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 |
| 667-445
| 9 |
Catonsville |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2023-09-23 |
|
| 667-446
| A |
Elkridge |
MD |
BLTQMD01BMD |
516J TON80 COMMUNICATIONS, LLC |
238 |
|
|
|
| 667-446
| 0 |
Elkridge |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2022-10-17 |
|
| 667-446
| 1 |
Elkridge |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2023-08-10 |
|
| 667-446
| 2 |
Elkridge |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2023-08-10 |
|
| 667-446
| 3 |
Elkridge |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2023-08-10 |
|
| 667-446
| 4 |
Elkridge |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2023-08-10 |
|
| 667-446
| 5 |
Elkridge |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2023-08-10 |
|
| 667-446
| 6 |
Elkridge |
MD |
|
516J TON80 COMMUNICATIONS, LLC |
238 |
|
2022-05-04 |
|
| 667-446
| 7 |
Elkridge |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2024-03-09 |
|
| 667-446
| 8 |
Elkridge |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2025-09-21 |
|
| 667-446
| 9 |
Elkridge |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2025-06-13 |
|
| 667-447
| A |
Columbia |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
|
|
| 667-447
| 0 |
Columbia |
MD |
|
490J DISH WIRELESS, LLC |
238 |
|
2024-09-22 |
|
| 667-447
| 1 |
Columbia |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2025-09-06 |
|
| 667-447
| 2 |
Columbia |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2024-12-01 |
|
| 667-447
| 3 |
Columbia |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2024-12-23 |
|
| 667-447
| 4 |
Columbia |
MD |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
238 |
|
2025-09-08 |
|
| 667-447
| 5 |
Columbia |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2024-12-23 |
|
| 667-447
| 6 |
Columbia |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2024-11-21 |
|
| 667-447
| 7 |
Columbia |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2023-10-07 |
|
| 667-447
| 8 |
Columbia |
MD |
|
490J DISH WIRELESS, LLC |
238 |
|
2025-01-22 |
|
| 667-447
| 9 |
Columbia |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2023-10-07 |
|
| 667-448
| A |
Reisterstown |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
| 667-448
| 0 |
Reisterstown |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2024-11-04 |
|
| 667-448
| 1 |
Reisterstown |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2025-07-20 |
|
| 667-448
| 5 |
Reisterstown |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2026-01-07 |
|
| 667-448
| 6 |
Reisterstown |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2025-09-25 |
|
| 667-448
| 7 |
Reisterstown |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
238 |
|
2025-06-13 |
|
| 667-448
| 8 |
Reisterstown |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2024-03-18 |
|
| 667-448
| 9 |
Reisterstown |
MD |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
2023-10-29 |
|
| 667-449
| A |
Preston |
MD |
SLBRMD901MD |
939H COMMIO, LLC |
242 |
|
|
|
| 667-449
| 0 |
Preston |
MD |
|
939H COMMIO, LLC |
242 |
|
2023-11-04 |
|
| 667-449
| 1 |
Preston |
MD |
|
939H COMMIO, LLC |
242 |
|
2023-11-04 |
|
| 667-449
| 2 |
Preston |
MD |
|
939H COMMIO, LLC |
242 |
|
2023-11-04 |
|
| 667-449
| 3 |
Preston |
MD |
|
939H COMMIO, LLC |
242 |
|
2023-11-04 |
|
| 667-449
| 4 |
Preston |
MD |
|
939H COMMIO, LLC |
242 |
|
2023-11-04 |
|
| 667-450
| A |
Aberdeen |
MD |
BLTMMDCH40Z |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 667-450
| 0 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2024-01-21 |
|
| 667-450
| 1 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2024-01-21 |
|
| 667-450
| 2 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2024-01-21 |
|
| 667-450
| 3 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2024-01-21 |
|
| 667-450
| 4 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2023-11-04 |
|
| 667-450
| 5 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2023-11-04 |
|
| 667-450
| 6 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2023-11-04 |
|
| 667-450
| 7 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2023-11-04 |
|
| 667-450
| 8 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2023-11-04 |
|
| 667-450
| 9 |
Aberdeen |
MD |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2023-11-04 |
|
| 667-451
| A |
Fork |
MD |
CLMAMDORGT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
238 |
|
|
|
| 667-451
| 0 |
Fork |
MD |
|
876D ONVOY, LLC - MD |
238 |
|
2024-04-19 |
|
<< 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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