NEW CINGULAR WIRELESS PCS, LLC - DC
58 prefixes in 667 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 667-225 | ANNAPOLIS | 4036 | 2014-07-15 | Yes |
| 667-261 | COLUMBIA | 4036 | 2019-12-24 | Yes |
| 667-263 | DUNDALK | 4036 | 2020-03-09 | Yes |
| 667-272 | WESTMINSTR | 4036 | 2019-09-18 | Yes |
| 667-274 | ELKRIDGE | 4036 | 2019-10-11 | Yes |
| 667-278 | TOWSON | 4036 | 2020-03-09 | Yes |
| 667-294 | TOWSON | 4036 | 2020-09-21 | Yes |
| 667-328 | ESSEX | 4036 | 2021-06-23 | Yes |
| 667-331 | TOWSON | 4036 | 2021-07-08 | Yes |
| 667-388 | SEVERN | 4036 | 2021-12-15 | Yes |
| 667-410 | SEVERN | 4036 | 2022-08-16 | Yes |
| 667-419 | CATONSVL | 4036 | 2022-11-08 | Yes |
| 667-429 | PIKESVILLE | 4036 | 2023-02-13 | Yes |
| 667-430 | PIKESVILLE | 4036 | 2023-04-05 | Yes |
| 667-432 | CATONSVL | 4036 | 2023-04-20 | Yes |
| 667-433 | CATONSVL | 4036 | 2023-05-03 | Yes |
| 667-438 | CATONSVL | 4036 | 2023-07-19 | Yes |
| 667-441 | PARKVILLE | 4036 | 2023-07-26 | Yes |
| 667-442 | ESSEX | 4036 | 2023-08-02 | Yes |
| 667-448 | REISTERSTN | 4036 | 2023-08-25 | Yes |
| 667-451 | FORK | 4036 | 2023-09-11 | Yes |
| 667-452 | CATONSVL | 4036 | 2023-09-14 | Yes |
| 667-456 | DUNDALK | 4036 | 2023-11-06 | Yes |
| 667-460 | PIKESVILLE | 4036 | 2023-11-28 | Yes |
| 667-470 | GLENBURNIE | 4036 | 2024-03-08 | Yes |
| 667-471 | PIKESVILLE | 4036 | 2024-03-14 | Yes |
| 667-482 | CATONSVL | 4036 | 2024-05-01 | Yes |
| 667-490 | PIKESVILLE | 4036 | 2024-06-27 | Yes |
| 667-491 | PIKESVILLE | 4036 | 2024-09-03 | Yes |
| 667-499 | PIKESVILLE | 4036 | 2024-12-02 | Yes |
| 667-501 | DUNDALK | 4036 | 2024-12-19 | Yes |
| 667-502 | COLUMBIA | 4036 | 2024-12-27 | Yes |
| 667-504 | BALTIMORE | 4036 | 2025-02-10 | Yes |
| 667-505 | PIKESVILLE | 4036 | 2025-02-20 | Yes |
| 667-506 | BALTIMORE | 4036 | 2025-03-07 | Yes |
| 667-507 | SEVERN | 4036 | 2025-03-27 | Yes |
| 667-508 | WOODLAWN | 4036 | 2025-04-29 | Yes |
| 667-510 | PIKESVILLE | 4036 | 2025-05-15 | Yes |
| 667-512 | PIKESVILLE | 4036 | 2025-05-15 | Yes |
| 667-514 | BALTIMORE | 4036 | 2025-05-20 | Yes |
| 667-515 | BALTIMORE | 4036 | 2025-06-06 | Yes |
| 667-516 | BALTIMORE | 4036 | 2025-06-17 | Yes |
| 667-518 | BALTIMORE | 4036 | 2025-06-17 | Yes |
| 667-519 | BALTIMORE | 4036 | 2025-06-17 | Yes |
| 667-521 | PIKESVILLE | 4036 | 2025-07-10 | Yes |
| 667-537 | ESSEX | 4036 | 2026-01-15 | Yes |
| 667-539 | BALTIMORE | 4036 | 2026-02-20 | Yes |
| 667-540 | PIKESVILLE | 4036 | 2026-03-03 | Yes |
| 667-541 | GLENBURNIE | 4036 | 2026-03-18 | Yes |
| 667-543 | PIKESVILLE | 4036 | 2026-03-18 | Yes |
| 667-544 | PIKESVILLE | 4036 | 2026-03-18 | Yes |
| 667-549 | ANNAPOLIS | 4036 | 2026-01-05 | Yes |
| 667-550 | COLUMBIA | 4036 | 2026-06-24 | Yes |
| 667-552 | SEVERNA PK | 4036 | 2026-07-08 | Yes |
| 667-554 | COLUMBIA | 4036 | 2026-09-09 | Yes |
| 667-557 | CATONSVL | 4036 | 2026-09-16 | Yes |
| 667-596 | PIKESVILLE | 4036 | 2024-11-06 | Yes |
| 667-701 | ELKRIDGE | 4036 | 2015-10-19 | Yes |
These are initial assignees from NANPA CO-code records — because of number portability, the current serving carrier of individual numbers may differ. Bulk export requires a membership.