(240) 429-9
Wireless
Cellco Partnership DBA Verizon Wireless
2007/04/04
(240) 430
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
Wireless
Sprint Spectrum L.P.
-
(240) 431-0
Wireless
Sprint Spectrum L.P.
2010/07/07
(240) 431-1
Wireless
Sprint Spectrum L.P.
-
(240) 431-2
Wireless
Sprint Spectrum L.P.
2010/07/07
(240) 431-3
Wireless
Sprint Spectrum L.P.
-
(240) 431-4
Wireless
Sprint Spectrum L.P.
2011/04/22
(240) 431-5
Wireless
Sprint Spectrum L.P.
2011/03/24
(240) 431-6
Wireless
Sprint Spectrum L.P.
2011/03/24
(240) 431-7
Wireless
Sprint Spectrum L.P.
2007/03/07
(240) 431-8
Wireless
Sprint Spectrum L.P.
2005/02/14
(240) 431-9
Wireless
Sprint Spectrum L.P.
-
(240) 432
Wireless
Sprint Spectrum L.P.
-
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 433-0
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 433-1
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 433-2
Wireless
Metro PCS, Inc.
2013/05/23
(240) 433-3
Landline
Bandwidth.com CLEC, LLC - MD
2007/09/24
(240) 433-4
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 433-5
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 433-6
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 433-7
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 433-8
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 433-9
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
Landline
Broadwing Communications. LLC - MD
-
(240) 434-0
Landline
Broadvox-clec, LLC - MD
2012/09/11
(240) 434-1
Wireless
Cellco Partnership DBA Verizon Wireless
2004/10/08
(240) 434-2
Wireless
Cellco Partnership DBA Verizon Wireless
2004/12/06
(240) 434-3
Wireless
Cellco Partnership DBA Verizon Wireless
2005/12/05
(240) 434-4
Landline
Broadwing Communications. LLC - MD
-
(240) 434-5
Wireless
Cellco Partnership DBA Verizon Wireless
2004/12/06
(240) 434-6
Wireless
Cellco Partnership DBA Verizon Wireless
2005/07/11
(240) 434-7
Landline
Broadwing Communications. LLC - MD
-
(240) 434-8
Wireless
Cellco Partnership DBA Verizon Wireless
2006/01/05
(240) 434-9
Wireless
Cellco Partnership DBA Verizon Wireless
2006/07/06
Wireless
Cellco Partnership DBA Verizon Wireless
2009/05/07
(240) 435-0
Wireless
Cellco Partnership DBA Verizon Wireless
2009/05/11
(240) 435-1
Wireless
Cellco Partnership DBA Verizon Wireless
2010/06/03
(240) 435-2
Landline
Bandwidth.com CLEC, LLC - MD
2011/06/07
(240) 435-3
Wireless
Sprint Spectrum L.P.
2010/07/06
(240) 435-4
Landline
Bandwidth.com CLEC, LLC - MD
2010/05/28
(240) 435-5
Wireless
Cellco Partnership DBA Verizon Wireless
2010/02/04
(240) 435-6
Wireless
Sprint Spectrum L.P.
2010/07/06
(240) 435-7
Landline
Bandwidth.com CLEC, LLC - MD
2010/07/20
(240) 435-8
Wireless
New Cingular Wireless PCS, LLC
2010/07/29
(240) 435-9
Wireless
New Cingular Wireless PCS, LLC
2010/07/29
Landline
Telcove Operations, Inc. - MD
-
(240) 436-0
Landline
Bandwidth.com CLEC, LLC - MD
2019/05/09
(240) 436-1
Landline
Us Lec of Maryland, Inc.
2005/03/29
(240) 436-2
Landline
Level 3 Communications, LLC - AK
2006/07/25
(240) 436-3
Landline
Level 3 Communications, LLC - AK
2010/10/27
(240) 436-4
Landline
Us Lec of Maryland, Inc.
2011/02/15
(240) 436-5
Landline
Peerless Network of Maryland, LLC
2018/02/09
(240) 436-6
Landline
Telcove Operations, Inc. - MD
-
(240) 436-7
Landline
Centurylink Communications LLC
2016/09/22
(240) 436-8
Landline
Telnyx LLC
2017/07/27
Landline
Xo Maryland, LLC
-
(240) 437-0
Landline
Xo Maryland, LLC
-
(240) 437-1
Wireless
Omnipoint Communications Cap Operations, LLC
2014/02/25
(240) 437-2
Wireless
Omnipoint Communications Cap Operations, LLC
2010/11/04
(240) 437-3
Landline
Bandwidth.com CLEC, LLC - MD
2011/06/07
(240) 437-4
Landline
Bandwidth.com CLEC, LLC - MD
2011/06/07
(240) 437-5
Landline
Xo Maryland, LLC
-
(240) 437-6
Wireless
Omnipoint Communications Cap Operations, LLC
2011/07/05
(240) 437-7
Wireless
Omnipoint Communications Cap Operations, LLC
2011/07/05
(240) 437-8
Wireless
Omnipoint Communications Cap Operations, LLC
2011/07/05
(240) 437-9
Wireless
Omnipoint Communications Cap Operations, LLC
2014/06/05
Wireless
Sprint Spectrum L.P.
