T-MOBILE USA, INC.
18 prefixes in 870 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 870-292 | HOPE | 6529 | 2002-11-07 | Yes |
| 870-360 | PINE BLUFF | 6529 | 2016-05-05 | Yes |
| 870-390 | CAMDEN | 6529 | 2002-12-23 | Yes |
| 870-413 | PINE BLUFF | 6529 | — | Yes |
| 870-440 | EL DORADO | 6529 | 2003-02-04 | Yes |
| 870-441 | PINE BLUFF | 6529 | 2003-02-04 | Yes |
| 870-495 | NEWPORT | 6529 | 2001-05-08 | Yes |
| 870-497 | JONESBORO | 6529 | 2018-08-10 | Yes |
| 870-517 | HARRISON | 6529 | 2018-10-18 | Yes |
| 870-519 | FORREST CY | 6529 | — | Yes |
| 870-562 | MAGNOLIA | 6529 | 2001-01-23 | Yes |
| 870-627 | JONESBORO | 6529 | 2002-03-13 | Yes |
| 870-665 | EL DORADO | 6529 | — | Yes |
| 870-791 | CAMDEN | 6529 | — | Yes |
| 870-806 | BATESVILLE | 6529 | — | Yes |
| 870-824 | BLYTHEVL | 6529 | — | Yes |
| 870-868 | ARKADLPHIA | 6529 | 2002-11-12 | Yes |
| 870-882 | JONESBORO | 6529 | 2003-10-06 | 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.