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25 prefixes in 479 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 479-222 | FORT SMITH | 318J | — | Yes |
| 479-249 | FAYETTEVL | 318J | — | Yes |
| 479-255 | HACKETT | 318J | — | Yes |
| 479-262 | VAN BUREN | 318J | — | Yes |
| 479-269 | MANSFIELD | 318J | — | Yes |
| 479-279 | VAN BUREN | 318J | 2017-11-21 | Yes |
| 479-281 | LAVACA | 318J | 2017-12-01 | Yes |
| 479-294 | WEST FORK | 318J | — | Yes |
| 479-296 | ELKINS | 318J | — | Yes |
| 479-297 | MULBERRY | 318J | — | Yes |
| 479-300 | FARMINGTON | 318J | — | Yes |
| 479-309 | MIDLAND | 318J | — | Yes |
| 479-318 | SPRINGDALE | 318J | 2017-12-01 | Yes |
| 479-326 | BENTONVL | 318J | — | Yes |
| 479-344 | GRAVETTE | 318J | — | Yes |
| 479-347 | SPRINGDALE | 318J | — | Yes |
| 479-364 | BENTONVL | 318J | 2019-07-02 | Yes |
| 479-373 | SILOAM SPG | 318J | — | Yes |
| 479-400 | PRAIRIEGRV | 318J | — | Yes |
| 479-404 | FAYETTEVL | 318J | — | Yes |
| 479-488 | PEA RIDGE | 318J | — | Yes |
| 479-500 | LINCOLN | 318J | — | Yes |
| 479-525 | GENTRY | 318J | — | Yes |
| 479-662 | MOUNTAINBG | 318J | — | Yes |
| 479-765 | WINSLOW | 318J | — | 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.