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) 378
Landline
Core Communications, Inc.- MD
-
Wireless
Omnipoint Communications Cap Operations, LLC
2021/01/13
(240) 410-0
Landline
Bandwidth.com CLEC, LLC - MD
2021/07/28
(240) 410-1
Landline
Onvoy, LLC - MD
2021/04/21
(240) 410-2
Wireless
Onvoy Spectrum, LLC
2021/04/27
(240) 410-3
Landline
Bandwidth.com CLEC, LLC - MD
2021/07/28
(240) 410-4
Landline
Radiantiq LLC
2021/03/11
(240) 410-5
Landline
Onvoy, LLC - MD
2021/06/15
(240) 410-6
Landline
Onvoy, LLC - MD
2021/06/15
(240) 410-7
Wireless
Omnipoint Communications Cap Operations, LLC
2021/05/04
(240) 410-8
Wireless
Omnipoint Communications Cap Operations, LLC
2021/05/04
(240) 410-9
Wireless
Omnipoint Communications Cap Operations, LLC
2021/01/13
Wireless
Sprint Spectrum, L.P.
2001/12/12
(240) 522-0
Landline
Idt America, Corp. - MD
2007/07/24
(240) 522-1
Wireless
Sprint Spectrum, L.P.
2006/10/02
(240) 522-2
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
2007/09/07
(240) 522-3
Wireless
New Cingular Wireless PCS, LLC
2007/09/13
(240) 522-4
Wireless
New Cingular Wireless PCS, LLC
2008/02/26
(240) 522-5
Wireless
New Cingular Wireless PCS, LLC
2008/03/21
(240) 522-6
Wireless
New Cingular Wireless PCS, LLC
2008/07/07
(240) 522-7
Wireless
New Cingular Wireless PCS, LLC
2008/11/05
(240) 522-8
Wireless
New Cingular Wireless PCS, LLC
2009/05/15
(240) 522-9
Wireless
Sprint Spectrum, L.P.
-
Wireless
Sprint Spectrum, L.P.
2001/06/14
(240) 580-0
Wireless
Sprint Spectrum, L.P.
-
(240) 580-1
Landline
Level 3 Communications, LLC - AK
2005/03/21
(240) 580-2
Landline
Level 3 Communications, LLC - AK
2005/03/21
(240) 580-3
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/05
(240) 580-4
Wireless
Sprint Spectrum, L.P.
2005/11/23
(240) 580-5
Wireless
Sprint Spectrum, L.P.
2005/02/03
(240) 580-6
Wireless
Sprint Spectrum, L.P.
-
(240) 580-7
Wireless
Sprint Spectrum, L.P.
-
(240) 580-8
Landline
Bandwidth.com CLEC, LLC - MD
2010/01/26
(240) 580-9
Landline
Bandwidth.com CLEC, LLC - MD
2010/08/05
Wireless
New Cingular Wireless PCS, LLC
2014/09/11
(240) 609-0
Landline
Bandwidth.com CLEC, LLC - MD
2015/09/28
(240) 609-1
Landline
Idt America, Corp. - MD
2016/07/20
(240) 609-2
Wireless
T-mobile USA, Inc.
2017/03/14
(240) 609-3
Landline
Mcimetro Access Transmission Services LLC
2015/07/09
(240) 609-4
Landline
Centurylink Communications LLC
2016/09/26
(240) 609-5
Wireless
New Cingular Wireless PCS, LLC
2015/12/31
(240) 609-6
Wireless
New Cingular Wireless PCS, LLC
2015/12/31
(240) 609-7
Wireless
New Cingular Wireless PCS, LLC
2015/09/17
(240) 609-8
Wireless
New Cingular Wireless PCS, LLC
2014/09/12
(240) 609-9
Wireless
New Cingular Wireless PCS, LLC
2014/09/12
Landline
Peerless Network of Maryland, LLC
2019/03/06
(240) 664-1
Wireless
T-mobile USA, Inc.
2019/06/20
(240) 664-2
Landline
Core Communications, Inc.- MD
2019/07/15
(240) 664-3
Wireless
T-mobile USA, Inc.
