Landline
Verizon Maryland, Inc.
-
(410) 248-0
Landline
Verizon Maryland, Inc.
-
(410) 248-1
Landline
Verizon Maryland, Inc.
-
(410) 248-2
Landline
Verizon Maryland, Inc.
-
(410) 248-3
Landline
Verizon Maryland, Inc.
-
(410) 248-4
Landline
Verizon Maryland, Inc.
-
(410) 248-5
Landline
Vdl, Inc. DBA Global Telecom Brokers - MD
2003/10/17
(410) 248-7
Landline
Core Communications, Inc.- MD
2019/03/15
(410) 248-8
Landline
Verizon Maryland, Inc.
-
(410) 248-9
Landline
Verizon Maryland, Inc.
-
(410) 256
Landline
Verizon Maryland, Inc.
-
Landline
Comcast IP Phone, LLC
-
(410) 497-0
Landline
Comcast IP Phone, LLC
-
(410) 497-1
Landline
Xo Maryland, LLC
2007/03/21
(410) 497-2
Wireless
Omnipoint Communications Cap Operations, LLC
2008/07/21
(410) 497-3
Landline
Ctc Communications Corp. - MD
2006/03/07
(410) 497-4
Wireless
Omnipoint Communications Cap Operations, LLC
2009/01/13
(410) 497-5
Landline
Comcast IP Phone, LLC
2007/07/27
(410) 497-6
Landline
Bandwidth.com CLEC, LLC - MD
2010/03/22
(410) 497-7
Landline
Bandwidth.com CLEC, LLC - MD
2008/11/12
(410) 497-8
Landline
Bandwidth.com CLEC, LLC - MD
2010/09/28
(410) 497-9
Landline
Comcast IP Phone, LLC
2012/11/08
Landline
Teleport Communications America - ID - LLC
-
(410) 513-0
Landline
Teleport Communications America - ID - LLC
-
(410) 513-1
Landline
Teleport Communications America - ID - LLC
-
(410) 513-2
Landline
Teleport Communications America - ID - LLC
-
(410) 513-3
Landline
Teleport Communications America - ID - LLC
-
(410) 513-4
Wireless
New Cingular Wireless PCS, LLC
2019/07/26
(410) 513-5
Landline
Onvoy, LLC - MD
2016/02/23
(410) 513-6
Wireless
New Cingular Wireless PCS, LLC
2020/01/23
(410) 513-7
Landline
Comcast IP Phone, LLC
2007/11/20
(410) 513-8
Landline
Atx Telecommunications Services, Ltd
2004/02/27
(410) 513-9
Landline
Bandwidth.com CLEC, LLC - MD
2010/11/02
(410) 529
Landline
Verizon Maryland, Inc.
-
Landline
Mcimetro Access Transmission Services LLC
-
(410) 657-0
Landline
Onvoy, LLC - MD
2016/04/20
(410) 657-1
Landline
Mcimetro Access Transmission Services LLC
2018/05/01
(410) 657-2
Landline
Bandwidth.com CLEC, LLC - MD
2011/04/20
(410) 657-3
Landline
Mcimetro Access Transmission Services LLC
-
(410) 657-4
Landline
Onvoy, LLC - MD
2016/03/01
(410) 657-5
Landline
Bandwidth.com CLEC, LLC - MD
2011/04/20
(410) 657-6
Landline
Onvoy, LLC - MD
2016/03/01
(410) 657-7
Landline
Comcast IP Phone, LLC
2013/08/30
(410) 657-8
Landline
Bandwidth.com CLEC, LLC - MD
2010/05/28
(410) 657-9
Landline
Mcimetro Access Transmission Services LLC
-
(410) 661
Landline
Verizon Maryland, Inc.
-
(410) 663
Landline
Verizon Maryland, Inc.
-
(410) 665
Landline
Verizon Maryland, Inc.
-
(410) 668
Landline
Verizon Maryland, Inc.
-
Landline
Comcast IP Phone, LLC
2005/02/10
(410) 870-0
Landline
Comcast IP Phone, LLC
2005/02/14
(410) 870-1
Landline
Comcast IP Phone, LLC
2006/05/22
(410) 870-2
Landline
Comcast IP Phone, LLC
2006/05/22
(410) 870-3
Landline
Comcast IP Phone, LLC
2009/02/25
(410) 870-4
Landline
Bandwidth.com CLEC, LLC - MD
2011/08/22
(410) 870-5
Landline
Bandwidth.com CLEC, LLC - MD
2011/09/15
(410) 870-6
Landline
Comcast IP Phone, LLC
2009/02/25
(410) 870-7
Landline
Bandwidth.com CLEC, LLC - MD
2012/03/30
(410) 870-8
Landline
Bandwidth.com CLEC, LLC - MD
2012/05/14
(410) 870-9
Landline
Bandwidth.com CLEC, LLC - MD
2012/09/14
(410) 882
Landline
Verizon Maryland, Inc.