2011/08/15
(240) 438-0
Wireless
Sprint Spectrum L.P.
2011/09/28
(240) 438-1
Wireless
Sprint Spectrum L.P.
2011/08/15
(240) 438-2
Wireless
Sprint Spectrum L.P.
2011/08/15
(240) 438-3
Wireless
Sprint Spectrum L.P.
2011/08/15
(240) 438-4
Wireless
Sprint Spectrum L.P.
2011/08/15
(240) 438-5
Wireless
Sprint Spectrum L.P.
2011/08/15
(240) 438-6
Wireless
Sprint Spectrum L.P.
2011/08/15
(240) 438-7
Wireless
Sprint Spectrum L.P.
2011/08/15
(240) 438-8
Wireless
Sprint Spectrum L.P.
2011/08/15
(240) 438-9
Wireless
Sprint Spectrum L.P.
2011/08/15
Wireless
Cellco Partnership DBA Verizon Wireless
2008/06/06
(240) 439-0
Wireless
Cellco Partnership DBA Verizon Wireless
2008/06/09
(240) 439-1
Wireless
Omnipoint Communications Cap Operations, LLC
2008/09/12
(240) 439-2
Landline
Verizon Maryland, Inc.
2008/08/15
(240) 439-3
Wireless
Cellco Partnership DBA Verizon Wireless
2011/04/04
(240) 439-4
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2010/06/04
(240) 439-5
Wireless
Sprint Spectrum L.P.
2010/07/06
(240) 439-6
Landline
Level 3 Communications, LLC - AK
2010/04/15
(240) 439-7
Wireless
Sprint Spectrum L.P.
2010/07/06
(240) 439-8
Landline
Level 3 Communications, LLC - AK
2009/08/03
(240) 439-9
Wireless
Cellco Partnership DBA Verizon Wireless
2008/09/03
Wireless
New Cingular Wireless PCS, LLC
2009/02/27
(240) 440-0
Wireless
New Cingular Wireless PCS, LLC
2009/03/04
(240) 440-1
Wireless
New Cingular Wireless PCS, LLC
2009/03/04
(240) 440-2
Wireless
New Cingular Wireless PCS, LLC
2009/03/04
(240) 440-3
Wireless
New Cingular Wireless PCS, LLC
2010/06/11
(240) 440-4
Wireless
Cellco Partnership DBA Verizon Wireless
2010/12/13
(240) 440-5
Wireless
Sprint Spectrum L.P.
2011/09/29
(240) 440-6
Wireless
Sprint Spectrum L.P.
2011/09/29
(240) 440-7
Wireless
Sprint Spectrum L.P.
2011/03/07
(240) 440-8
Wireless
Sprint Spectrum L.P.
2011/03/07
(240) 440-9
Wireless
Sprint Spectrum L.P.
2011/03/07
(240) 441
Wireless
Omnipoint Communications Cap Operations, LLC
2001/06/06
Landline
Verizon Maryland, Inc.
2001/05/22
(240) 442-0
Landline
Verizon Maryland, Inc.
-
(240) 442-1
Landline
Level 3 Communications, LLC - AK
2008/01/22
(240) 442-2
Landline
Bandwidth.com CLEC, LLC - MD
2010/05/28
(240) 442-3
Landline
Ymax Communications Corp. - MD
2009/03/04
(240) 442-4
Landline
Core Communications, Inc. - MD
2019/04/16
(240) 442-5
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2007/10/10
(240) 442-6
Landline
Ymax Communications Corp. - MD
2009/03/04
(240) 442-7
Wireless
New Cingular Wireless PCS, LLC
2011/05/13
(240) 442-8
Landline
Bandwidth.com CLEC, LLC - MD
2015/04/24
(240) 443
Unknown
-
-
-
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/07
(240) 444-0
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/09
(240) 444-1
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/09
(240) 444-2
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/29
(240) 444-3
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/29
(240) 444-4
Wireless
Cellco Partnership DBA Verizon Wireless
2011/09/29
(240) 444-5
Wireless
Cellco Partnership DBA Verizon Wireless
2011/10/19
(240) 444-6
Wireless
Cellco Partnership DBA Verizon Wireless
2011/10/19
(240) 444-7
Wireless
Cellco Partnership DBA Verizon Wireless
2011/10/19
(240) 444-8
Landline
Local Access LLC - MD
2016/05/02
(240) 444-9
Wireless
Omnipoint Communications Cap Operations, LLC
2012/08/23
Wireless
Sprint Spectrum L.P.
