Catonsville, Maryland Area Codes

Map of Catonsville

Local time – 1 timezone

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Atlantic timezone

Prefixes – 59 codes

Prefix
Type
Location
Carrier
Assigned
(410) 206
Wireless
New Cingular Wireless PCS, LLC
-
(410) 227
Wireless
New Cingular Wireless PCS, LLC
-
(410) 245
Wireless
New Cingular Wireless PCS, LLC
-
(410) 292
Wireless
New Cingular Wireless PCS, LLC
-
(410) 294
Wireless
New Cingular Wireless PCS, LLC
-
Prefix
Type
Location
Carrier
Assigned
(410) 302
Wireless
New Cingular Wireless PCS, LLC
-
(410) 370
Wireless
New Cingular Wireless PCS, LLC
-
Prefix
Type
Location
Carrier
Assigned
Landline
Mcimetro Access Transmission Services LLC
-
(410) 402-0
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 402-1
Landline
Mcimetro Access Transmission Services LLC
-
(410) 402-2
Landline
Mcimetro Access Transmission Services LLC
-
(410) 402-3
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 402-4
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 402-5
Landline
Bandwidth.com CLEC, LLC - MD
2010/11/03
(410) 402-6
Landline
Mcimetro Access Transmission Services LLC
-
(410) 402-7
Landline
Mcimetro Access Transmission Services LLC
-
(410) 402-8
Landline
Mcimetro Access Transmission Services LLC
-
(410) 402-9
Landline
Mcimetro Access Transmission Services LLC
-
(410) 428
Wireless
New Cingular Wireless PCS, LLC
-
(410) 440
Wireless
New Cingular Wireless PCS, LLC
-
(410) 446
Wireless
New Cingular Wireless PCS, LLC
-
(410) 455
Landline
Verizon Maryland, Inc.
-
Wireless
New Cingular Wireless PCS, LLC
-
(410) 491-0
Wireless
New Cingular Wireless PCS, LLC
-
(410) 491-1
Wireless
New Cingular Wireless PCS, LLC
-
(410) 491-2
Wireless
New Cingular Wireless PCS, LLC
-
(410) 491-3
Wireless
New Cingular Wireless PCS, LLC
-
(410) 491-4
Wireless
New Cingular Wireless PCS, LLC
-
(410) 491-5
Wireless
New Cingular Wireless PCS, LLC
-
(410) 491-6
Wireless
New Cingular Wireless PCS, LLC
-
(410) 491-7
Wireless
New Cingular Wireless PCS, LLC
-
(410) 491-8
Wireless
New Cingular Wireless PCS, LLC
-
(410) 491-9
Wireless
New Cingular Wireless PCS, LLC
-
Prefix
Type
Location
Carrier
Assigned
Wireless
New Cingular Wireless PCS, LLC
-
(410) 530-0
Wireless
New Cingular Wireless PCS, LLC
-
(410) 530-1
Wireless
New Cingular Wireless PCS, LLC
-
(410) 530-2
Wireless
New Cingular Wireless PCS, LLC
-
(410) 530-3
Wireless
New Cingular Wireless PCS, LLC
-
(410) 530-4
Wireless
New Cingular Wireless PCS, LLC
-
(410) 530-5
Wireless
New Cingular Wireless PCS, LLC
-
(410) 530-6
Wireless
New Cingular Wireless PCS, LLC
-
(410) 530-7
Wireless
New Cingular Wireless PCS, LLC
-
(410) 530-8
Wireless
New Cingular Wireless PCS, LLC
-
(410) 530-9
Wireless
New Cingular Wireless PCS, LLC
-
(410) 599
Wireless
New Cingular Wireless PCS, LLC
-
Prefix
Type
Location
Carrier
Assigned
Wireless
New Cingular Wireless PCS, LLC
-
(410) 608-0
Wireless
New Cingular Wireless PCS, LLC
-
(410) 608-1
Wireless
New Cingular Wireless PCS, LLC
-
(410) 608-2
Wireless
New Cingular Wireless PCS, LLC
-
(410) 608-3
Wireless
New Cingular Wireless PCS, LLC
-
(410) 608-4
Wireless
New Cingular Wireless PCS, LLC
-
(410) 608-5
Wireless