-
(410) 931
Landline
Verizon Maryland, Inc.
-
(410) 933
Landline
Verizon Maryland, Inc.
-
Landline
Level 3 Communications, LLC - AK
-
(443) 219-0
Landline
Level 3 Communications, LLC - AK
-
(443) 219-1
Landline
Level 3 Communications, LLC - AK
-
(443) 219-2
Landline
Level 3 Communications, LLC - AK
2005/01/04
(443) 219-3
Landline
Level 3 Communications, LLC - AK
2005/01/12
(443) 219-4
Landline
Level 3 Communications, LLC - AK
2003/01/27
(443) 219-5
Landline
Level 3 Communications, LLC - AK
2012/02/15
(443) 219-6
Landline
Bandwidth.com CLEC, LLC - MD
2012/09/14
(443) 219-7
Landline
Bandwidth.com CLEC, LLC - MD
2013/03/25
(443) 219-8
Landline
Bandwidth.com CLEC, LLC - MD
2013/03/25
(443) 219-9
Landline
Level 3 Communications, LLC - AK
-
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(443) 290-0
Landline
Core Communications, Inc.- MD
2004/03/04
(443) 290-1
Landline
Local Access LLC - MD
2013/08/12
(443) 290-2
Landline
Level 3 Telecom of Maryland, LLC - MD
-
(443) 290-3
Landline
Onvoy, LLC - MD
2016/03/15
(443) 290-4
Landline
Comcast IP Phone, LLC
2013/12/20
(443) 290-5
Landline
Onvoy, LLC - MD
2012/09/11
(443) 290-6
Landline
Bandwidth.com CLEC, LLC - MD
2014/03/03
(443) 290-7
Landline
Bandwidth.com CLEC, LLC - MD
2016/07/18
(443) 290-8
Landline
Bandwidth.com CLEC, LLC - MD
2014/03/03
(443) 290-9
Landline
Bandwidth.com CLEC, LLC - MD
2016/07/18
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(443) 384-0
Landline
Peerless Network of Maryland, LLC
2013/04/04
(443) 384-1
Landline
Peerless Network of Maryland, LLC
2013/04/04
(443) 384-2
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2001/10/22
(443) 384-3
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2001/10/22
(443) 384-4
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2001/10/22
(443) 384-5
Landline
Peerless Network of Maryland, LLC
2020/10/16
(443) 384-6
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2001/10/22
(443) 384-7
Landline
Bandwidth.com CLEC, LLC - MD
2014/03/03
(443) 384-8
Landline
Centurylink Communications, LLC LA
2014/03/06
(443) 384-9
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(443) 425-0
Wireless
Cellco Partnership DBA Verizon Wireless
2012/05/09
(443) 425-1
Landline
AT&T - Local
-
(443) 425-2
Wireless
Cellco Partnership DBA Verizon Wireless
2012/05/09
(443) 425-3
Landline
Mcimetro Access Transmission Services LLC
2008/09/11
(443) 425-4
Wireless
Cellco Partnership DBA Verizon Wireless
2011/11/07
(443) 425-5
Wireless
Cellco Partnership DBA Verizon Wireless
2011/11/07
(443) 425-6
Wireless
Cellco Partnership DBA Verizon Wireless
2011/11/07
(443) 425-7
Wireless
Cellco Partnership DBA Verizon Wireless
2011/11/07
(443) 425-8
Wireless
Cellco Partnership DBA Verizon Wireless
2011/11/07
(443) 425-9
Wireless
Cellco Partnership DBA Verizon Wireless
2015/06/01
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
2001/05/09
(443) 442-0
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(443) 442-1
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(443) 442-2
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
(443) 442-3
Wireless
New Cingular Wireless PCS, LLC
2020/04/27
(443) 442-4
Wireless
Cellco Partnership DBA Verizon Wireless
2014/05/22
(443) 442-5
Wireless
New Cingular Wireless PCS, LLC
2020/04/27
(443) 442-6
Landline
Comcast IP Phone, LLC
2014/06/24
(443) 442-7
Wireless
Cellco Partnership DBA Verizon Wireless
2015/08/19
(443) 442-8
Landline
Cavalier Telephone Mid-atlantic, LLC - MD
-
Landline
Us Lec of Maryland, Inc.
-
(443) 461-0
Landline
Us Lec of Maryland, Inc.
-
(443) 461-1
Landline
Us Lec of Maryland, Inc.
-
(443) 461-2
Landline
Us Lec of Maryland, Inc.
