Local Calling Guide
Area code/prefix search
Baltimore, MD
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 667-464
| 0 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2022-05-06 |
|
| 667-464
| 1 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2022-05-06 |
|
| 667-464
| 2 |
BLTQMD01BMD |
516J TON80 COMMUNICATIONS, LLC |
238 |
|
2022-04-03 |
|
| 667-464
| 3 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2022-05-22 |
|
| 667-464
| 4 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2022-05-22 |
|
| 667-464
| 5 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2022-05-06 |
|
| 667-464
| 6 |
BLTMMDCHXUX |
624H ONVOY SPECTRUM, LLC |
238 |
|
2022-04-04 |
|
| 667-464
| 7 |
BLTMMDCHXUX |
624H ONVOY SPECTRUM, LLC |
238 |
|
2022-04-04 |
|
| 667-464
| 8 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2022-05-06 |
|
| 667-464
| 9 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2022-05-06 |
|
| 667-600
| A |
BLTMMDCHXMD |
139F WORLDCALL INTERCONNECT INC. |
238 |
|
|
|
| 667-600
| 0 |
BLTMMDCHXMD |
139F WORLDCALL INTERCONNECT INC. |
238 |
|
2015-11-13 |
|
| 667-600
| 1 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2016-02-06 |
|
| 667-600
| 2 |
CLMAMDJTBMD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
2016-07-28 |
|
| 667-600
| 3 |
CLMAMDJTBMD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
2016-07-28 |
|
| 667-600
| 4 |
CLMAMDJTBMD |
2589 US LEC OF MARYLAND, INC. |
238 |
|
2016-07-28 |
|
| 667-600
| 5 |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2020-04-17 |
|
| 667-600
| 6 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2016-01-02 |
|
| 667-600
| 7 |
BLTMMDCHXVX |
321J HD CARRIER LLC |
238 |
|
2020-05-02 |
|
| 667-600
| 8 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2016-02-06 |
|
| 667-600
| 9 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2016-02-06 |
|
| 667-677
| A |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
|
|
| 667-677
| 0 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2016-02-06 |
|
| 667-677
| 1 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2016-02-06 |
|
| 667-677
| 2 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-04-12 |
|
| 667-677
| 3 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-04-12 |
|
| 667-677
| 4 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2019-04-12 |
|
| 667-677
| 5 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2015-06-09 |
|
| 667-677
| 6 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2015-06-09 |
|
| 667-677
| 7 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2015-06-09 |
|
| 667-677
| 8 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2015-06-09 |
|
| 667-677
| 9 |
BLTQMD01DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
238 |
|
2016-11-05 |
|
| 667-770
| A |
BLTMMD915MD |
691H AIRUS, INC. - MD |
238 |
|
|
|
| 667-770
| 0 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2015-11-09 |
|
| 667-770
| 1 |
BLTMMD915MD |
691H AIRUS, INC. - MD |
238 |
|
2015-09-21 |
|
| 667-770
| 2 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2015-11-09 |
|
| 667-770
| 3 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2015-11-09 |
|
| 667-770
| 4 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2015-11-09 |
|
| 667-770
| 5 |
BLTMMDCHXVX |
321J HD CARRIER LLC |
238 |
|
2020-05-02 |
|
| 667-770
| 6 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2019-06-13 |
|
| 667-770
| 7 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2019-06-13 |
|
| 667-770
| 8 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2015-11-09 |
|
| 667-770
| 9 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2015-11-09 |
|
| 667-771
| A |
BLTMMDCHYMD |
530H WIDE VOICE, LLC - MD |
238 |
|
|
|
| 667-771
| 0 |
BLTMMDCHPMD |
820C INTRADO COMMUNICATIONS, LLC |
238 |
|
2016-08-20 |
|
| 667-771
| 1 |
BLTMMDCHYMD |
530H WIDE VOICE, LLC - MD |
238 |
|
2016-02-04 |
|
| 667-771
| 2 |
BLTMMDCHDMD |
551G NUSO, LLC |
238 |
|
2016-08-31 |
|
| 667-771
| 3 |
BLTMMDCHDMD |
551G NUSO, LLC |
238 |
|
2016-08-31 |
|
| 667-771
| 4 |
BLTMMDCHDMD |
551G NUSO, LLC |
238 |
|
2016-08-31 |
|
| 667-771
| 5 |
BLTMMDCHDMD |
551G NUSO, LLC |
238 |
|
2016-08-31 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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