2011/11/10
(240) 445-0
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 445-1
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 445-2
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 445-3
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 445-4
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 445-5
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 445-6
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 445-7
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 445-8
Wireless
Sprint Spectrum L.P.
2011/11/14
(240) 445-9
Wireless
Sprint Spectrum L.P.
2011/11/14
Wireless
Cellco Partnership DBA Verizon Wireless
2001/08/09
(240) 446-0
Wireless
Cellco Partnership DBA Verizon Wireless
-
(240) 446-1
Wireless
Cellco Partnership DBA Verizon Wireless
-
(240) 446-2
Wireless
Cellco Partnership DBA Verizon Wireless
-
(240) 446-3
Wireless
Cellco Partnership DBA Verizon Wireless
-
(240) 446-4
Wireless
Cellco Partnership DBA Verizon Wireless
-
(240) 446-5
Wireless
Cellco Partnership DBA Verizon Wireless
2003/03/04
(240) 446-6
Wireless
Cellco Partnership DBA Verizon Wireless
-
(240) 446-7
Wireless
Cellco Partnership DBA Verizon Wireless
2003/05/06
(240) 446-8
Wireless
Cellco Partnership DBA Verizon Wireless
2003/05/06
(240) 446-9
Wireless
Cellco Partnership DBA Verizon Wireless
-
(240) 447
Wireless
New Cingular Wireless PCS, LLC
-
Wireless
Sprint Spectrum L.P.
2011/09/07
(240) 448-0
Landline
Local Access LLC - MD
2016/05/02
(240) 448-1
Landline
Broadvox-clec, LLC - MD
2016/07/06
(240) 448-2
Landline
Mci Worldcom Communications, Inc - MO
2014/11/05
(240) 448-3
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2014/04/16
(240) 448-4
Landline
Broadvox-clec, LLC - MD
2016/07/06
(240) 448-5
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2015/10/01
(240) 448-6
Landline
Onvoy, LLC - MD
2016/02/12
(240) 448-7
Landline
Onvoy, LLC - MD
2016/02/12
(240) 448-8
Wireless
Sprint Spectrum L.P.
2011/10/24
(240) 448-9
Wireless
Sprint Spectrum L.P.
2011/10/24
Wireless
New Cingular Wireless PCS, LLC
-
(240) 449-0
Wireless
New Cingular Wireless PCS, LLC
2003/11/12
(240) 449-1
Landline
Ctc Communications Corp. - MD
2005/08/09
(240) 449-2
Wireless
New Cingular Wireless PCS, LLC
2003/04/02
(240) 449-3
Landline
Level 3 Communications, LLC - AK
2006/04/11
(240) 449-4
Landline
Bandwidth.com CLEC, LLC - MD
2011/04/08
(240) 449-5
Wireless
New Cingular Wireless PCS, LLC
2005/03/14
(240) 449-6
Wireless
New Cingular Wireless PCS, LLC
2005/03/14
(240) 449-7
Wireless
New Cingular Wireless PCS, LLC
2005/03/14
(240) 449-8
Landline
Level 3 Communications, LLC - AK
2006/04/11
(240) 449-9
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 450-0
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 450-1
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 450-2
Landline
Level 3 Communications, LLC - AK
2005/03/08
(240) 450-3
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 450-4
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 450-5
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 450-6
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 450-7
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 450-8
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 450-9
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
Landline
Broadvox-clec, LLC - MD
2016/09/02
(240) 451-0
Landline
Bandwidth.com CLEC, LLC - MD
2017/07/05
(240) 451-1
Landline
Bandwidth.com CLEC, LLC - MD
2017/07/05
(240) 451-2
Landline
Mci Worldcom Communications, Inc - MO
2018/06/06
(240) 451-3
Landline
Core Communications, Inc. - MD
2018/05/24
(240) 451-4
Landline
Core Communications, Inc. - MD
2018/05/24
(240) 451-5
Landline
Core Communications, Inc. - MD
2018/05/24
(240) 451-6
Landline
Telnyx LLC
2017/07/27
(240) 451-7
Landline
Centurylink Communications LLC
2016/09/23
(240) 451-8
Landline
Broadvox-clec, LLC - MD
2016/09/06
(240) 451-9
Landline
Broadvox-clec, LLC - MD
2016/09/06
Landline
Lumos Networks Inc. - VA
2010/07/22
(240) 452-0
Landline
Bandwidth.com CLEC, LLC - MD
2011/05/03
(240) 452-1
Landline
Bandwidth.com CLEC, LLC - MD
2011/05/03
(240) 452-2
Wireless
Sprint Spectrum L.P. - MD
2011/04/18
(240) 452-3
Landline
Lumos Networks Inc. - VA
2010/07/23
(240) 452-4
Landline
Level 3 Communications, LLC - AK
2010/12/14
(240) 452-5
Wireless
Sprint Spectrum L.P. - MD
2011/04/18
(240) 452-6
Wireless
Sprint Spectrum L.P. - MD
2011/04/18
(240) 452-7
Wireless
Sprint Spectrum L.P. - MD
2011/04/18
(240) 452-8
Wireless
Sprint Spectrum L.P. - MD
2011/04/18
(240) 452-9
Wireless
Sprint Spectrum L.P. - MD
2011/04/18
Landline
Verizon Maryland, Inc.
