SOUTHWESTERN BELL
88 prefixes in 479 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 479-201 | FORT SMITH | 9533 | — | Yes |
| 479-204 | BENTONVL | 9533 | — | — |
| 479-226 | FORT SMITH | 9533 | — | Yes |
| 479-243 | MENA | 9533 | — | Yes |
| 479-246 | ROGERS | 9533 | — | Yes |
| 479-251 | FAYETTEVL | 9533 | — | Yes |
| 479-253 | EUREKA SPG | 9533 | — | — |
| 479-254 | BENTONVL | 9533 | — | — |
| 479-258 | BENTONVL | 9533 | 2004-10-11 | Yes |
| 479-261 | SPRINGDALE | 9533 | 2010-01-27 | Yes |
| 479-271 | BENTONVL | 9533 | — | — |
| 479-273 | BENTONVL | 9533 | — | — |
| 479-277 | BENTONVL | 9533 | — | — |
| 479-288 | FORT SMITH | 9533 | — | — |
| 479-290 | SPRINGDALE | 9533 | — | — |
| 479-306 | SPRINGDALE | 9533 | — | Yes |
| 479-314 | FORT SMITH | 9533 | 2001-04-25 | — |
| 479-320 | SPRINGDALE | 9533 | 2014-04-25 | Yes |
| 479-338 | ROGERS | 9533 | 2007-06-27 | Yes |
| 479-361 | SPRINGDALE | 9533 | — | Yes |
| 479-363 | EUREKA SPG | 9533 | — | Yes |
| 479-367 | BENTONVL | 9533 | 2017-01-19 | Yes |
| 479-394 | MENA | 9533 | — | Yes |
| 479-401 | FORT SMITH | 9533 | 2015-09-18 | Yes |
| 479-410 | VAN BUREN | 9533 | — | Yes |
| 479-418 | BENTONVL | 9533 | — | Yes |
| 479-419 | SPRINGDALE | 9533 | — | Yes |
| 479-437 | MENA | 9533 | — | Yes |
| 479-441 | FORT SMITH | 9533 | — | — |
| 479-442 | FAYETTEVL | 9533 | — | — |
| 479-443 | FAYETTEVL | 9533 | — | — |
| 479-444 | FAYETTEVL | 9533 | — | — |
| 479-445 | FAYETTEVL | 9533 | — | Yes |
| 479-452 | FORT SMITH | 9533 | — | — |
| 479-463 | FAYETTEVL | 9533 | 2001-07-19 | Yes |
| 479-464 | BENTONVL | 9533 | — | — |
| 479-471 | VAN BUREN | 9533 | — | — |
| 479-474 | VAN BUREN | 9533 | — | — |
| 479-478 | FORT SMITH | 9533 | — | — |
| 479-484 | FORT SMITH | 9533 | — | — |
| 479-494 | FORT SMITH | 9533 | — | — |
| 479-521 | FAYETTEVL | 9533 | — | — |
| 479-527 | FAYETTEVL | 9533 | — | Yes |
| 479-553 | BENTONVL | 9533 | 2002-05-13 | Yes |
| 479-571 | FAYETTEVL | 9533 | — | Yes |
| 479-573 | FORT SMITH | 9533 | 2001-03-01 | Yes |
| 479-575 | FAYETTEVL | 9533 | — | — |
| 479-582 | FAYETTEVL | 9533 | — | Yes |
| 479-587 | FAYETTEVL | 9533 | — | — |
| 479-616 | ROGERS | 9533 | — | Yes |
| 479-619 | ROGERS | 9533 | — | Yes |
| 479-621 | ROGERS | 9533 | — | Yes |
| 479-631 | ROGERS | 9533 | — | — |
| 479-633 | ROGERS | 9533 | — | Yes |
| 479-636 | ROGERS | 9533 | — | — |
| 479-646 | FORT SMITH | 9533 | — | — |
| 479-648 | FORT SMITH | 9533 | — | — |
| 479-649 | FORT SMITH | 9533 | — | Yes |
| 479-659 | ROGERS | 9533 | — | Yes |
| 479-684 | FAYETTEVL | 9533 | — | Yes |
| 479-696 | BENTONVL | 9533 | — | Yes |
| 479-709 | FORT SMITH | 9533 | — | Yes |
| 479-713 | FAYETTEVL | 9533 | — | Yes |
| 479-717 | SPRINGDALE | 9533 | — | Yes |
| 479-718 | FAYETTEVL | 9533 | — | Yes |
| 479-750 | SPRINGDALE | 9533 | — | — |
| 479-751 | SPRINGDALE | 9533 | — | — |
| 479-755 | FORT SMITH | 9533 | — | Yes |
| 479-756 | SPRINGDALE | 9533 | — | — |
| 479-757 | SPRINGDALE | 9533 | — | Yes |
| 479-770 | SPRINGDALE | 9533 | — | Yes |
| 479-782 | FORT SMITH | 9533 | — | — |
| 479-783 | FORT SMITH | 9533 | — | — |
| 479-784 | FORT SMITH | 9533 | — | — |
| 479-785 | FORT SMITH | 9533 | — | — |
| 479-787 | GRAVETTE | 9533 | — | Yes |
| 479-788 | FORT SMITH | 9533 | — | — |
| 479-789 | HINDSVILLE | 9533 | — | Yes |
| 479-820 | SPRINGDALE | 9533 | — | — |
| 479-855 | BENTONVL | 9533 | — | — |
| 479-856 | FAYETTEVL | 9533 | — | Yes |
| 479-872 | SPRINGDALE | 9533 | — | — |
| 479-876 | BENTONVL | 9533 | — | Yes |
| 479-925 | ROGERS | 9533 | — | Yes |
| 479-927 | SPRINGDALE | 9533 | — | Yes |
| 479-936 | ROGERS | 9533 | — | Yes |
| 479-973 | FAYETTEVL | 9533 | — | Yes |
| 479-986 | ROGERS | 9533 | — | — |
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.