New Cingular Wireless PCS, LLC
-
(410) 608-6
Wireless
New Cingular Wireless PCS, LLC
-
(410) 608-7
Wireless
New Cingular Wireless PCS, LLC
-
(410) 608-8
Wireless
New Cingular Wireless PCS, LLC
-
(410) 608-9
Wireless
New Cingular Wireless PCS, LLC
-
(410) 615
Wireless
New Cingular Wireless PCS, LLC
-
Prefix
Type
Location
Carrier
Assigned
Wireless
New Cingular Wireless PCS, LLC
-
(410) 718-0
Wireless
New Cingular Wireless PCS, LLC
-
(410) 718-1
Wireless
New Cingular Wireless PCS, LLC
-
(410) 718-2
Wireless
New Cingular Wireless PCS, LLC
-
(410) 718-3
Wireless
New Cingular Wireless PCS, LLC
-
(410) 718-4
Wireless
New Cingular Wireless PCS, LLC
-
(410) 718-5
Wireless
New Cingular Wireless PCS, LLC
-
(410) 718-6
Wireless
New Cingular Wireless PCS, LLC
-
(410) 718-7
Wireless
New Cingular Wireless PCS, LLC
-
(410) 718-8
Wireless
New Cingular Wireless PCS, LLC
-
(410) 718-9
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 719
Landline
Verizon Maryland, Inc.
-
(410) 733
Wireless
New Cingular Wireless PCS, LLC
-
(410) 744
Landline
Verizon Maryland, Inc.
-
(410) 747
Landline
Verizon Maryland, Inc.
-
(410) 788
Landline
Verizon Maryland, Inc.
-
Prefix
Type
Location
Carrier
Assigned
(410) 802
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 807-0
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 807-1
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 807-2
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 807-3
Landline
Onvoy, LLC - MD
2012/09/12
(410) 807-4
Landline
Baltimore-washington Telephone (Bwt)
2006/04/17
(410) 807-5
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 807-6
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 807-7
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(410) 807-8
Landline
Peerless Network of Maryland, LLC
2013/03/13
(410) 807-9
Landline
Peerless Network of Maryland, LLC
2013/03/13
Landline
Teleport Communications America - ID - LLC
-
(410) 818-0
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 818-1
Landline
Teleport Communications America - ID - LLC
-
(410) 818-2
Landline
Teleport Communications America - ID - LLC
-
(410) 818-3
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 818-4
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 818-5
Landline
Teleport Communications America - ID - LLC
-
(410) 818-6
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 818-7
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 818-8
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 818-9
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 852
Wireless
New Cingular Wireless PCS, LLC
-
(410) 868
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Verizon Maryland, Inc.
-
(410) 869-0
Landline
Verizon Maryland, Inc.
-
(410) 869-1
Landline
Verizon Maryland, Inc.
-
(410) 869-2
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 869-3
Landline
Verizon Maryland, Inc.
-
(410) 869-4
Landline
Verizon Maryland, Inc.
-
(410) 869-5
Landline
AT&T - Local
2002/11/06
(410) 869-6
Wireless
New Cingular Wireless PCS, LLC
2005/03/24
(410) 869-7
Landline
Verizon Maryland, Inc.
-
(410) 869-8
Landline
Verizon Maryland, Inc.
-
(410) 869-9
Landline
Verizon Maryland, Inc.