-
(240) 453-0
Landline
Verizon Maryland, Inc.
-
(240) 453-1
Wireless
Omnipoint Communications Cap Operations, LLC
2017/01/05
(240) 453-2
Landline
Verizon Maryland, Inc.
-
(240) 453-3
Landline
Verizon Maryland, Inc.
-
(240) 453-4
Landline
Broadvox-clec, LLC - MD
2014/10/10
(240) 453-5
Landline
Verizon Maryland, Inc.
-
(240) 453-6
Landline
Verizon Maryland, Inc.
-
(240) 453-7
Landline
Verizon Maryland, Inc.
-
(240) 453-8
Landline
Verizon Maryland, Inc.
-
(240) 453-9
Landline
Verizon Maryland, Inc.
-
Landline
Paetec Communications, Inc. - CA
2005/04/22
(240) 454-0
Landline
Onvoy, LLC - DC
2008/11/05
(240) 454-1
Wireless
Cellco Partnership DBA Verizon Wireless
2010/06/03
(240) 454-2
Wireless
Cellco Partnership DBA Verizon Wireless
2011/01/04
(240) 454-3
Landline
Bandwidth.com CLEC, LLC - MD
2011/04/08
(240) 454-4
Wireless
Cellco Partnership DBA Verizon Wireless
2011/03/03
(240) 454-5
Landline
Bandwidth.com CLEC, LLC - MD
2011/04/08
(240) 454-6
Landline
Paetec Communications, Inc. - CA
2006/11/22
(240) 454-7
Landline
Paetec Communications, Inc. - CA
2005/09/21
(240) 454-8
Landline
Xo Maryland, LLC
2006/07/17
(240) 454-9
Landline
Xo Maryland, LLC
2006/07/17
Landline
Paetec Communications, Inc. - CA
2001/06/20
(240) 455-0
Landline
Paetec Communications, Inc. - CA
-
(240) 455-1
Landline
Paetec Communications, Inc. - CA
-
(240) 455-2
Wireless
Sprint Spectrum L.P.
2004/10/05
(240) 455-3
Landline
Level 3 Communications, LLC - AK
2004/12/27
(240) 455-4
Landline
Level 3 Communications, LLC - AK
2002/12/23
(240) 455-5
Landline
Level 3 Communications, LLC - AK
2004/12/27
(240) 455-6
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2007/06/11
(240) 455-7
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2007/06/11
(240) 455-8
Wireless
Sprint Spectrum L.P.
2005/07/14
(240) 455-9
Landline
Paetec Communications, Inc. - CA
-
Landline
Verizon Maryland, Inc.
-
(240) 456-0
Landline
Verizon Maryland, Inc.
-
(240) 456-1
Landline
Cbeyond Comm, LLC MD
2008/05/21
(240) 456-2
Landline
Verizon Maryland, Inc.
-
(240) 456-3
Landline
Verizon Maryland, Inc.
-
(240) 456-4
Landline
Verizon Maryland, Inc.
-
(240) 456-5
Landline
Verizon Maryland, Inc.
-
(240) 456-6
Landline
Verizon Maryland, Inc.
-
(240) 456-7
Landline
Verizon Maryland, Inc.
-
(240) 456-8
Landline
Verizon Maryland, Inc.
-
(240) 456-9
Landline
Verizon Maryland, Inc.
-
Wireless
Cellco Partnership DBA Verizon Wireless
2008/09/04
(240) 457-0
Wireless
Cellco Partnership DBA Verizon Wireless
2008/09/09
(240) 457-1
Wireless
Cellco Partnership DBA Verizon Wireless
2010/06/03
(240) 457-2
Wireless
Cellco Partnership DBA Verizon Wireless
2011/01/04
(240) 457-3
Wireless
Cellco Partnership DBA Verizon Wireless
2011/06/15
(240) 457-4
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2011/06/08
(240) 457-5
Wireless
Sprint Spectrum L.P.
