T-MOBILE USA, INC.
30 prefixes in 254 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 254-214 | WACO | 6529 | — | Yes |
| 254-238 | COPPERASCV | 6529 | 2001-09-21 | Yes |
| 254-251 | KILLEEN | 6529 | 2007-09-04 | Yes |
| 254-278 | COPPERASCV | 6529 | 2016-03-22 | Yes |
| 254-281 | KILLEEN | 6529 | 2023-01-06 | Yes |
| 254-338 | KILLEEN | 6529 | — | Yes |
| 254-350 | KILLEEN | 6529 | 2008-03-18 | Yes |
| 254-370 | KILLEEN | 6529 | 2020-01-28 | Yes |
| 254-371 | COPPERASCV | 6529 | — | Yes |
| 254-408 | COPPERASCV | 6529 | 2020-09-04 | Yes |
| 254-413 | STEPHENVL | 6529 | 2001-07-24 | Yes |
| 254-415 | KILLEEN | 6529 | 2005-06-23 | Yes |
| 254-419 | KILLEEN | 6529 | 2020-11-17 | Yes |
| 254-421 | TEMPLE | 6529 | — | Yes |
| 254-426 | MARLIN | 6529 | — | Yes |
| 254-450 | MARLIN | 6529 | 2021-09-20 | Yes |
| 254-458 | KILLEEN | 6529 | — | — |
| 254-462 | KILLEEN | 6529 | — | Yes |
| 254-466 | KILLEEN | 6529 | 2001-01-15 | Yes |
| 254-535 | KILLEEN | 6529 | — | Yes |
| 254-538 | MARLIN | 6529 | 2023-10-17 | Yes |
| 254-586 | MARLIN | 6529 | 2024-11-11 | Yes |
| 254-592 | STEPHENVL | 6529 | — | Yes |
| 254-606 | CAMERON | 6529 | 2025-09-23 | Yes |
| 254-624 | TEMPLE | 6529 | — | Yes |
| 254-733 | WACO | 6529 | 2002-01-14 | Yes |
| 254-768 | KILLEEN | 6529 | 2006-05-22 | Yes |
| 254-941 | CAMERON | 6529 | 2024-10-21 | Yes |
| 254-975 | CAMERON | 6529 | 2025-04-08 | Yes |
| 254-997 | NOLANVILLE | 6529 | 2025-01-29 | 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.