SOUTHWESTERN BELL
237 prefixes in 405 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 405-207 | PAULS VLY | 9533 | — | Yes |
| 405-214 | SHAWNEE | 9533 | — | Yes |
| 405-216 | EDMOND | 9533 | — | Yes |
| 405-217 | NORMAN | 9533 | — | Yes |
| 405-218 | OKLA CITY | 9533 | — | — |
| 405-219 | OKLA CITY | 9533 | — | Yes |
| 405-222 | CHICKASHA | 9533 | — | Yes |
| 405-224 | CHICKASHA | 9533 | — | — |
| 405-228 | OKLA CITY | 9533 | — | — |
| 405-230 | OKLA CITY | 9533 | — | Yes |
| 405-231 | OKLA CITY | 9533 | — | — |
| 405-232 | OKLA CITY | 9533 | — | — |
| 405-234 | OKLA CITY | 9533 | — | Yes |
| 405-235 | OKLA CITY | 9533 | — | — |
| 405-236 | OKLA CITY | 9533 | — | — |
| 405-237 | MOORE | 9533 | — | Yes |
| 405-238 | PAULS VLY | 9533 | — | Yes |
| 405-239 | OKLA CITY | 9533 | — | Yes |
| 405-240 | CHANDLER | 9533 | — | Yes |
| 405-247 | ANADARKO | 9533 | — | Yes |
| 405-252 | BRITTON | 9533 | 2014-10-20 | Yes |
| 405-257 | WEWOKA | 9533 | — | Yes |
| 405-258 | CHANDLER | 9533 | — | Yes |
| 405-260 | GUTHRIE | 9533 | — | Yes |
| 405-262 | EL RENO | 9533 | — | — |
| 405-264 | OKLA CITY | 9533 | — | Yes |
| 405-270 | OKLA CITY | 9533 | — | — |
| 405-271 | OKLA CITY | 9533 | — | — |
| 405-272 | OKLA CITY | 9533 | — | — |
| 405-273 | SHAWNEE | 9533 | — | — |
| 405-275 | SHAWNEE | 9533 | — | — |
| 405-277 | LUTHER | 9533 | — | Yes |
| 405-278 | OKLA CITY | 9533 | — | Yes |
| 405-280 | OKLA CITY | 9533 | — | Yes |
| 405-282 | GUTHRIE | 9533 | — | — |
| 405-290 | OKLA CITY | 9533 | — | Yes |
| 405-291 | OKLA CITY | 9533 | — | Yes |
| 405-292 | NORMAN | 9533 | — | Yes |
| 405-297 | OKLA CITY | 9533 | — | Yes |
| 405-302 | BRITTON | 9533 | — | Yes |
| 405-303 | SEMINOLE | 9533 | — | Yes |
| 405-307 | NORMAN | 9533 | — | — |
| 405-316 | OKLA CITY | 9533 | 2001-06-12 | Yes |
| 405-319 | OKLA CITY | 9533 | — | Yes |
| 405-321 | NORMAN | 9533 | — | — |
| 405-322 | NORMAN | 9533 | — | Yes |
| 405-324 | YUKON | 9533 | — | — |
| 405-325 | NORMAN | 9533 | — | — |
| 405-329 | NORMAN | 9533 | — | — |
| 405-330 | EDMOND | 9533 | — | — |
| 405-332 | STILLWATER | 9533 | — | Yes |
| 405-340 | EDMOND | 9533 | — | — |
| 405-341 | EDMOND | 9533 | — | — |
| 405-348 | EDMOND | 9533 | — | — |
| 405-350 | YUKON | 9533 | — | — |
| 405-352 | MINCO | 9533 | — | Yes |
| 405-354 | YUKON | 9533 | — | — |
| 405-356 | WELLSTON | 9533 | — | Yes |
| 405-359 | EDMOND | 9533 | — | — |
| 405-360 | NORMAN | 9533 | — | — |
| 405-364 | NORMAN | 9533 | — | — |
| 405-366 | NORMAN | 9533 | — | — |
| 405-372 | STILLWATER | 9533 | — | — |
| 405-373 | PIEDMONT | 9533 | — | Yes |
| 405-374 | MAUD | 9533 | — | Yes |
| 405-376 | MUSTANG | 9533 | — | — |
| 405-377 | STILLWATER | 9533 | — | Yes |
| 405-378 | MOORE | 9533 | — | Yes |
| 405-379 | HOLDENVL | 9533 | — | Yes |
| 405-380 | SEMINOLE | 9533 | — | Yes |
| 405-381 | TUTTLE | 9533 | — | Yes |
| 405-382 | SEMINOLE | 9533 | — | — |
| 405-383 | WANETTE | 9533 | — | Yes |
| 405-385 | STILLWATER | 9533 | — | Yes |
| 405-395 | SHAWNEE | 9533 | — | Yes |
| 405-396 | ARCADIA | 9533 | — | Yes |
| 405-419 | OKLA CITY | 9533 | — | — |
| 405-422 | EL RENO | 9533 | — | Yes |
| 405-424 | OKLA CITY | 9533 | — | Yes |
| 405-425 | OKLA CITY | 9533 | — | Yes |
| 405-426 | OKLA CITY | 9533 | — | Yes |
| 405-427 | OKLA CITY | 9533 | — | — |
| 405-433 | CASHION | 9533 | — | Yes |
| 405-440 | BETHANY | 9533 | — | Yes |
| 405-447 | NORMAN | 9533 | — | Yes |
| 405-452 | WETUMKA | 9533 | — | Yes |
| 405-454 | HARRAH | 9533 | — | Yes |
| 405-456 | OKLA CITY | 9533 | 2008-02-13 | Yes |
| 405-459 | POCASSET | 9533 | — | Yes |
| 405-460 | OKLA CITY | 9533 | — | — |
| 405-466 | GUTHRIE | 9533 | — | Yes |
| 405-471 | EDMOND | 9533 | — | Yes |
| 405-475 | BRITTON | 9533 | — | — |
| 405-478 | BRITTON | 9533 | — | — |
| 405-486 | BRITTON | 9533 | 2001-10-05 | Yes |
| 405-487 | OKLA CITY | 9533 | 2001-09-25 | Yes |
| 405-489 | CEMENT | 9533 | — | Yes |
| 405-491 | BETHANY | 9533 | — | Yes |
| 405-495 | BETHANY | 9533 | — | — |
| 405-498 | BETHANY | 9533 | — | 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.