2011/09/29
(240) 457-6
Wireless
Sprint Spectrum L.P.
2011/09/29
(240) 457-7
Wireless
Cellco Partnership DBA Verizon Wireless
2009/08/05
(240) 457-8
Wireless
Sprint Spectrum L.P.
2011/06/27
(240) 457-9
Landline
Bandwidth.com CLEC, LLC - MD
2009/01/09
Wireless
Cellco Partnership DBA Verizon Wireless
2011/10/04
(240) 458-0
Wireless
Cellco Partnership DBA Verizon Wireless
2014/06/17
(240) 458-1
Wireless
Sprint Spectrum L.P.
2011/10/24
(240) 458-2
Wireless
Sprint Spectrum L.P.
2011/10/24
(240) 458-3
Wireless
Sprint Spectrum L.P.
2011/10/24
(240) 458-4
Wireless
Sprint Spectrum L.P.
2011/10/24
(240) 458-5
Wireless
Sprint Spectrum L.P.
2011/10/24
(240) 458-6
Wireless
Sprint Spectrum L.P.
2011/10/24
(240) 458-7
Wireless
Sprint Spectrum L.P.
2011/10/24
(240) 458-8
Wireless
Sprint Spectrum L.P.
2011/10/24
(240) 458-9
Wireless
Sprint Spectrum L.P.
2011/10/24
Wireless
Cellco Partnership DBA Verizon Wireless
2010/07/27
(240) 459-0
Wireless
Cellco Partnership DBA Verizon Wireless
2010/07/28
(240) 459-1
Landline
Paetec Communications, Inc. - CA
2011/05/27
(240) 459-2
Wireless
Cellco Partnership DBA Verizon Wireless
2011/06/24
(240) 459-3
Landline
Bandwidth.com CLEC, LLC - MD
2011/01/31
(240) 459-4
Wireless
New Cingular Wireless PCS, LLC
2011/04/08
(240) 459-5
Wireless
Cellco Partnership DBA Verizon Wireless
2011/05/04
(240) 459-6
Landline
Xo Maryland, LLC
2011/03/22
(240) 459-7
Landline
Centurylink Communications LLC
2013/08/01
(240) 459-8
Landline
Bandwidth.com CLEC, LLC - MD
2011/06/07
(240) 459-9
Wireless
Cellco Partnership DBA Verizon Wireless
2011/05/24
(240) 460
Wireless
New Cingular Wireless PCS, LLC
-
(240) 461
Wireless
New Cingular Wireless PCS, LLC
-
(240) 462
Wireless
Sprint Spectrum L.P.
-
(240) 463
Wireless
New Cingular Wireless PCS, LLC
-
Wireless
Sprint Spectrum L.P.
-
(240) 464-0
Wireless
Sprint Spectrum L.P.
2005/12/01
(240) 464-1
Wireless
Sprint Spectrum L.P.
2003/09/17
(240) 464-2
Wireless
Sprint Spectrum L.P.
2006/08/16
(240) 464-3
Wireless
Sprint Spectrum L.P.
2003/09/17
(240) 464-4
Wireless
Sprint Spectrum L.P.
2003/10/13
(240) 464-5
Wireless
Omnipoint Communications Cap Operations, LLC
2005/08/26
(240) 464-6
Wireless
Sprint Spectrum L.P.
2003/11/10
(240) 464-7
Wireless
Sprint Spectrum L.P.
2003/12/05
(240) 464-8
Wireless
Sprint Spectrum L.P.
2003/12/05
(240) 464-9
Wireless
Sprint Spectrum L.P.
2006/08/02
(240) 465
Landline
Peerless Network of Maryland, LLC
-
Wireless
New Cingular Wireless PCS, LLC
2001/07/10
(240) 466-0
Landline
Baltimore-washington Telephone (Bwt)
2015/05/27
(240) 466-1
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/17
(240) 466-2
Wireless
New Cingular Wireless PCS, LLC
2013/04/25
(240) 466-3
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2015/02/26
(240) 466-4
Landline
Bandwidth.com CLEC, LLC - MD
2007/09/24
(240) 466-5
Landline
Level 3 Communications, LLC - AK
2012/11/07
(240) 466-6
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(240) 466-7
Landline
Centurylink Communications LLC
2014/05/14
(240) 466-8
Landline
Bandwidth.com CLEC, LLC - MD
2010/07/20
(240) 466-9
Landline
Broadvox-clec, LLC - MD
2015/05/28
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2013/04/25
(240) 467-0
Wireless
Omnipoint Communications Cap Operations, LLC
2013/06/25
(240) 467-1
Wireless
Omnipoint Communications Cap Operations, LLC
2013/06/25
(240) 467-2
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2013/04/25
(240) 467-3
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2013/09/09
(240) 467-4
Wireless
Omnipoint Communications Cap Operations, LLC
2013/11/12
(240) 467-5
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2013/12/11
(240) 467-6
Wireless
Omnipoint Communications Cap Operations, LLC
2013/11/12
(240) 467-7
Wireless
Omnipoint Communications Cap Operations, LLC
2013/08/21
(240) 467-8
Wireless
Omnipoint Communications Cap Operations, LLC
2013/08/21
(240) 467-9
Landline
Local Access LLC - MD
2013/08/12
Wireless
Sprint Spectrum L.P.
