All assignees
800 prefixes in 405 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 405-400 | OKLA CITY | 409F | 2015-11-24 | Yes |
| 405-401 | OKLA CITY | 6534 | — | — |
| 405-402 | ANADARKO | 6529 | 2013-06-12 | Yes |
| 405-403 | OKLA CITY | 5813 | 2012-08-09 | Yes |
| 405-404 | CHANDLER | 6529 | 2013-05-23 | Yes |
| 405-405 | ALEX | 409F | 2025-12-22 | Yes |
| 405-406 | OKLA CITY | 5813 | — | Yes |
| 405-407 | NOBLE | 409F | 2016-03-04 | Yes |
| 405-408 | OKLA CITY | 6529 | — | — |
| 405-409 | OKLA CITY | 6529 | — | Yes |
| 405-410 | OKLA CITY | 6529 | — | — |
| 405-411 | XXXXXXXXXX | MULT | — | — |
| 405-412 | OKLA CITY | 6529 | — | — |
| 405-413 | OKLA CITY | 6529 | — | — |
| 405-414 | OKLA CITY | 6529 | — | — |
| 405-415 | OKLA CITY | 7258 | — | Yes |
| 405-416 | OKLA CITY | 7258 | — | Yes |
| 405-417 | OKLA CITY | 6529 | — | Yes |
| 405-418 | BRITTON | 829J | — | Yes |
| 405-419 | OKLA CITY | 9533 | — | — |
| 405-420 | OKLA CITY | 6534 | 2005-01-10 | Yes |
| 405-421 | OKLA CITY | 384H | 2014-08-25 | Yes |
| 405-422 | EL RENO | 9533 | — | Yes |
| 405-423 | OKLA CITY | 5813 | 2012-03-14 | Yes |
| 405-424 | OKLA CITY | 9533 | — | Yes |
| 405-425 | OKLA CITY | 9533 | — | Yes |
| 405-426 | OKLA CITY | 9533 | — | Yes |
| 405-427 | OKLA CITY | 9533 | — | — |
| 405-428 | LINDSAY | 5257 | 2004-05-04 | Yes |
| 405-429 | OKLA CITY | 6272 | 2007-11-15 | Yes |
| 405-430 | OKLA CITY | 6529 | 2014-03-03 | Yes |
| 405-431 | OKLA CITY | 6534 | 2006-12-14 | Yes |
| 405-432 | SHAWNEE | 6534 | 2010-02-19 | Yes |
| 405-433 | CASHION | 9533 | — | Yes |
| 405-434 | SHAWNEE | 6534 | 2011-08-08 | Yes |
| 405-435 | OKLA CITY | 5813 | 2012-03-14 | Yes |
| 405-436 | OKLA CITY | 6529 | 2006-11-01 | Yes |
| 405-437 | OKLA CITY | 6534 | 2013-02-19 | Yes |
| 405-438 | OKLA CITY | 6529 | 2015-09-22 | Yes |
| 405-439 | OKLA CITY | 5813 | 2012-03-14 | Yes |
| 405-440 | BETHANY | 9533 | — | Yes |
| 405-441 | OKLA CITY | 5813 | 2012-04-09 | Yes |
| 405-442 | PURCELL | 1165 | 2008-12-09 | Yes |
| 405-443 | OKLA CITY | 6534 | 2007-02-26 | Yes |
| 405-444 | PAULS VLY | 6272 | — | Yes |
| 405-445 | OKLA CITY | 5257 | 2006-02-09 | Yes |
| 405-446 | OKLA CITY | 5813 | 2012-03-14 | Yes |
| 405-447 | NORMAN | 9533 | — | Yes |
| 405-448 | CHICKASHA | 6534 | — | Yes |
| 405-449 | WAYNE | 1165 | — | Yes |
| 405-450 | HOLDENVL | 7258 | 2017-06-13 | Yes |
| 405-451 | WELLSTON | 409F | 2016-06-23 | Yes |
| 405-452 | WETUMKA | 9533 | — | Yes |
| 405-453 | VERDEN | 1984 | — | Yes |
| 405-454 | HARRAH | 9533 | — | Yes |
| 405-455 | MIDWEST CY | 318J | — | Yes |
| 405-456 | OKLA CITY | 9533 | 2008-02-13 | Yes |
| 405-457 | LOOKEBA | 1995 | — | — |
| 405-458 | MIDWEST CY | 530C | 2010-01-18 | Yes |
| 405-459 | POCASSET | 9533 | — | Yes |
| 405-460 | OKLA CITY | 9533 | — | — |
| 405-461 | ASHER | 1165 | 2016-07-12 | Yes |
| 405-462 | BRADLEY | 2018 | — | — |
| 405-463 | BRITTON | 318J | — | Yes |
| 405-464 | OKLA CITY | 6534 | 2006-06-21 | Yes |
| 405-465 | OKLA CITY | 5813 | 2012-03-14 | Yes |
| 405-466 | GUTHRIE | 9533 | — | Yes |
| 405-467 | YUKON | 409F | 2016-06-17 | Yes |
| 405-468 | OKLA CITY | 6529 | 2012-03-13 | Yes |
| 405-469 | ROSEDALE | 1980 | — | — |
| 405-470 | BETHANY | 318J | — | Yes |
| 405-471 | EDMOND | 9533 | — | Yes |
| 405-472 | OKLA CITY | 6529 | — | — |
| 405-473 | OKLA CITY | 6529 | — | — |
| 405-474 | OKLA CITY | 6529 | — | — |
| 405-475 | BRITTON | 9533 | — | — |
| 405-476 | OKLA CITY | 6529 | — | — |
| 405-477 | MEEKER | 1165 | 2015-06-19 | Yes |
| 405-478 | BRITTON | 9533 | — | — |
| 405-479 | OKLA CITY | 5813 | 2012-08-17 | Yes |
| 405-480 | ANADARKO | 6529 | 2016-08-31 | Yes |
| 405-481 | SHAWNEE | 6534 | 2008-12-17 | Yes |
| 405-482 | OKLA CITY | 5813 | 2011-09-14 | Yes |
| 405-483 | UNION CITY | 1984 | — | Yes |
| 405-484 | PAOLI | 1980 | — | — |
| 405-485 | BLANCHARD | 2018 | — | — |
| 405-486 | BRITTON | 9533 | 2001-10-05 | Yes |
| 405-487 | OKLA CITY | 9533 | 2001-09-25 | Yes |
| 405-488 | OKLA CITY | 829J | — | Yes |
| 405-489 | CEMENT | 9533 | — | Yes |
| 405-490 | ANADARKO | 6529 | 2018-03-29 | Yes |
| 405-491 | BETHANY | 9533 | — | Yes |
| 405-492 | OKLA CITY | 5813 | 2011-11-22 | Yes |
| 405-493 | OKLA CITY | 508J | 2016-10-17 | Yes |
| 405-494 | YUKON | 829J | — | Yes |
| 405-495 | BETHANY | 9533 | — | — |
| 405-496 | OKLA CITY | 6534 | 2005-12-06 | Yes |
| 405-497 | OKLA CITY | 506J | 2021-05-04 | Yes |
| 405-498 | BETHANY | 9533 | — | Yes |
| 405-499 | BETHANY | 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.