2019/09/12
(240) 664-4
Landline
Core Communications, Inc.- MD
2019/07/15
(240) 664-5
Landline
Core Communications, Inc.- MD
2019/07/15
(240) 664-6
Landline
Core Communications, Inc.- MD
2019/06/10
(240) 664-7
Landline
Core Communications, Inc.- MD
2019/06/10
(240) 664-8
Landline
Core Communications, Inc.- MD
2019/06/10
(240) 664-9
Landline
Peerless Network of Maryland, LLC
2019/03/07
Wireless
New Cingular Wireless PCS, LLC
-
(240) 727-0
Wireless
New Cingular Wireless PCS, LLC
-
(240) 727-1
Wireless
New Cingular Wireless PCS, LLC
-
(240) 727-2
Wireless
New Cingular Wireless PCS, LLC
-
(240) 727-3
Wireless
New Cingular Wireless PCS, LLC
2007/04/17
(240) 727-4
Wireless
New Cingular Wireless PCS, LLC
2007/08/17
(240) 727-5
Wireless
New Cingular Wireless PCS, LLC
-
(240) 727-6
Wireless
New Cingular Wireless PCS, LLC
-
(240) 727-7
Wireless
New Cingular Wireless PCS, LLC
-
(240) 727-8
Wireless
New Cingular Wireless PCS, LLC
-
(240) 727-9
Wireless
New Cingular Wireless PCS, LLC
-
Wireless
New Cingular Wireless PCS, LLC
2012/01/27
(240) 803-0
Landline
Bandwidth.com CLEC, LLC - MD
2012/05/24
(240) 803-1
Landline
Bandwidth.com CLEC, LLC - MD
2012/09/20
(240) 803-2
Landline
Bandwidth.com CLEC, LLC - MD
2012/09/20
(240) 803-3
Landline
Bandwidth.com CLEC, LLC - MD
2012/05/14
(240) 803-4
Landline
Level 3 Communications, LLC - AK
2013/12/24
(240) 803-5
Landline
Bandwidth.com CLEC, LLC - MD
2014/05/02
(240) 803-6
Landline
Teleport Communications America - ID - LLC
2014/01/22
(240) 803-7
Wireless
New Cingular Wireless PCS, LLC
2014/04/04
(240) 803-8
Wireless
New Cingular Wireless PCS, LLC
2012/01/30
(240) 803-9
Wireless
New Cingular Wireless PCS, LLC
2012/01/30
Landline
Peerless Network of Maryland, LLC
2016/08/23
(240) 860-0
Landline
Peerless Network of Maryland, LLC
2016/08/24
(240) 860-1
Landline
Onvoy, LLC - MD
2016/08/30
(240) 860-2
Landline
Onvoy, LLC - MD
2016/08/30
(240) 860-3
Wireless
T-mobile USA, Inc.
2017/03/15
(240) 860-4
Wireless
T-mobile USA, Inc.
2018/09/11
(240) 860-5
Wireless
T-mobile USA, Inc.
2018/09/19
(240) 860-6
Landline
Onvoy, LLC - MD
2020/05/05
(240) 860-7
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
2019/01/17
(240) 860-8
Landline
Telnyx LLC
2017/07/27
(240) 860-9
Landline
Peerless Network of Maryland, LLC
2017/02/06
Landline
Level 3 Communications, LLC - AK
2001/05/03
(240) 920-0
Landline
Level 3 Communications, LLC - AK
-
(240) 920-1
Wireless
Sprint Spectrum, L.P.
2009/06/02
(240) 920-2
Wireless
New Cingular Wireless PCS, LLC
2009/10/30
(240) 920-3
Landline
Ymax Communications Corp. - MD
2009/03/03
(240) 920-4
Wireless
New Cingular Wireless PCS, LLC
2009/10/30
(240) 920-5
Landline
Ymax Communications Corp. - MD
2009/03/03
(240) 920-6
Landline
Bandwidth.com CLEC, LLC - MD
2010/09/28
(240) 920-7
Wireless
New Cingular Wireless PCS, LLC
2010/05/13
(240) 920-8
Wireless
New Cingular Wireless PCS, LLC
2010/05/13
(240) 920-9
Wireless
New Cingular Wireless PCS, LLC
2009/03/18
Landline
Verizon Maryland, Inc.
2008/05/27
(240) 964-0
Landline
Verizon Maryland, Inc.
2008/05/29
(240) 964-1
Landline
Verizon Maryland, Inc.
2008/05/29
(240) 964-2
Landline
Verizon Maryland, Inc.
2008/05/29
(240) 964-3
Landline
Verizon Maryland, Inc.
2008/05/29
(240) 964-4
Landline
Verizon Maryland, Inc.
2008/05/29
(240) 964-5
Landline
Verizon Maryland, Inc.
2008/05/29
(240) 964-6
Landline
Verizon Maryland, Inc.
2008/05/29
(240) 964-7
Landline
Verizon Maryland, Inc.
2008/05/29
(240) 964-8
Landline
Verizon Maryland, Inc.
2008/05/29
(240) 964-9
Landline
Verizon Maryland, Inc.
2008/05/29
Landline
Level 3 Communications, LLC - AK
-
(240) 979-0
Landline
Level 3 Communications, LLC - AK
-
(240) 979-1
Landline
Bandwidth.com CLEC, LLC - MD
2011/06/07
(240) 979-2
Landline
Bandwidth.com CLEC, LLC - MD
2011/07/20
(240) 979-3
Landline
Ymax Communications Corp. - MD
2009/03/03
(240) 979-4
Landline
Level 3 Communications, LLC - AK
2005/05/12
(240) 979-5
Landline
Ymax Communications Corp. - MD
2009/03/03
(240) 979-6
Landline
Bandwidth.com CLEC, LLC - MD
2011/05/03
(240) 979-7
Wireless
New Cingular Wireless PCS, LLC
2011/11/15
(240) 979-8
Wireless
New Cingular Wireless PCS, LLC
2011/11/15
(240) 979-9
Landline
Level 3 Communications, LLC - AK
-
(301) 268
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
-
Landline
Idt America, Corp. - MD
2006/01/31
(301) 338-0
Wireless
New Cingular Wireless PCS, LLC
2011/02/28
(301) 338-1
Wireless
New Cingular Wireless PCS, LLC
2007/11/26
(301) 338-2
Landline
Idt America, Corp. - MD
2006/02/06
(301) 338-3
Wireless
New Cingular Wireless PCS, LLC
2011/02/28
(301) 338-4
Wireless
Sprint Spectrum, L.P.
