Local Calling Guide
Area code/prefix search
Annapolis, MD
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 667-423
| 6 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2023-02-23 |
|
| 667-423
| 7 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2023-02-23 |
|
| 667-423
| 8 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2023-02-23 |
|
| 667-423
| 9 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2023-02-20 |
|
| 667-458
| A |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
|
|
| 667-458
| 0 |
BLTMMDCH42Z |
876D ONVOY, LLC - MD |
238 |
|
2016-08-05 |
|
| 667-458
| 1 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2024-06-27 |
|
| 667-458
| 2 |
|
515J IP HORIZON LLC |
238 |
|
2016-10-14 |
|
| 667-458
| 3 |
|
515J IP HORIZON LLC |
238 |
|
2016-10-14 |
|
| 667-458
| 4 |
BLTMMDCHX7X |
073H TELNYX LLC |
238 |
|
2017-03-14 |
|
| 667-458
| 5 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2019-01-19 |
|
| 667-458
| 6 |
BLTMMDSN6MD |
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
238 |
|
2019-03-04 |
|
| 667-458
| 7 |
BLTQMD01DS0 |
568G PEERLESS NETWORK OF MARYLAND, LLC |
238 |
|
2016-08-26 |
|
| 667-458
| 8 |
BLTQMD018MD |
145J TERRA NOVA TELECOM INC. |
238 |
|
2024-05-25 |
|
| 667-458
| 9 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2016-07-09 |
|
| 667-493
| A |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2024-11-25 |
|
| 667-493
| 0 |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2025-01-15 |
|
| 667-493
| 1 |
|
876D ONVOY, LLC - MD |
238 |
|
2025-09-28 |
|
| 667-493
| 2 |
|
876D ONVOY, LLC - MD |
238 |
|
2025-04-06 |
|
| 667-493
| 3 |
|
876D ONVOY, LLC - MD |
238 |
|
2026-01-10 |
|
| 667-493
| 4 |
|
5562 METROPCS, INC. |
238 |
|
2025-05-09 |
|
| 667-493
| 5 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2025-04-25 |
|
| 667-493
| 6 |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2025-12-31 |
|
| 667-493
| 7 |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2025-12-31 |
|
| 667-493
| 8 |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2025-10-06 |
|
| 667-493
| 9 |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2024-11-25 |
|
| 667-500
| A |
BLTMMD91GT0 |
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
|
|
| 667-500
| 0 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-07-23 |
|
| 667-500
| 1 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-07-23 |
|
| 667-500
| 2 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2018-11-22 |
|
| 667-500
| 3 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2019-08-05 |
|
| 667-500
| 4 |
BLTOMDKHBMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2019-08-05 |
|
| 667-500
| 5 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-07-23 |
|
| 667-500
| 6 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-10-30 |
|
| 667-500
| 7 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-10-30 |
|
| 667-500
| 8 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-10-30 |
|
| 667-500
| 9 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-10-30 |
|
| 667-549
| A |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2026-02-19 |
|
| 667-549
| 8 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2026-02-19 |
|
| 667-549
| 9 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2026-02-19 |
|
| 667-627
| A |
BLTMMD91GT0 |
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
|
|
| 667-627
| 0 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-12-09 |
|
| 667-627
| 1 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-12-09 |
|
| 667-627
| 2 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-12-09 |
|
| 667-627
| 3 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-12-09 |
|
| 667-627
| 4 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-12-09 |
|
| 667-627
| 5 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-12-09 |
|
| 667-627
| 6 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-12-09 |
|
| 667-627
| 7 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-12-09 |
|
| 667-627
| 8 |
|
2593 CORE COMMUNICATIONS, INC.- MD |
238 |
|
2018-12-09 |
|
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Last updated: Thu, 05 Feb 2026 23:41:55 UTC
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