-
Prefix
Type
Location
Carrier
Assigned
(410) 917
Wireless
New Cingular Wireless PCS, LLC
-
Wireless
New Cingular Wireless PCS, LLC
-
(410) 926-0
Wireless
New Cingular Wireless PCS, LLC
-
(410) 926-1
Wireless
New Cingular Wireless PCS, LLC
2005/02/05
(410) 926-2
Wireless
New Cingular Wireless PCS, LLC
2005/02/05
(410) 926-3
Landline
Core Communications, Inc.- MD
2019/03/14
(410) 926-4
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 926-5
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 926-6
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 926-7
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 926-8
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 926-9
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
Wireless
New Cingular Wireless PCS, LLC
-
(410) 948-0
Wireless
New Cingular Wireless PCS, LLC
-
(410) 948-1
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 948-2
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 948-3
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 948-4
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 948-5
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 948-6
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 948-7
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 948-8
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 948-9
Wireless
New Cingular Wireless PCS, LLC
2005/03/01
(410) 971
Wireless
New Cingular Wireless PCS, LLC
-
(410) 978
Wireless
New Cingular Wireless PCS, LLC
-
(410) 979
Wireless
New Cingular Wireless PCS, LLC
-
Prefix
Type
Location
Carrier
Assigned
Landline
Local Access LLC - MD
2013/08/16
(443) 251-0
Landline
Onvoy, LLC - MD
2014/08/07
(443) 251-1
Landline
Local Access LLC - MD
2013/08/20
(443) 251-2
Landline
Comcast IP Phone, LLC
2014/01/31
(443) 251-3
Landline
Onvoy, LLC - MD
2014/12/15
(443) 251-4
Landline
Onvoy, LLC - MD
2014/12/15
(443) 251-5
Landline
Comcast IP Phone, LLC
2014/08/11
(443) 251-6
Wireless
Omnipoint Communications Cap Operations, LLC
2014/11/13
(443) 251-7
Landline
Centurylink Communications, LLC LA
2014/03/06
(443) 251-8
Wireless
Omnipoint Communications Cap Operations, LLC
2014/09/10
(443) 251-9
Wireless
Omnipoint Communications Cap Operations, LLC
2013/11/12
Prefix
Type
Location
Carrier
Assigned
Landline
Global Crossing Local Services, Inc. - KY
-
(443) 315-0
Landline
Global Crossing Local Services, Inc. - KY
-
(443) 315-1
Landline
Global Crossing Local Services, Inc. - KY
-
(443) 315-2
Landline
Onvoy, LLC - MD
2013/07/15
(443) 315-3
Wireless
New Cingular Wireless PCS, LLC
2005/01/17
(443) 315-4
Landline
Global Crossing Local Services, Inc. - KY
-
(443) 315-5
Landline
Comcast IP Phone, LLC
2012/04/27
(443) 315-6
Wireless
New Cingular Wireless PCS, LLC
2005/01/17
(443) 315-7
Wireless
New Cingular Wireless PCS, LLC
2005/01/17
(443) 315-8
Wireless
New Cingular Wireless PCS, LLC
2005/01/17
(443) 315-9
Wireless
New Cingular Wireless PCS, LLC
2005/01/17
Landline
Level 3 Communications, LLC - AK
-
(443) 341-0
Landline
Level 3 Communications, LLC - AK
-
(443) 341-1
Landline
Level 3 Communications, LLC - AK
-
(443) 341-2
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2004/01/21
(443) 341-3
Landline
Core Communications, Inc.- MD
2004/03/01
(443) 341-4
Landline
Level 3 Communications, LLC - AK
2003/01/27
(443) 341-5
Landline
Level 3 Communications, LLC - AK
2004/12/16
(443) 341-6
Landline
Comcast IP Phone, LLC
2005/02/10
(443) 341-7
Wireless
New Cingular Wireless PCS, LLC
2005/02/22
(443) 341-8
Landline
Atx Telecommunications Services, Ltd
2004/02/27
(443) 341-9
Landline
Level 3 Communications, LLC - AK
-
Prefix
Type
Location
Carrier
Assigned
(443) 474
Wireless
New Cingular Wireless PCS, LLC
-
Landline
Xo Maryland, LLC
-
(443) 498-0
Landline
Xo Maryland, LLC
-
(443) 498-1
Landline
Xo Maryland, LLC
-
(443) 498-2
Landline
Xo Maryland, LLC
-
(443) 498-3
Wireless
New Cingular Wireless PCS, LLC
2005/02/22
(443) 498-4
Landline
Xo Maryland, LLC
-
(443) 498-5
Landline
Xo Maryland, LLC
-
(443) 498-6
Landline
Core Communications, Inc.- MD
2019/04/12
(443) 498-7
Landline
Core Communications, Inc.- MD
2019/04/12
(443) 498-8
Wireless
New Cingular Wireless PCS, LLC
2005/02/22
(443) 498-9
Landline
Xo Maryland, LLC
-
Prefix
Type
Location
Carrier
Assigned
Landline
Us Lec of Maryland, Inc.
-
(443) 514-0
Landline
Us Lec of Maryland, Inc.
-
(443) 514-1
Landline
Us Lec of Maryland, Inc.
-
(443) 514-2
Landline
Us Lec of Maryland, Inc.
