T-MOBILE USA, INC.
54 prefixes in 442 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 442-202 | BRAWLEY | 6529 | 2016-03-11 | Yes |
| 442-216 | VISTA | 6529 | 2016-12-13 | Yes |
| 442-218 | LKISABELLA | 6529 | 2017-03-29 | Yes |
| 442-219 | VICTORVL | 6529 | 2017-06-08 | Yes |
| 442-226 | BRAWLEY | 6529 | 2013-07-12 | Yes |
| 442-230 | BRAWLEY | 6529 | 2016-10-10 | Yes |
| 442-238 | EL CENTRO | 6529 | — | Yes |
| 442-255 | VICTORVL | 6529 | 2015-08-04 | Yes |
| 442-264 | OCSD OCSD | 6529 | 2014-10-17 | Yes |
| 442-273 | VISTA | 6529 | 2015-03-09 | Yes |
| 442-279 | BRAWLEY | 6529 | 2018-03-29 | Yes |
| 442-280 | BARSTOW | 6529 | 2018-04-11 | Yes |
| 442-284 | VICTORVL | 6529 | 2015-03-13 | Yes |
| 442-291 | VISTA | 6529 | 2016-07-25 | Yes |
| 442-294 | RIDGECREST | 6529 | 2016-06-10 | Yes |
| 442-297 | EL CENTRO | 6529 | 2016-09-21 | Yes |
| 442-306 | INDIO | 6529 | 2019-03-19 | Yes |
| 442-307 | INDIO | 6529 | 2020-01-10 | Yes |
| 442-322 | BRAWLEY | 6529 | 2020-07-02 | Yes |
| 442-340 | BRAWLEY | 6529 | 2020-11-23 | Yes |
| 442-347 | BARSTOW | 6529 | 2015-04-14 | Yes |
| 442-354 | BRAWLEY | 6529 | 2021-03-11 | Yes |
| 442-355 | ESCONDIDO | 6529 | 2021-03-24 | Yes |
| 442-358 | RAMONA | 6529 | 2021-05-18 | Yes |
| 442-364 | BRAWLEY | 6529 | 2021-10-28 | Yes |
| 442-368 | VICTORVL | 6529 | 2021-10-26 | Yes |
| 442-370 | INDIO | 6529 | 2021-10-29 | Yes |
| 442-375 | OCSD OCSD | 6529 | 2022-01-07 | Yes |
| 442-378 | FALLBROOK | 6529 | 2022-02-28 | Yes |
| 442-379 | EL CENTRO | 6529 | 2021-11-15 | Yes |
| 442-390 | ENCINITAS | 6529 | 2022-07-14 | Yes |
| 442-413 | ENCINITAS | 6529 | 2023-08-10 | Yes |
| 442-416 | SAN MARCOS | 6529 | 2023-08-16 | Yes |
| 442-423 | LKISABELLA | 6529 | — | Yes |
| 442-429 | YUCCA VLY | 6529 | 2023-10-16 | Yes |
| 442-430 | VISTA | 6529 | 2023-10-16 | Yes |
| 442-431 | EL CENTRO | 6529 | 2024-01-11 | Yes |
| 442-436 | BRAWLEY | 6529 | 2024-02-14 | Yes |
| 442-442 | BRAWLEY | 6529 | 2024-11-08 | Yes |
| 442-456 | EL CENTRO | 6529 | — | Yes |
| 442-459 | EL CENTRO | 6529 | 2024-04-12 | Yes |
| 442-461 | BRAWLEY | 6529 | 2024-05-01 | Yes |
| 442-462 | VTVL HSPR | 6529 | 2024-05-31 | Yes |
| 442-467 | EL CENTRO | 6529 | 2024-06-25 | Yes |
| 442-470 | PALMDESERT | 6529 | 2024-08-29 | Yes |
| 442-473 | VTVL HSPR | 6529 | 2024-09-12 | Yes |
| 442-474 | EL CENTRO | 6529 | 2024-09-12 | Yes |
| 442-478 | EL CENTRO | 6529 | 2024-10-09 | Yes |
| 442-493 | VTVL HSPR | 6529 | 2025-10-17 | Yes |
| 442-494 | BRAWLEY | 6529 | 2025-10-30 | Yes |
| 442-496 | BRAWLEY | 6529 | 2026-01-16 | Yes |
| 442-502 | VICTORVL | 6529 | 2026-08-20 | Yes |
| 442-655 | SAN MARCOS | 6529 | 2021-09-17 | Yes |
| 442-998 | PALMDESERT | 6529 | 2024-03-27 | 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.