2007/11/16
(240) 468-0
Wireless
Sprint Spectrum L.P.
2007/11/21
(240) 468-1
Wireless
Sprint Spectrum L.P.
2007/11/21
(240) 468-2
Wireless
Sprint Spectrum L.P.
2007/11/21
(240) 468-3
Wireless
Sprint Spectrum L.P.
2007/11/21
(240) 468-4
Landline
Bandwidth.com CLEC, LLC - MD
2010/05/27
(240) 468-5
Wireless
Sprint Spectrum L.P.
2007/11/21
(240) 468-6
Wireless
Sprint Spectrum L.P.
2007/11/21
(240) 468-7
Landline
Bandwidth.com CLEC, LLC - MD
2010/05/27
(240) 468-8
Wireless
Sprint Spectrum L.P.
2007/11/21
(240) 468-9
Wireless
Sprint Spectrum L.P.
2007/11/21
Wireless
Sprint Spectrum L.P. - MD
2008/02/14
(240) 469-0
Wireless
Omnipoint Communications Cap Operations, LLC
2008/06/17
(240) 469-1
Wireless
Sprint Spectrum L.P. - MD
2011/03/03
(240) 469-2
Landline
Telcove Operations, Inc. - MD
2008/04/01
(240) 469-3
Landline
Ymax Communications Corp. - MD
2009/03/03
(240) 469-4
Landline
Bandwidth.com CLEC, LLC - MD
2008/09/12
(240) 469-5
Wireless
Sprint Spectrum L.P. - MD
2009/12/23
(240) 469-6
Landline
Verizon Maryland, Inc.
2009/12/09
(240) 469-7
Wireless
New Cingular Wireless PCS, LLC
2008/11/26
(240) 469-8
Wireless
Sprint Spectrum L.P. - MD
2008/02/14
(240) 469-9
Wireless
Sprint Spectrum L.P. - MD
2008/02/14
Wireless
Cellco Partnership DBA Verizon Wireless
2011/10/04
(240) 470-0
Wireless
Cellco Partnership DBA Verizon Wireless
2011/10/05
(240) 470-1
Landline
Local Access LLC - MD
2013/08/12
(240) 470-2
Wireless
Metro PCS, Inc.
2013/05/22
(240) 470-3
Wireless
Metro PCS, Inc.
2013/07/02
(240) 470-4
Wireless
New Cingular Wireless PCS, LLC
2015/11/09
(240) 470-5
Wireless
New Cingular Wireless PCS, LLC
2015/11/09
(240) 470-6
Wireless
New Cingular Wireless PCS, LLC
2015/11/09
(240) 470-7
Landline
Broadvox-clec, LLC - MD
2015/05/28
(240) 470-8
Wireless
Omnipoint Communications Cap Operations, LLC
2015/07/10
(240) 470-9
Wireless
Omnipoint Communications Cap Operations, LLC
2011/11/09
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 471-0
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 471-1
Landline
Level 3 Communications, LLC - AK
-
(240) 471-2
Landline
Level 3 Communications, LLC - AK
-
(240) 471-3
Landline
Paetec Communications, Inc. - CA
2005/02/02
(240) 471-4
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 471-5
Wireless
Metro PCS, Inc.
2013/05/23
(240) 471-6
Landline
Broadvox-clec, LLC - MD
2014/10/10
(240) 471-7
Landline
Level 3 Communications, LLC - AK
-
(240) 471-8
Landline
Level 3 Communications, LLC - AK
-
(240) 471-9
Landline
Global Crossing Local Services, Inc. - KY
-
(240) 472
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 473-0
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 473-1
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 473-2
Landline
Bandwidth.com CLEC, LLC - MD
2010/05/28
(240) 473-3
Landline
Bandwidth.com CLEC, LLC - MD
2010/05/28
(240) 473-4
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 473-5
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 473-6
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 473-7
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 473-8
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(240) 473-9
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
Landline
Baltimore-washington Telephone (Bwt)
2015/05/22
(240) 474-0
Landline
Onvoy, LLC - MD
2016/02/04
(240) 474-1
Wireless
New Cingular Wireless PCS, LLC
2015/06/15
(240) 474-2
Wireless
New Cingular Wireless PCS, LLC
2015/06/15
(240) 474-3
Wireless
New Cingular Wireless PCS, LLC
2015/06/15
(240) 474-4
Landline
Baltimore-washington Telephone (Bwt)
2015/05/27
(240) 474-5
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2015/09/02
(240) 474-6
Wireless
Metro PCS, Inc.