-
(443) 514-3
Landline
Mcimetro Access Transmission Services LLC
2021/04/20
(443) 514-4
Wireless
New Cingular Wireless PCS, LLC
2005/01/17
(443) 514-5
Wireless
New Cingular Wireless PCS, LLC
2005/01/17
(443) 514-6
Wireless
New Cingular Wireless PCS, LLC
2005/01/17
(443) 514-7
Wireless
New Cingular Wireless PCS, LLC
2005/01/17
(443) 514-8
Wireless
New Cingular Wireless PCS, LLC
2005/02/22
(443) 514-9
Wireless
Omnipoint Communications Cap Operations, LLC
2021/05/08
(443) 520
Wireless
New Cingular Wireless PCS, LLC
-
Prefix
Type
Location
Carrier
Assigned
(443) 612
Landline
Verizon Maryland, Inc.
-
Wireless
New Cingular Wireless PCS, LLC
2005/08/16
(443) 631-0
Wireless
New Cingular Wireless PCS, LLC
2005/08/19
(443) 631-1
Wireless
New Cingular Wireless PCS, LLC
2005/08/19
(443) 631-2
Wireless
New Cingular Wireless PCS, LLC
2005/08/19
(443) 631-3
Wireless
New Cingular Wireless PCS, LLC
2005/08/19
(443) 631-4
Wireless
New Cingular Wireless PCS, LLC
2005/08/19
(443) 631-5
Wireless
New Cingular Wireless PCS, LLC
2005/08/19
(443) 631-6
Wireless
New Cingular Wireless PCS, LLC
2005/08/19
(443) 631-7
Wireless
New Cingular Wireless PCS, LLC
2005/08/19
(443) 631-9
Wireless
New Cingular Wireless PCS, LLC
2005/08/19
Wireless
Omnipoint Communications Cap Operations, LLC
-
(443) 636-0
Wireless
Omnipoint Communications Cap Operations, LLC
2008/03/03
(443) 636-1
Wireless
Omnipoint Communications Cap Operations, LLC
2007/05/17
(443) 636-2
Landline
Paetec Communications, Inc. - CA
2006/01/27
(443) 636-3
Landline
Ctc Communications Corp. - MD
2006/01/31
(443) 636-4
Landline
Peerless Network of Maryland, LLC
2013/04/05
(443) 636-5
Landline
Comcast IP Phone, LLC
2007/08/01
(443) 636-6
Landline
Ymax Communications Corp. - MD
2007/07/24
(443) 636-7
Wireless
Omnipoint Communications Cap Operations, LLC
2008/06/17
(443) 636-8
Landline
Ymax Communications Corp. - MD
2008/06/27
(443) 636-9
Landline
Ymax Communications Corp. - MD
2008/06/27
Wireless
New Cingular Wireless PCS, LLC
2001/01/15
(443) 668-0
Wireless
New Cingular Wireless PCS, LLC
-
(443) 668-1
Wireless
New Cingular Wireless PCS, LLC
-
(443) 668-2
Wireless
New Cingular Wireless PCS, LLC
-
(443) 668-3
Wireless
New Cingular Wireless PCS, LLC
-
(443) 668-4
Wireless
New Cingular Wireless PCS, LLC
-
(443) 668-5
Wireless
New Cingular Wireless PCS, LLC
-
(443) 668-6
Wireless
New Cingular Wireless PCS, LLC
-
(443) 668-7
Wireless
New Cingular Wireless PCS, LLC
-
(443) 668-8
Wireless
New Cingular Wireless PCS, LLC
-
(443) 668-9
Wireless
New Cingular Wireless PCS, LLC
2005/04/13
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2001/05/10
(443) 670-0
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(443) 670-1
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(443) 670-2
Wireless
New Cingular Wireless PCS, LLC
2005/02/22
(443) 670-3
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(443) 670-4
Wireless
New Cingular Wireless PCS, LLC
2005/02/22
(443) 670-5
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(443) 670-6
Wireless
New Cingular Wireless PCS, LLC
2005/02/22
(443) 670-7
Wireless
New Cingular Wireless PCS, LLC
2005/02/22
(443) 670-8
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(443) 670-9
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(443) 697
Landline
Global Naps South, Inc. - MD
-
Prefix
Type
Location
Carrier
Assigned
Landline
