Local Calling Guide
Area code/prefix search
NPA: 667
[Rate centres in NPA 667]
[Dial plan for NPA 667]
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 667-522
| 7 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-10-18 |
|
| 667-522
| 8 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-10-18 |
|
| 667-522
| 9 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-09-25 |
|
| 667-523
| A |
Odenton |
MD |
|
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
238 |
|
2025-09-29 |
|
| 667-523
| 0 |
Odenton |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2026-01-02 |
|
| 667-523
| 4 |
Odenton |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2025-12-08 |
|
| 667-523
| 5 |
Odenton |
MD |
|
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
238 |
|
2025-09-29 |
|
| 667-523
| 6 |
Odenton |
MD |
|
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
238 |
|
2025-09-29 |
|
| 667-523
| 7 |
Odenton |
MD |
|
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
238 |
|
2025-09-29 |
|
| 667-523
| 8 |
Odenton |
MD |
|
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
238 |
|
2025-09-29 |
|
| 667-523
| 9 |
Odenton |
MD |
|
7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD |
238 |
|
2025-09-29 |
|
| 667-524
| A |
Salisbury |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
242 |
|
2025-10-05 |
|
| 667-524
| 0 |
Salisbury |
MD |
|
071F BANDWIDTH.COM CLEC, LLC - MD |
242 |
|
2025-10-05 |
|
| 667-525
| A |
Baltimore |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2025-10-04 |
|
| 667-525
| 0 |
Baltimore |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2025-10-04 |
|
| 667-525
| 6 |
Baltimore |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2025-11-08 |
|
| 667-525
| 7 |
Baltimore |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2025-10-18 |
|
| 667-525
| 8 |
Baltimore |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2025-10-18 |
|
| 667-525
| 9 |
Baltimore |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2025-10-18 |
|
| 667-526
| A |
Centreville |
MD |
SLBRMD90BMD |
516J TON80 COMMUNICATIONS, LLC |
242 |
|
|
|
| 667-526
| 0 |
Centreville |
MD |
|
073H TELNYX LLC |
242 |
|
2023-02-27 |
|
| 667-526
| 2 |
Centreville |
MD |
|
876D ONVOY, LLC - MD |
242 |
|
2024-03-07 |
|
| 667-526
| 3 |
Centreville |
MD |
|
516J TON80 COMMUNICATIONS, LLC |
242 |
|
2022-05-07 |
|
| 667-526
| 4 |
Centreville |
MD |
|
876D ONVOY, LLC - MD |
242 |
|
2024-06-23 |
|
| 667-526
| 5 |
Centreville |
MD |
|
318J COMCAST IP PHONE, LLC |
242 |
|
2024-12-21 |
|
| 667-526
| 6 |
Centreville |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
242 |
|
2025-05-10 |
|
| 667-526
| 7 |
Centreville |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
242 |
|
2025-05-10 |
|
| 667-526
| 9 |
Centreville |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
242 |
|
2025-10-24 |
|
| 667-527
| A |
Glen Burnie |
MD |
|
490J DISH WIRELESS, LLC |
238 |
|
2025-11-01 |
|
| 667-527
| 0 |
Glen Burnie |
MD |
|
490J DISH WIRELESS, LLC |
238 |
|
2025-11-01 |
|
| 667-527
| 1 |
Glen Burnie |
MD |
|
490J DISH WIRELESS, LLC |
238 |
|
2025-12-18 |
|
| 667-527
| 2 |
Glen Burnie |
MD |
|
490J DISH WIRELESS, LLC |
238 |
|
2026-02-12 |
|
| 667-527
| 3 |
Glen Burnie |
MD |
|
490J DISH WIRELESS, LLC |
238 |
|
2026-01-23 |
|
| 667-527
| 4 |
Glen Burnie |
MD |
|
490J DISH WIRELESS, LLC |
238 |
|
2026-01-23 |
|
| 667-527
| 5 |
Glen Burnie |
MD |
|
490J DISH WIRELESS, LLC |
238 |
|
2026-02-10 |
|
| 667-527
| 6 |
Glen Burnie |
MD |
|
490J DISH WIRELESS, LLC |
238 |
|
2026-02-10 |
|
| 667-527
| 7 |
Glen Burnie |
MD |
|
490J DISH WIRELESS, LLC |
238 |
|
2026-03-10 |
|
| 667-527
| 8 |
Glen Burnie |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2026-01-04 |
|
| 667-527
| 9 |
Glen Burnie |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2026-02-03 |
|
| 667-528
| A |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-10-27 |
|
| 667-528
| 0 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-11-30 |
|
| 667-528
| 1 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-11-30 |
|
| 667-528
| 2 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-11-30 |
|
| 667-528
| 3 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2026-01-30 |
|
| 667-528
| 4 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2026-01-30 |
|
| 667-528
| 5 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-10-27 |
|
| 667-528
| 6 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-10-27 |
|
| 667-528
| 7 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-10-27 |
|
| 667-528
| 8 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-10-27 |
|
| 667-528
| 9 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2025-10-27 |
|
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 >>
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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