Landline
Verizon Maryland, Inc.
-
(410) 213-0
Landline
Verizon Maryland, Inc.
-
(410) 213-1
Landline
Verizon Maryland, Inc.
-
(410) 213-2
Landline
Verizon Maryland, Inc.
-
(410) 213-3
Landline
Onvoy, LLC - MD
2019/02/06
(410) 213-4
Landline
Comcast IP Phone, LLC
2018/03/28
(410) 213-5
Landline
Mcimetro Access Transmission Services LLC
2008/10/21
(410) 213-6
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 213-7
Landline
Verizon Maryland, Inc.
-
(410) 213-8
Landline
Verizon Maryland, Inc.
-
(410) 213-9
Landline
Verizon Maryland, Inc.
-
(410) 250
Landline
Verizon Maryland, Inc.
-
(410) 289
Landline
Verizon Maryland, Inc.
-
Landline
Teleport Communications America - ID - LLC
2009/06/10
(410) 390-0
Landline
Onvoy, LLC - MD
2019/02/06
(410) 390-1
Wireless
New Cingular Wireless PCS, LLC
2014/09/02
(410) 390-2
Wireless
New Cingular Wireless PCS, LLC
2011/08/17
(410) 390-3
Landline
Comcast IP Phone, LLC
2013/06/25
(410) 390-4
Landline
Us Lec of Maryland, Inc.
2012/06/29
(410) 390-5
Landline
Comcast IP Phone, LLC
2015/03/06
(410) 390-6
Landline
Teleport Communications America - ID - LLC
2009/06/11
(410) 390-7
Landline
Comcast IP Phone, LLC
2015/06/23
(410) 390-8
Landline
Ymax Communications Corp. - MD
2011/03/07
(410) 390-9
Landline
Ymax Communications Corp. - MD
2011/03/07
Landline
Verizon Maryland, Inc.
-
(410) 520-0
Landline
Verizon Maryland, Inc.
-
(410) 520-1
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 520-2
Landline
Verizon Maryland, Inc.
-
(410) 520-3
Landline
AT&T - Local
2009/04/22
(410) 520-4
Landline
Core Communications, Inc.- MD
2018/05/24
(410) 520-5
Landline
Verizon Maryland, Inc.
-
(410) 520-6
Landline
Verizon Maryland, Inc.
-
(410) 520-7
Landline
Verizon Maryland, Inc.
-
(410) 520-8
Landline
Verizon Maryland, Inc.
-
(410) 520-9
Landline
Verizon Maryland, Inc.
-
(410) 524
Landline
Verizon Maryland, Inc.
-
(410) 723
Landline
Verizon Maryland, Inc.
-
Wireless
Sprint Spectrum, L.P.
-
(443) 373-0
Landline
Onvoy, LLC - MD
2017/03/21
(443) 373-1
Wireless
Sprint Spectrum, L.P.
-
(443) 373-2
Landline
Comcast IP Phone, LLC
2016/11/11
(443) 373-3
Wireless
Sprint Spectrum, L.P.
-
(443) 373-4
Landline
Comcast IP Phone, LLC
2019/11/07
(443) 373-5
Wireless
Sprint Spectrum, L.P.
2007/06/28
(443) 373-6
Wireless
Sprint Spectrum, L.P.
2007/06/28
(443) 373-7
Wireless
Sprint Spectrum, L.P.
2004/10/06
(443) 373-8
Wireless
Sprint Spectrum, L.P.
2004/09/28
(443) 373-9
Wireless
Sprint Spectrum, L.P.
-
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
-
(443) 664-0
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
-
(443) 664-1
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
-
(443) 664-2
Landline
Comcast IP Phone, LLC
2008/04/18
(443) 664-3
Landline
Onvoy, LLC - MD
2020/07/14
(443) 664-4
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
-
(443) 664-5
Landline
Comcast IP Phone, LLC
2012/04/27
(443) 664-6
Landline
Comcast IP Phone, LLC
2006/06/20
(443) 664-7
Landline
Comcast IP Phone, LLC
2014/11/05
(443) 664-8
Landline
Comcast IP Phone, LLC
2017/06/09
(443) 664-9
Landline
Cavalier Telephone, LLC (Mid-atlantic) - DE
-
Landline
Core Communications, Inc.- MD
2002/07/02
(443) 856-0
Wireless
New Cingular Wireless PCS, LLC
2016/06/23
(443) 856-1
Landline
Core Communications, Inc.- MD
2002/07/15
(443) 856-2
Landline
Level 3 Communications, LLC - AK
2008/07/17
(443) 856-3
Wireless
New Cingular Wireless PCS, LLC
2016/06/23
(443) 856-4
Landline
Level 3 Communications, LLC - AK
2005/01/18
(443) 856-5
Wireless
New Cingular Wireless PCS, LLC
2007/07/17
(443) 856-6
Landline
Level 3 Communications, LLC - AK
2013/02/21
(443) 856-7
Wireless
New Cingular Wireless PCS, LLC
2012/08/07
(443) 856-8
Wireless
New Cingular Wireless PCS, LLC
2003/12/26
(443) 856-9
Wireless
New Cingular Wireless PCS, LLC
2003/12/26
Landline
Onvoy, LLC - MD
2019/10/10
(667) 663-2
Landline
Comcast IP Phone, LLC
2021/02/11
(667) 663-3
Landline
Onvoy, LLC - MD
2020/07/14
(667) 663-4
Landline
Radiantiq LLC
2021/03/15
(667) 663-6
Landline
Onvoy, LLC - MD
2019/10/11
(667) 663-7
Landline
Onvoy, LLC - MD
2019/10/11
(667) 663-8
Wireless
Onvoy Spectrum, LLC
2021/04/29