T-MOBILE USA, INC.
27 prefixes in 479 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 479-218 | FORT SMITH | 6529 | 2011-10-10 | Yes |
| 479-237 | RUSSELLVL | 6529 | 2011-06-02 | Yes |
| 479-274 | FORT SMITH | 6529 | 2008-07-22 | Yes |
| 479-283 | FAYETTEVL | 6529 | — | Yes |
| 479-285 | FORT SMITH | 6529 | — | Yes |
| 479-301 | FAYETTEVL | 6529 | 2008-07-23 | Yes |
| 479-312 | ALMA | 6529 | 2013-10-03 | Yes |
| 479-329 | ALMA | 6529 | 2018-03-14 | Yes |
| 479-332 | FAYETTEVL | 6529 | 2018-03-21 | Yes |
| 479-334 | SPRINGDALE | 6529 | 2018-03-21 | Yes |
| 479-337 | ROGERS | 6529 | 2018-03-29 | Yes |
| 479-352 | ALMA | 6529 | 2018-10-15 | Yes |
| 479-357 | GREENWOOD | 6529 | — | Yes |
| 479-358 | FORT SMITH | 6529 | 2010-07-19 | Yes |
| 479-370 | ALMA | 6529 | 2018-10-15 | Yes |
| 479-405 | ROGERS | 6529 | 2020-11-11 | Yes |
| 479-420 | FORT SMITH | 6529 | — | Yes |
| 479-435 | FAYETTEVL | 6529 | — | Yes |
| 479-490 | ALMA | 6529 | 2022-08-24 | Yes |
| 479-491 | CLARKSVL | 6529 | 2022-11-18 | Yes |
| 479-492 | GREENWOOD | 6529 | 2023-02-03 | Yes |
| 479-567 | RUSSELLVL | 6529 | — | Yes |
| 479-599 | SILOAM SPG | 6529 | 2002-01-24 | Yes |
| 479-685 | BENTONVL | 6529 | — | Yes |
| 479-769 | FORT SMITH | 6529 | — | Yes |
| 479-799 | FAYETTEVL | 6529 | 2001-10-23 | Yes |
| 479-800 | FAYETTEVL | 6529 | 2011-04-25 | 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.