2015/11/16
(240) 474-7
Wireless
New Cingular Wireless PCS, LLC
2015/09/17
(240) 474-8
Wireless
New Cingular Wireless PCS, LLC
2015/12/09
(240) 474-9
Landline
Onvoy, LLC - MD
2016/02/04
(240) 475
Wireless
New Cingular Wireless PCS, LLC
-
(240) 476
Wireless
Omnipoint Communications Cap Operations, LLC
2001/02/21
Landline
Lightwave Communications, LLC - MD
2005/05/20
(240) 477-0
Wireless
New Cingular Wireless PCS, LLC
2008/05/27
(240) 477-1
Landline
Lightwave Communications, LLC - MD
2005/05/23
(240) 477-2
Wireless
New Cingular Wireless PCS, LLC
2006/03/22
(240) 477-3
Wireless
New Cingular Wireless PCS, LLC
2006/03/22
(240) 477-4
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2006/05/10
(240) 477-5
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2006/05/10
(240) 477-6
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2006/07/21
(240) 477-7
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2006/07/21
(240) 477-8
Landline
Comcast Phone of Northern Maryland, Inc. - MD
2006/07/21
(240) 477-9
Wireless
New Cingular Wireless PCS, LLC
2008/05/27
Wireless
New Cingular Wireless PCS, LLC
2004/07/27
(240) 478-0
Wireless
Omnipoint Communications Cap Operations, LLC
2005/12/27
(240) 478-1
Wireless
New Cingular Wireless PCS, LLC
2004/08/25
(240) 478-2
Wireless
New Cingular Wireless PCS, LLC
2004/08/25
(240) 478-3
Wireless
New Cingular Wireless PCS, LLC
2004/08/25
(240) 478-4
Wireless
Omnipoint Communications Cap Operations, LLC
2005/11/11
(240) 478-5
Wireless
Omnipoint Communications Cap Operations, LLC
2005/11/23
(240) 478-6
Landline
Level 3 Communications, LLC - AK
2005/12/29
(240) 478-7
Wireless
Cellco Partnership DBA Verizon Wireless
2006/02/06
(240) 478-8
Wireless
Cellco Partnership DBA Verizon Wireless
2006/01/05
(240) 478-9
Wireless
Cellco Partnership DBA Verizon Wireless
2006/01/05
Wireless
Cellco Partnership DBA Verizon Wireless
2008/04/07
(240) 479-0
Wireless
Cellco Partnership DBA Verizon Wireless
2008/04/10
(240) 479-1
Wireless
Cellco Partnership DBA Verizon Wireless
2008/04/10
(240) 479-2
Landline
Paetec Communications, Inc. - CA
2008/09/15
(240) 479-3
Landline
Ymax Communications Corp. - MD
2008/09/24
(240) 479-4
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(240) 479-5
Wireless
Omnipoint Communications Cap Operations, LLC
2008/10/16
(240) 479-6
Wireless
Sprint Spectrum L.P.
2008/11/17
(240) 479-7
Landline
Paetec Communications, Inc. - CA
2009/11/16
(240) 479-8
Wireless
Cellco Partnership DBA Verizon Wireless
2010/05/05
(240) 479-9
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/17
Wireless
Sprint Spectrum L.P.
2010/09/27
(240) 480-0
Wireless
Sprint Spectrum L.P.
2010/09/29
(240) 480-1
Wireless
Sprint Spectrum L.P.
2010/09/29
(240) 480-2
Wireless
Sprint Spectrum L.P.
2010/09/29
(240) 480-3
Wireless
Sprint Spectrum L.P.
2010/09/29
(240) 480-4
Wireless
Sprint Spectrum L.P.
2010/09/29
(240) 480-5
Wireless
Sprint Spectrum L.P.
2010/09/29
(240) 480-6
Wireless
Sprint Spectrum L.P.
2010/09/29
(240) 480-7
Wireless
Sprint Spectrum L.P.
2010/09/29
(240) 480-8
Wireless
Sprint Spectrum L.P.
2010/09/29
(240) 480-9
Wireless
Sprint Spectrum L.P.
2010/09/29
Wireless
Omnipoint Communications Cap Operations, LLC
2001/05/11
(240) 481-0
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 481-1
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 481-2
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 481-3
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 481-4
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 481-5
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 481-6
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 481-7
Wireless
Omnipoint Communications Cap Operations, LLC
2002/11/25
(240) 481-8
Wireless
Omnipoint Communications Cap Operations, LLC
2002/11/25
(240) 481-9
Wireless
Omnipoint Communications Cap Operations, LLC
-
Landline
Us Lec of Maryland, Inc.