-
(443) 461-3
Landline
Us Lec of Maryland, Inc.
-
(443) 461-4
Landline
Bandwidth.com CLEC, LLC - MD
2015/02/04
(443) 461-5
Landline
Bandwidth.com CLEC, LLC - MD
2015/02/04
(443) 461-6
Landline
Bandwidth.com CLEC, LLC - MD
2015/02/04
(443) 461-7
Landline
Local Access LLC - MD
2016/09/15
(443) 461-8
Landline
Telnyx LLC
2017/03/02
(443) 461-9
Landline
Us Lec of Maryland, Inc.
-
Landline
Global Crossing Local Services, Inc. - KY
-
(443) 495-0
Landline
Global Crossing Local Services, Inc. - KY
-
(443) 495-1
Landline
Global Crossing Local Services, Inc. - KY
-
(443) 495-2
Landline
Comcast IP Phone, LLC
2016/04/26
(443) 495-3
Landline
Bandwidth.com CLEC, LLC - MD
2017/07/05
(443) 495-4
Landline
Global Crossing Local Services, Inc. - KY
-
(443) 495-5
Landline
Bandwidth.com CLEC, LLC - MD
2020/08/13
(443) 495-6
Landline
Onvoy, LLC - MD
2018/04/30
(443) 495-7
Landline
Comcast IP Phone, LLC
2015/08/27
(443) 495-8
Unknown
Barr Tell USA, Inc.
2016/11/18
(443) 495-9
Wireless
Omnipoint Communications Cap Operations, LLC
2015/07/15
Landline
Xo Maryland, LLC
-
(443) 588-0
Landline
Xo Maryland, LLC
-
(443) 588-1
Landline
Xo Maryland, LLC
-
(443) 588-2
Landline
Xo Maryland, LLC
-
(443) 588-3
Landline
Broadview Networks, Inc. - MD
2015/08/06
(443) 588-4
Landline
Xo Maryland, LLC
-
(443) 588-5
Landline
Xo Maryland, LLC
-
(443) 588-6
Landline
Core Communications, Inc.- MD
2019/04/15
(443) 588-7
Landline
Xo Maryland, LLC
-
(443) 588-8
Landline
Comcast IP Phone, LLC
2015/04/01
(443) 588-9
Landline
Xo Maryland, LLC
-
Wireless
Omnipoint Communications Cap Operations, LLC
2001/05/18
(443) 653-0
Wireless
Omnipoint Communications Cap Operations, LLC
-
(443) 653-1
Wireless
Omnipoint Communications Cap Operations, LLC
-
(443) 653-2
Wireless
Omnipoint Communications Cap Operations, LLC
-
(443) 653-3
Wireless
Omnipoint Communications Cap Operations, LLC
2014/08/22
(443) 653-4
Wireless
Omnipoint Communications Cap Operations, LLC
2013/11/27
(443) 653-5
Wireless
Omnipoint Communications Cap Operations, LLC
2008/03/24
(443) 653-6
Wireless
Omnipoint Communications Cap Operations, LLC
-
(443) 653-7
Wireless
Omnipoint Communications Cap Operations, LLC
2014/11/13
(443) 653-8
Wireless
Omnipoint Communications Cap Operations, LLC
2014/11/13
(443) 653-9
Wireless
Omnipoint Communications Cap Operations, LLC
-
Landline
Verizon Maryland, Inc.
-
(443) 678-0
Landline
Onvoy, LLC - MD
2014/08/06
(443) 678-1
Landline
Verizon Maryland, Inc.
