(240) 369
Landline
Core Communications, Inc.- MD
-
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
Mcimetro Access Transmission Services LLC
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
Wireless
New Cingular Wireless PCS, LLC
2015/11/12
(240) 732-0
Landline
Bandwidth.com CLEC, LLC - MD
2016/08/22
(240) 732-1
Landline
Onvoy, LLC - MD
2016/08/30
(240) 732-2
Landline
Onvoy, LLC - MD
2016/08/30
(240) 732-3
Wireless
New Cingular Wireless PCS, LLC
2018/03/05
(240) 732-4
Landline
Core Communications, Inc.- MD
2019/03/14
(240) 732-5
Landline
Core Communications, Inc.- MD
2019/03/14
(240) 732-6
Landline
Core Communications, Inc.- MD
2019/03/14
(240) 732-7
Landline
Centurylink Communications LLC
2016/09/22
(240) 732-8
Landline
Telnyx LLC
2017/07/27
(240) 732-9
Wireless
New Cingular Wireless PCS, LLC
2015/11/16
Landline
Onvoy, LLC - MD
2019/10/10
(240) 875-2
Wireless
Onvoy Spectrum, LLC
2021/04/27
(240) 875-4
Landline
Radiantiq LLC
2021/03/11
(240) 875-5
Landline
Onvoy, LLC - MD
2021/02/04
(240) 875-6
Landline
Onvoy, LLC - MD
2021/02/04
(240) 875-7
Landline
Onvoy, LLC - MD
2019/10/11
(240) 875-8
Landline
Onvoy, LLC - MD
2019/10/11
Landline
Level 3 Communications, LLC - AK
2002/08/29
(301) 703-0
Wireless
New Cingular Wireless PCS, LLC
2014/04/03
(301) 703-1
Landline
Comcast IP Phone, LLC
2015/08/31
(301) 703-2
Landline
Level 3 Communications, LLC - AK
2006/04/24
(301) 703-3
Landline
Us Lec of Maryland, Inc.
2009/11/04
(301) 703-4
Landline
Verizon Maryland, Inc.
2004/10/07
(301) 703-5
Landline
Comcast IP Phone, LLC
2012/04/27
(301) 703-6
Landline
Teleport Communications America - ID - LLC
2013/05/15
(301) 703-8
Landline
Comcast IP Phone, LLC
2007/02/26
(301) 703-9
Landline
Level 3 Communications, LLC - AK
2005/01/18
Landline
Verizon Maryland, Inc.
-
(301) 829-0
Landline
Verizon Maryland, Inc.
-
(301) 829-1
Landline
Verizon Maryland, Inc.
-
(301) 829-2
Landline
Verizon Maryland, Inc.
-
(301) 829-3
Landline
Verizon Maryland, Inc.
-
(301) 829-4
Landline
Verizon Maryland, Inc.
-
(301) 829-5
Landline
Verizon Maryland, Inc.
-
(301) 829-6
Landline
Verizon Maryland, Inc.
-
(301) 829-7
Landline
Verizon Maryland, Inc.
2001/10/03
(301) 829-8
Landline
Verizon Maryland, Inc.
-
(301) 829-9
Landline
Verizon Maryland, Inc.
-