Xo Maryland, LLC
-
(443) 710-0
Landline
Xo Maryland, LLC
-
(443) 710-1
Wireless
New Cingular Wireless PCS, LLC
2005/02/22
(443) 710-2
Wireless
New Cingular Wireless PCS, LLC
2005/02/22
(443) 710-3
Wireless
New Cingular Wireless PCS, LLC
2005/02/22
(443) 710-4
Landline
Xo Maryland, LLC
-
(443) 710-5
Wireless
New Cingular Wireless PCS, LLC
2005/02/22
(443) 710-6
Wireless
New Cingular Wireless PCS, LLC
2005/02/22
(443) 710-7
Wireless
New Cingular Wireless PCS, LLC
2005/02/22
(443) 710-8
Landline
Xo Maryland, LLC
-
(443) 710-9
Wireless
New Cingular Wireless PCS, LLC
2005/02/22
Wireless
New Cingular Wireless PCS, LLC
2001/07/23
(443) 765-0
Wireless
New Cingular Wireless PCS, LLC
-
(443) 765-1
Wireless
New Cingular Wireless PCS, LLC
2005/01/10
(443) 765-2
Wireless
New Cingular Wireless PCS, LLC
2005/01/10
(443) 765-3
Wireless
New Cingular Wireless PCS, LLC
2005/01/10
(443) 765-4
Wireless
New Cingular Wireless PCS, LLC
2005/01/10
(443) 765-5
Wireless
New Cingular Wireless PCS, LLC
2005/01/10
(443) 765-6
Wireless
New Cingular Wireless PCS, LLC
2005/01/10
(443) 765-7
Wireless
New Cingular Wireless PCS, LLC
2005/01/10
(443) 765-8
Wireless
New Cingular Wireless PCS, LLC
2005/01/10
(443) 765-9
Wireless
New Cingular Wireless PCS, LLC
2005/04/13
Prefix
Type
Location
Carrier
Assigned
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2001/08/21
(443) 830-0
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(443) 830-1
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(443) 830-2
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(443) 830-4
Landline
Twilio International, Inc.
2020/11/25
(443) 830-5
Landline
Onvoy, LLC - MD
2021/06/15
(443) 830-6
Landline
Onvoy, LLC - MD
2021/06/15
(443) 830-8
Landline
Radiantiq LLC
2021/03/22
(443) 830-9
Wireless
Onvoy Spectrum, LLC
2021/04/23
Wireless
New Cingular Wireless PCS, LLC
2005/05/04
(443) 840-0
Wireless
New Cingular Wireless PCS, LLC
2005/05/05
(443) 840-1
Landline
Verizon Maryland, Inc.
2008/05/27
(443) 840-2
Landline
Verizon Maryland, Inc.
2008/05/27
(443) 840-3
Landline
Verizon Maryland, Inc.
2008/05/27
(443) 840-4
Landline
Verizon Maryland, Inc.
2008/05/27
(443) 840-5
Landline
Verizon Maryland, Inc.
2008/05/27
(443) 840-6
Landline
Bandwidth.com CLEC, LLC - MD
2010/05/28
(443) 840-7
Landline
Bandwidth.com CLEC, LLC - MD
2011/07/05
(443) 840-8
Landline
Bandwidth.com CLEC, LLC - MD
2011/07/05
(443) 840-9
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
Wireless
Omnipoint Communications Cap Operations, LLC
2001/08/21
(443) 851-0
Wireless
Omnipoint Communications Cap Operations, LLC
-
(443) 851-1
Wireless
Omnipoint Communications Cap Operations, LLC
-
(443) 851-2
Wireless
New Cingular Wireless PCS, LLC
2005/04/13
(443) 851-3
Wireless
Omnipoint Communications Cap Operations, LLC
-
(443) 851-4
Wireless
New Cingular Wireless PCS, LLC
2005/04/13
(443) 851-5
Wireless
New Cingular Wireless PCS, LLC
2005/04/13
(443) 851-6
Wireless
Omnipoint Communications Cap Operations, LLC
-
(443) 851-7
Wireless
New Cingular Wireless PCS, LLC
2005/04/13
(443) 851-8
Wireless
New Cingular Wireless PCS, LLC
2005/04/13
(443) 851-9
Wireless
Omnipoint Communications Cap Operations, LLC
-
Wireless
New Cingular Wireless PCS, LLC
2005/05/04
(443) 860-0
Landline
Bandwidth.com CLEC, LLC - MD
2011/07/19
(443) 860-1
Wireless
New Cingular Wireless PCS, LLC
2005/05/05
(443) 860-2
