Local Calling Guide
Area code/prefix search
Westminster, MD
1 2 3 4 5 >>
NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
410-259
| A |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
|
|
410-386
| A |
WMNSMDWMDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
410-596
| A |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
|
|
410-751
| A |
TNTWMDTNRS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
410-848
| A |
WMNSMDWMDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
410-857
| A |
WMNSMDWMDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
410-861
| A |
RSTWMDRSDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
410-861
| 0 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2008-12-11 |
|
410-861
| 1 |
BLTMMDCH14Z |
2697 CTC COMMUNICATIONS CORP. - MD |
238 |
|
2007-01-22 |
|
410-861
| 2 |
BLTOMDKHDS0 |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
238 |
|
2007-07-01 |
|
410-861
| 3 |
BLTMMDCH40Z |
5562 METROPCS, INC. |
238 |
|
2010-07-19 |
|
410-861
| 4 |
BLTMMDCHAMD |
1958 ATX TELECOMMUNICATIONS SERVICES, LTD. |
238 |
|
2006-05-12 |
|
410-861
| 5 |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2009-02-02 |
|
410-861
| 6 |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2007-01-19 |
|
410-861
| 7 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2006-05-12 |
|
410-861
| 8 |
RSTWMDRSDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
410-861
| 9 |
RSTWMDRSDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
410-871
| A |
WMNSMDWMDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
410-871
| 0 |
WMNSMDWMDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
410-871
| 1 |
WMNSMDWMDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
410-871
| 2 |
WMNSMDWMDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
410-871
| 3 |
WMNSMDWMDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
410-871
| 4 |
BLTMMD91DS2 |
2596 QUANTUM TELECOMMUNICATIONS, INC. - MD |
238 |
|
2003-12-17 |
|
410-871
| 5 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2021-12-09 |
|
410-871
| 6 |
BLTOMDKHDS0 |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
238 |
|
|
|
410-871
| 7 |
BLTOMDKHDS0 |
7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD |
238 |
|
|
|
410-871
| 8 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2010-02-22 |
|
410-871
| 9 |
WMNSMDWMDS0 |
9212 VERIZON MARYLAND, INC. |
238 |
|
|
|
443-201
| A |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
443-201
| 0 |
|
515J IP HORIZON LLC |
238 |
|
2013-09-06 |
|
443-201
| 1 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2015-06-05 |
|
443-201
| 2 |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2012-02-27 |
|
443-201
| 3 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2014-10-01 |
|
443-201
| 4 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2015-08-31 |
|
443-201
| 5 |
BLTMMDDN2MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
238 |
|
2014-04-02 |
|
443-201
| 6 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2012-09-01 |
|
443-201
| 7 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2012-10-08 |
|
443-201
| 8 |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2013-11-13 |
|
443-201
| 9 |
BLTMMDCHXFX |
318J COMCAST IP PHONE, LLC |
238 |
|
2015-09-04 |
|
443-241
| A |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
|
|
443-244
| A |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
|
|
443-244
| 0 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2003-02-26 |
|
443-244
| 1 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2004-08-02 |
|
443-244
| 2 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2004-02-28 |
|
443-244
| 3 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2005-09-20 |
|
443-244
| 4 |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
|
|
443-244
| 5 |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2004-11-06 |
|
443-244
| 6 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2016-03-10 |
|
443-244
| 7 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2005-12-02 |
|
443-244
| 8 |
BLTMMDCH08Z |
4492 VDL, INC. DBA GLOBAL TELECOM BROKERS - MD |
238 |
|
2003-11-08 |
|
1 2 3 4 5 >>
Last updated: Fri, 22 Mar 2024 03:02:44 UTC
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