2011/08/15
(301) 338-5
Wireless
Sprint Spectrum, L.P.
2011/08/15
(301) 338-6
Landline
Bandwidth.com CLEC, LLC - MD
2014/05/02
(301) 338-7
Wireless
Sprint Spectrum, L.P.
2011/08/15
(301) 338-8
Landline
Bandwidth.com CLEC, LLC - MD
2012/01/20
(301) 338-9
Unknown
Shentel Communications, LLC. - MD
2014/05/06
(301) 697
Wireless
New Cingular Wireless PCS, LLC
-
(301) 707
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
-
Landline
Csc Wireless, LLC
2019/05/28
(301) 709-0
Wireless
New Cingular Wireless PCS, LLC
2020/09/01
(301) 709-1
Landline
Onvoy, LLC - MD
2020/10/09
(301) 709-2
Landline
Csc Wireless, LLC
2019/05/28
(301) 709-3
Landline
Onvoy, LLC - MD
2019/12/09
(301) 709-4
Landline
Onvoy, LLC - MD
2019/12/09
(301) 709-5
Landline
Onvoy, LLC - MD
2020/01/14
(301) 709-6
Landline
Onvoy, LLC - MD
2020/01/14
(301) 709-7
Landline
Onvoy, LLC - MD
2020/01/14
(301) 709-8
Landline
Onvoy, LLC - MD
2020/01/14
(301) 709-9
Landline
Onvoy, LLC - MD
2020/10/09
(301) 722
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(301) 723-0
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
2005/07/12
(301) 723-1
Wireless
T-mobile USA, Inc.
2018/05/10
(301) 723-2
Landline
Verizon Maryland, Inc.
-
(301) 723-3
Landline
Verizon Maryland, Inc.
-
(301) 723-4
Landline
Verizon Maryland, Inc.
-
(301) 723-5
Landline
Verizon Maryland, Inc.
-
(301) 723-6
Landline
Verizon Maryland, Inc.
-
(301) 723-7
Landline
Mcimetro Access Transmission Services LLC
2006/02/14
(301) 723-8
Landline
Verizon Maryland, Inc.
-
(301) 723-9
Landline
Verizon Maryland, Inc.
-
(301) 724
Landline
Verizon Maryland, Inc.
-
(301) 729
Landline
Verizon Maryland, Inc.
-
(301) 759
Landline
Verizon Maryland, Inc.
-
Landline
Verizon Maryland, Inc.
-
(301) 777-0
Landline
Verizon Maryland, Inc.
-
(301) 777-1
Landline
Verizon Maryland, Inc.
-
(301) 777-2
Landline
Verizon Maryland, Inc.
-
(301) 777-3
Landline
Verizon Maryland, Inc.
-
(301) 777-4
Landline
Verizon Maryland, Inc.
-
(301) 777-5
Landline
Verizon Maryland, Inc.
-
(301) 777-6
Landline
Verizon Maryland, Inc.
2011/01/17
(301) 777-7
Landline
Verizon Maryland, Inc.
-
(301) 777-8
Landline
Verizon Maryland, Inc.
-
(301) 777-9
Landline
Verizon Maryland, Inc.
-
(301) 783
Landline
New Frontiers Telecommunications, Inc.
-
Landline
Verizon Maryland, Inc.
-
(301) 784-0
Landline
Verizon Maryland, Inc.
-
(301) 784-1
Landline
Verizon Maryland, Inc.
-
(301) 784-2
Landline
Verizon Maryland, Inc.
-
(301) 784-3
Landline
Verizon Maryland, Inc.
-
(301) 784-4
Landline
Verizon Maryland, Inc.
-
(301) 784-5
Landline
Verizon Maryland, Inc.
-
(301) 784-6
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
-
(301) 784-7
Landline
Verizon Maryland, Inc.
-
(301) 784-8
Landline
Verizon Maryland, Inc.
-
(301) 784-9
Wireless
New Cingular Wireless PCS, LLC
2014/07/10
Landline
Level 3 Communications, LLC - AK
2002/05/02
(301) 876-0
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
2003/02/10
(301) 876-1
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
2003/02/10
(301) 876-2
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
2003/02/10
(301) 876-3
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
2003/02/10
(301) 876-4
Landline
Level 3 Communications, LLC - AK
2002/05/17
(301) 876-5
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
2004/08/11
(301) 876-6
Landline
AT&T - Local
2004/01/06
(301) 876-7
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
2004/08/11
(301) 876-8
Wireless
Uscoc of Cumberland, Inc. DBA United States Cel MD
2004/08/11
(301) 876-9
Landline
Fibernet, LLC - WV
2004/01/05