-
(240) 482-0
Landline
Us Lec of Maryland, Inc.
-
(240) 482-1
Landline
Us Lec of Maryland, Inc.
-
(240) 482-2
Landline
Us Lec of Maryland, Inc.
-
(240) 482-3
Landline
Us Lec of Maryland, Inc.
-
(240) 482-4
Landline
Us Lec of Maryland, Inc.
-
(240) 482-5
Wireless
Sprint Spectrum L.P.
2004/11/30
(240) 482-6
Wireless
Sprint Spectrum L.P.
2005/06/28
(240) 482-7
Wireless
Sprint Spectrum L.P.
2005/06/28
(240) 482-8
Landline
Level 3 Communications, LLC - AK
2004/12/01
(240) 482-9
Wireless
Sprint Spectrum L.P.
2007/08/27
Landline
Comcast Phone of Northern Maryland, Inc. - MD
-
(240) 483-0
Landline
Comcast Phone of Northern Maryland, Inc. - MD
-
(240) 483-1
Wireless
Sprint Spectrum L.P.
2004/02/25
(240) 483-2
Wireless
Sprint Spectrum L.P.
2004/01/23
(240) 483-3
Wireless
Sprint Spectrum L.P.
2004/01/23
(240) 483-4
Landline
Level 3 Communications, LLC - AK
2002/12/23
(240) 483-5
Wireless
Sprint Spectrum L.P.
2004/01/14
(240) 483-6
Wireless
Sprint Spectrum L.P.
2003/10/30
(240) 483-7
Wireless
Sprint Spectrum L.P.
2003/09/05
(240) 483-8
Wireless
Sprint Spectrum L.P.
2003/09/05
(240) 483-9
Wireless
Sprint Spectrum L.P.
2003/08/11
Wireless
New Cingular Wireless PCS, LLC
2017/06/12
(240) 484-0
Wireless
New Cingular Wireless PCS, LLC
2017/08/17
(240) 484-1
Wireless
New Cingular Wireless PCS, LLC
2017/08/17
(240) 484-2
Wireless
New Cingular Wireless PCS, LLC
2017/08/17
(240) 484-3
Wireless
New Cingular Wireless PCS, LLC
2017/08/17
(240) 484-4
Wireless
New Cingular Wireless PCS, LLC
2017/09/21
(240) 484-5
Wireless
New Cingular Wireless PCS, LLC
2017/09/21
(240) 484-6
Wireless
New Cingular Wireless PCS, LLC
2017/09/21
(240) 484-7
Wireless
New Cingular Wireless PCS, LLC
2017/11/16
(240) 484-8
Wireless
New Cingular Wireless PCS, LLC
2017/11/16
(240) 484-9
Wireless
New Cingular Wireless PCS, LLC
2017/06/14
Landline
Us Lec of Maryland, Inc.
-
(240) 485-0
Landline
Us Lec of Maryland, Inc.
-
(240) 485-1
Landline
Us Lec of Maryland, Inc.
-
(240) 485-2
Landline
Us Lec of Maryland, Inc.
-
(240) 485-3
Landline
Us Lec of Maryland, Inc.
-
(240) 485-4
Wireless
New Cingular Wireless PCS, LLC
2003/10/15
(240) 485-5
Landline
Us Lec of Maryland, Inc.
-
(240) 485-6
Wireless
New Cingular Wireless PCS, LLC
2003/10/15
(240) 485-7
Wireless
New Cingular Wireless PCS, LLC
2004/01/15
(240) 485-8
Wireless
New Cingular Wireless PCS, LLC
2004/01/15
(240) 485-9
Wireless
New Cingular Wireless PCS, LLC
2014/10/27
Wireless
Omnipoint Communications Cap Operations, LLC
2001/03/12
(240) 486-0
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 486-1
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 486-2
Wireless
Omnipoint Communications Cap Operations, LLC
2007/11/19
(240) 486-3
Wireless
Omnipoint Communications Cap Operations, LLC
2008/05/19
(240) 486-4
Wireless
Omnipoint Communications Cap Operations, LLC
2008/05/19
(240) 486-5
Wireless
Omnipoint Communications Cap Operations, LLC
2007/06/20
(240) 486-6
Wireless
Omnipoint Communications Cap Operations, LLC
-
(240) 486-7
Wireless
Omnipoint Communications Cap Operations, LLC
2007/11/05
(240) 486-8
Wireless
Omnipoint Communications Cap Operations, LLC
2014/09/10
(240) 486-9
Wireless