All assignees
800 prefixes in 405 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 405-300 | MOORE | 530C | 2014-04-17 | Yes |
| 405-301 | OKLA CITY | 6534 | 2005-08-17 | Yes |
| 405-302 | BRITTON | 9533 | — | Yes |
| 405-303 | SEMINOLE | 9533 | — | Yes |
| 405-304 | OKLA CITY | 6630 | — | — |
| 405-305 | OKLA CITY | 6529 | 2007-07-31 | Yes |
| 405-306 | OKLA CITY | 6534 | — | — |
| 405-307 | NORMAN | 9533 | — | — |
| 405-308 | OKLA CITY | 5257 | 2001-07-26 | Yes |
| 405-309 | HARRAH | 119F | — | Yes |
| 405-310 | NORMAN | 318J | — | Yes |
| 405-311 | XXXXXXXXXX | MULT | — | — |
| 405-312 | OKLA CITY | 6534 | 2007-02-26 | Yes |
| 405-313 | OKLA CITY | 6534 | 2005-01-10 | Yes |
| 405-314 | OKLA CITY | 6529 | — | — |
| 405-315 | EDMOND | 6534 | 2003-03-07 | Yes |
| 405-316 | OKLA CITY | 9533 | 2001-06-12 | Yes |
| 405-317 | OKLA CITY | 6534 | 2001-01-03 | — |
| 405-318 | OKLA CITY | 5813 | 2012-03-14 | Yes |
| 405-319 | OKLA CITY | 9533 | — | Yes |
| 405-320 | CHICKASHA | 6534 | — | Yes |
| 405-321 | NORMAN | 9533 | — | — |
| 405-322 | NORMAN | 9533 | — | Yes |
| 405-323 | OKLA CITY | 5813 | 2001-05-15 | — |
| 405-324 | YUKON | 9533 | — | — |
| 405-325 | NORMAN | 9533 | — | — |
| 405-326 | OKLA CITY | 6529 | — | — |
| 405-327 | OKLA CITY | 6630 | — | — |
| 405-328 | CHANDLER | 5813 | 2001-05-11 | Yes |
| 405-329 | NORMAN | 9533 | — | — |
| 405-330 | EDMOND | 9533 | — | — |
| 405-331 | PAULS VLY | 612K | — | Yes |
| 405-332 | STILLWATER | 9533 | — | Yes |
| 405-333 | PEARSON | 2020 | — | — |
| 405-334 | STILLWATER | 5257 | 2001-08-17 | Yes |
| 405-335 | WYNNEWOOD | 409F | — | Yes |
| 405-336 | WELEETKA | 409F | — | Yes |
| 405-337 | WEWOKA | 409F | — | Yes |
| 405-338 | STILLWATER | 6529 | — | Yes |
| 405-339 | ANADARKO | 6529 | 2013-04-30 | Yes |
| 405-340 | EDMOND | 9533 | — | — |
| 405-341 | EDMOND | 9533 | — | — |
| 405-342 | ARCADIA | 409F | — | Yes |
| 405-343 | OKLA CITY | 6534 | 2005-12-06 | Yes |
| 405-344 | DIBBLE | 2018 | — | — |
| 405-345 | EL RENO | 409F | — | Yes |
| 405-346 | GUTHRIE | 409F | — | Yes |
| 405-347 | HARRAH | 409F | — | Yes |
| 405-348 | EDMOND | 9533 | — | — |
| 405-349 | LUTHER | 409F | — | Yes |
| 405-350 | YUKON | 9533 | — | — |
| 405-351 | ALEX | 6534 | 2002-05-16 | Yes |
| 405-352 | MINCO | 9533 | — | Yes |
| 405-353 | MUSTANG | 409F | — | Yes |
| 405-354 | YUKON | 9533 | — | — |
| 405-355 | NOBLE | 409F | — | Yes |
| 405-356 | WELLSTON | 9533 | — | Yes |
| 405-357 | WHEATLAND | 409F | — | Yes |
| 405-358 | PIEDMONT | 409F | — | Yes |
| 405-359 | EDMOND | 9533 | — | — |
| 405-360 | NORMAN | 9533 | — | — |
| 405-361 | OKLA CITY | 6529 | 2001-02-27 | — |
| 405-362 | TUTTLE | 409F | — | Yes |
| 405-363 | EDMOND | 6529 | 2022-09-29 | Yes |
| 405-364 | NORMAN | 9533 | — | — |
| 405-365 | OKLA CITY | 6534 | 2007-07-13 | Yes |
| 405-366 | NORMAN | 9533 | — | — |
| 405-367 | BETHANY | 516C | 2006-01-19 | Yes |
| 405-368 | KINGFISHER | 5813 | — | — |
| 405-369 | MINCO | 409F | 2013-07-05 | Yes |
| 405-370 | OKLA CITY | 6529 | — | Yes |
| 405-371 | OKLA CITY | 6529 | 2005-11-14 | Yes |
| 405-372 | STILLWATER | 9533 | — | — |
| 405-373 | PIEDMONT | 9533 | — | Yes |
| 405-374 | MAUD | 9533 | — | Yes |
| 405-375 | KINGFISHER | 2018 | — | — |
| 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 |
| 405-384 | BETHANY | 829J | — | Yes |
| 405-385 | STILLWATER | 9533 | — | Yes |
| 405-386 | STELLA | 2006 | — | — |
| 405-387 | NEWCASTLE | 2018 | — | — |
| 405-388 | OKLA CITY | 6534 | — | — |
| 405-389 | WETUMKA | 409F | — | Yes |
| 405-390 | CHOCTAW | 1984 | — | Yes |
| 405-391 | NEWALLA | 2006 | — | — |
| 405-392 | NEWCASTLE | 2018 | — | — |
| 405-393 | MAUD | 409F | — | Yes |
| 405-394 | OKLA CITY | 5813 | 2012-03-14 | Yes |
| 405-395 | SHAWNEE | 9533 | — | Yes |
| 405-396 | ARCADIA | 9533 | — | Yes |
| 405-397 | OKLA CITY | 6534 | 2006-01-19 | Yes |
| 405-398 | BOWLEGS | 2020 | — | — |
| 405-399 | JONES | 1984 | — | 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.