Landline
Bandwidth.com CLEC, LLC - MD
2011/07/19
(443) 860-3
Landline
Mcimetro Access Transmission Services LLC
2008/09/11
(443) 860-4
Landline
Mcimetro Access Transmission Services LLC
2010/12/16
(443) 860-5
Landline
Mcimetro Access Transmission Services LLC
2011/01/06
(443) 860-6
Landline
Bandwidth.com CLEC, LLC - MD
2011/07/19
(443) 860-7
Landline
Mcimetro Access Transmission Services LLC
2011/10/25
(443) 860-8
Landline
Peerless Network of Maryland, LLC
2013/04/05
(443) 860-9
Landline
Comcast IP Phone, LLC
2006/11/15
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2010/05/05
(443) 887-0
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2010/05/05
(443) 887-1
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2010/05/05
(443) 887-2
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2010/05/05
(443) 887-3
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2010/05/05
(443) 887-4
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2010/05/05
(443) 887-5
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2010/05/05
(443) 887-6
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2010/05/05
(443) 887-7
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2010/05/05
(443) 887-8
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2010/05/05
(443) 887-9
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2010/05/05
Prefix
Type
Location
Carrier
Assigned
Wireless
New Cingular Wireless PCS, LLC
-
(443) 980-0
Wireless
New Cingular Wireless PCS, LLC
-
(443) 980-1
Wireless
New Cingular Wireless PCS, LLC
-
(443) 980-2
Wireless
New Cingular Wireless PCS, LLC
-
(443) 980-3
Wireless
New Cingular Wireless PCS, LLC
-
(443) 980-4
Wireless
New Cingular Wireless PCS, LLC
-
(443) 980-5
Wireless
New Cingular Wireless PCS, LLC
-
(443) 980-6
Wireless
New Cingular Wireless PCS, LLC
2005/04/13
(443) 980-7
Wireless
New Cingular Wireless PCS, LLC
-
(443) 980-8
Wireless
New Cingular Wireless PCS, LLC
-
(443) 980-9
Wireless
New Cingular Wireless PCS, LLC
-
(443) 996
Wireless
New Cingular Wireless PCS, LLC
-
Prefix
Type
Location
Carrier
Assigned
Landline
Core Communications, Inc.- MD
2018/06/04
(667) 345-0
Landline
Core Communications, Inc.- MD
2018/06/06
(667) 345-1
Landline
Core Communications, Inc.- MD
2018/06/06
(667) 345-3
Wireless
Omnipoint Communications Cap Operations, LLC
2021/06/29
(667) 345-4
Wireless
Omnipoint Communications Cap Operations, LLC
2021/06/29
(667) 345-5
Landline
Onvoy, LLC - MD
2021/04/21
(667) 345-6
Landline
Core Communications, Inc.- MD
2018/06/06
(667) 345-7
Wireless
New Cingular Wireless PCS, LLC
2019/10/10
(667) 345-8
Landline
Onvoy, LLC - MD
2021/03/31
(667) 345-9
Landline
Onvoy, LLC - MD
2021/03/31
Prefix
Type
Location
Carrier
Assigned
Wireless
Omnipoint Communications Cap Operations, LLC
2015/02/20
(667) 802-0
Wireless
Omnipoint Communications Cap Operations, LLC
2015/06/23
(667) 802-1
Landline
Onvoy, LLC - MD
2015/12/22
(667) 802-2
Landline
Onvoy, LLC - MD
2016/02/03
(667) 802-3
Unknown
Barr Tell USA, Inc.
2016/11/18
(667) 802-4
Landline
Onvoy, LLC - MD
2016/02/03
(667) 802-5
Landline
Comcast IP Phone, LLC
2016/11/18
(667) 802-6
Landline
Telnyx LLC
2017/03/02
(667) 802-7
Wireless
Omnipoint Communications Cap Operations, LLC
2019/08/14
(667) 802-8
Landline
Local Access LLC - MD
2016/05/03
(667) 802-9
Wireless
Omnipoint Communications Cap Operations, LLC
2015/02/23