-
(443) 678-2
Wireless
Cellco Partnership DBA Verizon Wireless
2016/01/06
(443) 678-3
Wireless
New Cingular Wireless PCS, LLC
2018/05/11
(443) 678-4
Landline
Core Communications, Inc.- MD
2019/04/15
(443) 678-5
Landline
Core Communications, Inc.- MD
2018/05/23
(443) 678-6
Landline
Core Communications, Inc.- MD
2018/05/23
(443) 678-7
Landline
Core Communications, Inc.- MD
2018/05/23
(443) 678-8
Wireless
Omnipoint Communications Cap Operations, LLC
2015/10/28
(443) 678-9
Wireless
Omnipoint Communications Cap Operations, LLC
2015/10/28
Landline
Paetec Communications, Inc. - CA
-
(443) 725-0
Landline
Paetec Communications, Inc. - CA
-
(443) 725-1
Landline
Paetec Communications, Inc. - CA
-
(443) 725-2
Landline
Paetec Communications, Inc. - CA
-
(443) 725-3
Landline
Paetec Communications, Inc. - CA
-
(443) 725-4
Landline
Comcast IP Phone, LLC
2006/11/29
(443) 725-5
Landline
Comcast IP Phone, LLC
2006/11/29
(443) 725-6
Wireless
New Cingular Wireless PCS, LLC
2019/01/10
(443) 725-7
Landline
Comcast IP Phone, LLC
2016/11/22
(443) 725-8
Landline
Paetec Communications, Inc. - CA
-
(443) 725-9
Landline
Paetec Communications, Inc. - CA
-
Landline
Xo Maryland, LLC
-
(443) 793-0
Landline
Xo Maryland, LLC
-
(443) 793-1
Landline
Xo Maryland, LLC
-
(443) 793-2
Landline
Core Communications, Inc.- MD
2019/04/15
(443) 793-3
Landline
Core Communications, Inc.- MD
2019/04/15
(443) 793-4
Landline
Xo Maryland, LLC
-
(443) 793-5
Wireless
New Cingular Wireless PCS, LLC
2017/04/28
(443) 793-6
Wireless
New Cingular Wireless PCS, LLC
2017/04/28
(443) 793-7
Wireless
New Cingular Wireless PCS, LLC
2018/07/12
(443) 793-8
Wireless
Omnipoint Communications Cap Operations, LLC
2019/09/10
(443) 793-9
Landline
Core Communications, Inc.- MD
2019/04/15
Landline
Core Communications, Inc.- MD
-
(443) 946-0
Wireless
Omnipoint Communications Cap Operations, LLC
2020/03/25
(443) 946-1
Landline
Comcast IP Phone, LLC
2020/01/24
(443) 946-2
Landline
Core Communications, Inc.- MD
2019/04/15
(443) 946-3
Landline
Core Communications, Inc.- MD
2018/10/11
(443) 946-4
Landline
Core Communications, Inc.- MD
2018/10/11
(443) 946-5
Landline
Core Communications, Inc.- MD
2018/10/11
(443) 946-6
Wireless
New Cingular Wireless PCS, LLC
2017/10/17
(443) 946-7
Wireless
New Cingular Wireless PCS, LLC
2017/10/17
(443) 946-8
Landline
Core Communications, Inc.- MD
2018/10/11
(443) 946-9
Wireless
Cellco Partnership DBA Verizon Wireless
2017/10/17
Landline
Verizon Maryland, Inc.
2001/03/19
(443) 998-0
Landline
Verizon Maryland, Inc.
-
(443) 998-1
Wireless
Omnipoint Communications Cap Operations, LLC
2016/11/09
(443) 998-2
Landline
Core Communications, Inc.- MD
2018/10/11
(443) 998-3
Landline
Core Communications, Inc.- MD
2018/10/11
(443) 998-4
Landline
Core Communications, Inc.- MD
2018/10/11
(443) 998-5
Landline
Core Communications, Inc.- MD
2018/10/11
(443) 998-6
Landline
Core Communications, Inc.- MD
2018/10/11
(443) 998-7
Landline
Onvoy, LLC - MD
2015/12/11
(443) 998-8
Landline
Onvoy, LLC - MD
2014/12/15
(443) 998-9
Landline
Onvoy, LLC - MD
2014/12/15
Wireless
Omnipoint Communications Cap Operations, LLC
2021/04/13
(667) 310-0
Wireless
Omnipoint Communications Cap Operations, LLC
2021/06/30
(667) 310-3
Wireless
Onvoy Spectrum, LLC
2021/04/24
(667) 310-4
Landline
Commio, LLC
2021/07/29
(667) 310-5
Landline
Commio, LLC
2021/07/29
(667) 310-6
Landline
Commio, LLC
2021/07/29
(667) 310-7
Landline
Commio, LLC
2021/07/29
(667) 310-8
Landline
Commio, LLC
2021/07/29
(667) 310-9
Wireless
Omnipoint Communications Cap Operations, LLC
2021/04/13
Landline
Fractel, LLC
2020/07/15
(667) 688-0
Wireless
Omnipoint Communications Cap Operations, LLC
2020/12/04
(667) 688-1
Wireless
New Cingular Wireless PCS, LLC
2021/01/28
(667) 688-2
Landline
Bandwidth.com CLEC, LLC - MD
2021/02/18
(667) 688-3
Landline
Onvoy, LLC - MD
2020/11/04
(667) 688-4
Landline
Onvoy, LLC - MD
2020/11/04
(667) 688-5
Landline
Onvoy, LLC - MD
2020/11/04
(667) 688-6
Landline
Onvoy, LLC - MD
2020/11/04
(667) 688-7
Landline
Twilio International, Inc.
2020/11/30
(667) 688-8
Landline
Fractel, LLC
2020/07/20
(667) 688-9
Landline
Radiantiq LLC
2021/03/23