Local Calling Guide
Area code/prefix search
Baltimore, MD
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 667-391
| 6 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2022-03-31 |
|
| 667-391
| 7 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2022-03-31 |
|
| 667-391
| 8 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2022-03-31 |
|
| 667-391
| 9 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2022-03-31 |
|
| 667-400
| A |
BLTQMD012MD |
964H BARR TELL USA, INC. |
238 |
|
|
|
| 667-400
| 0 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2017-10-15 |
|
| 667-400
| 1 |
BLTQMD012MD |
964H BARR TELL USA, INC. |
238 |
|
2017-01-08 |
|
| 667-400
| 2 |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2017-03-02 |
|
| 667-400
| 3 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2017-09-17 |
|
| 667-400
| 4 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2017-09-17 |
|
| 667-400
| 5 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2017-09-17 |
|
| 667-400
| 6 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2017-09-17 |
|
| 667-400
| 7 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2017-09-17 |
|
| 667-400
| 8 |
BLTMMDCHDMD |
551G NUSO, LLC |
238 |
|
2018-11-07 |
|
| 667-400
| 9 |
BLTMMDCHDMD |
551G NUSO, LLC |
238 |
|
2018-11-07 |
|
| 667-401
| A |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
|
|
| 667-401
| 0 |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2014-02-22 |
|
| 667-401
| 1 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2013-01-31 |
|
| 667-401
| 2 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2013-01-31 |
|
| 667-401
| 3 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2013-01-31 |
|
| 667-401
| 4 |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2013-01-11 |
|
| 667-401
| 5 |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2013-01-11 |
|
| 667-401
| 6 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2013-01-31 |
|
| 667-401
| 7 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2013-03-16 |
|
| 667-401
| 8 |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2013-07-15 |
|
| 667-401
| 9 |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2014-05-11 |
|
| 667-402
| A |
BLTMMDCHX7X |
073H TELNYX LLC |
238 |
|
|
|
| 667-402
| 0 |
BLTMMDCHDMD |
551G NUSO, LLC |
238 |
|
2018-11-07 |
|
| 667-402
| 1 |
BLTMMDCHX7X |
073H TELNYX LLC |
238 |
|
2017-01-23 |
|
| 667-402
| 2 |
BLTMMDCHDMD |
551G NUSO, LLC |
238 |
|
2018-11-07 |
|
| 667-402
| 3 |
BLTMMDCHDMD |
551G NUSO, LLC |
238 |
|
2018-11-07 |
|
| 667-402
| 4 |
BLTMMDCHDMD |
551G NUSO, LLC |
238 |
|
2018-11-07 |
|
| 667-402
| 5 |
BLTMMDCHDMD |
551G NUSO, LLC |
238 |
|
2018-11-07 |
|
| 667-402
| 6 |
BLTMMDCHDMD |
551G NUSO, LLC |
238 |
|
2018-11-07 |
|
| 667-402
| 7 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2020-09-28 |
|
| 667-402
| 8 |
BLTMMDCHDMD |
551G NUSO, LLC |
238 |
|
2018-11-07 |
|
| 667-402
| 9 |
BLTMMDCHDMD |
551G NUSO, LLC |
238 |
|
2018-11-07 |
|
| 667-406
| A |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
|
|
| 667-406
| 0 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2022-10-01 |
|
| 667-406
| 1 |
BLTMMDCH45Z |
071F BANDWIDTH.COM CLEC, LLC - MD |
238 |
|
2022-10-01 |
|
| 667-406
| 2 |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2022-07-30 |
|
| 667-406
| 3 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2022-07-18 |
|
| 667-406
| 4 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2022-07-18 |
|
| 667-406
| 5 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2022-07-18 |
|
| 667-406
| 6 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2022-07-18 |
|
| 667-406
| 7 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2022-07-18 |
|
| 667-406
| 8 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2022-07-18 |
|
| 667-406
| 9 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2022-07-18 |
|
| 667-407
| A |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
|
|
| 667-407
| 0 |
BLTMMDCHX7X |
073H TELNYX LLC |
238 |
|
2022-10-21 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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