All assignees
800 prefixes in 405 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 405-600 | OKLA CITY | 318J | — | Yes |
| 405-601 | OKLA CITY | 318J | — | — |
| 405-602 | OKLA CITY | 318J | — | Yes |
| 405-603 | BETHANY | 318J | — | Yes |
| 405-604 | OKLA CITY | 318J | — | Yes |
| 405-605 | OKLA CITY | 318J | — | Yes |
| 405-606 | OKLA CITY | 318J | — | Yes |
| 405-607 | BRITTON | 318J | — | Yes |
| 405-608 | BRITTON | 318J | — | Yes |
| 405-609 | OKLA CITY | 318J | — | Yes |
| 405-610 | MIDWEST CY | 318J | — | Yes |
| 405-611 | XXXXXXXXXX | MULT | — | — |
| 405-612 | STILLWATER | 6534 | — | — |
| 405-613 | OKLA CITY | 6534 | — | — |
| 405-614 | STILLWATER | 6272 | 2002-03-06 | Yes |
| 405-615 | OKLA CITY | 6534 | — | — |
| 405-616 | OKLA CITY | 9533 | — | Yes |
| 405-617 | SHAWNEE | 5562 | 2016-07-12 | Yes |
| 405-618 | OKLA CITY | 6534 | 2006-06-21 | Yes |
| 405-619 | OKLA CITY | 9533 | — | Yes |
| 405-620 | OKLA CITY | 9533 | — | Yes |
| 405-621 | BETHANY | 9533 | — | Yes |
| 405-622 | MIDWEST CY | 829J | — | Yes |
| 405-623 | OKLA CITY | 6534 | — | — |
| 405-624 | STILLWATER | 9533 | — | — |
| 405-625 | OKLA CITY | 6534 | 2005-12-06 | Yes |
| 405-626 | OKLA CITY | 6534 | 2007-12-11 | Yes |
| 405-627 | OKLA CITY | 5813 | — | — |
| 405-628 | OKLA CITY | 6534 | 2008-03-25 | Yes |
| 405-629 | OKLA CITY | 9533 | — | — |
| 405-630 | OKLA CITY | 9533 | — | Yes |
| 405-631 | OKLA CITY | 9533 | — | — |
| 405-632 | OKLA CITY | 9533 | — | — |
| 405-633 | OKLA CITY | 119F | 2008-06-19 | Yes |
| 405-634 | OKLA CITY | 9533 | — | Yes |
| 405-635 | OKLA CITY | 9533 | — | Yes |
| 405-636 | OKLA CITY | 9533 | — | — |
| 405-637 | OKLA CITY | 6534 | 2007-02-26 | Yes |
| 405-638 | ANADARKO | 5813 | 2002-10-18 | Yes |
| 405-639 | OKLA CITY | 6534 | 2005-01-10 | Yes |
| 405-640 | OKLA CITY | 6534 | — | — |
| 405-641 | OKLA CITY | 5813 | — | — |
| 405-642 | OKLA CITY | 6534 | — | — |
| 405-643 | FORT COBB | 9533 | — | Yes |
| 405-644 | OKLA CITY | 9533 | — | — |
| 405-645 | CALVIN | 9533 | — | Yes |
| 405-646 | CARNEY | 4630 | 2002-10-28 | Yes |
| 405-647 | OKLA CITY | 6630 | — | — |
| 405-648 | ANADARKO | 5257 | 2002-05-22 | Yes |
| 405-649 | MULHALL | 9533 | — | Yes |
| 405-650 | OKLA CITY | 6534 | — | — |
| 405-651 | OKLA CITY | 6534 | 2006-12-16 | Yes |
| 405-652 | OKLA CITY | 119F | — | Yes |
| 405-653 | OKLA CITY | 073H | 2016-12-14 | Yes |
| 405-654 | CHANDLER | 094B | 2015-10-30 | Yes |
| 405-655 | OKLA CITY | 5813 | 2011-10-31 | Yes |
| 405-656 | BINGER | 9533 | — | Yes |
| 405-657 | EDMOND | 6534 | 2010-01-08 | Yes |
| 405-658 | OKLA CITY | 5813 | 2011-11-22 | Yes |
| 405-659 | OKLA CITY | 6534 | — | — |
| 405-660 | OKLA CITY | 6630 | — | — |
| 405-661 | HINTON | 6534 | — | — |
| 405-662 | OKLA CITY | 6529 | 2012-03-08 | Yes |
| 405-663 | HYDRO | 1995 | — | — |
| 405-664 | OKLA CITY | 6534 | 2001-11-14 | — |
| 405-665 | WYNNEWOOD | 9533 | — | Yes |
| 405-666 | OKLA CITY | 939H | 2017-08-03 | Yes |
| 405-667 | OKLA CITY | 6529 | 2012-06-19 | Yes |
| 405-668 | FORT COBB | 6534 | 2002-05-16 | Yes |
| 405-669 | OKLA CITY | 5813 | 2011-11-02 | Yes |
| 405-670 | OKLA CITY | 9533 | — | Yes |
| 405-671 | OKLA CITY | 9533 | — | — |
| 405-672 | OKLA CITY | 9533 | — | — |
| 405-673 | OKLA CITY | 5813 | 2012-08-17 | Yes |
| 405-674 | MUSTANG | 384H | 2019-09-06 | Yes |
| 405-675 | OKLA CITY | 6529 | 2011-12-13 | Yes |
| 405-676 | MOORE | 073H | 2017-03-14 | Yes |
| 405-677 | OKLA CITY | 9533 | — | — |
| 405-678 | STILLWATER | 148G | — | — |
| 405-679 | OKLA CITY | 5813 | 2012-08-17 | Yes |
| 405-680 | OKLA CITY | 9533 | — | — |
| 405-681 | OKLA CITY | 9533 | — | — |
| 405-682 | OKLA CITY | 9533 | — | — |
| 405-683 | WEWOKA | 6534 | 2002-05-24 | Yes |
| 405-684 | OKLA CITY | 9533 | — | Yes |
| 405-685 | OKLA CITY | 9533 | — | — |
| 405-686 | OKLA CITY | 9533 | — | Yes |
| 405-687 | BINGER | 6534 | 2002-05-16 | Yes |
| 405-688 | OKLA CITY | 9533 | — | — |
| 405-689 | TUTTLE | 829J | — | Yes |
| 405-690 | OKLA CITY | 6630 | — | — |
| 405-691 | MOORE | 9533 | — | Yes |
| 405-692 | MOORE | 9533 | — | — |
| 405-693 | OKLA CITY | 6534 | 2012-09-06 | Yes |
| 405-694 | OKLA CITY | 4630 | 2001-12-14 | Yes |
| 405-695 | SHAWNEE | 5813 | 2011-11-15 | Yes |
| 405-696 | EDMOND | 119F | 2013-04-08 | Yes |
| 405-697 | EDMOND | 119F | 2015-04-23 | Yes |
| 405-698 | OKLA CITY | 6534 | 2011-12-28 | Yes |
| 405-699 | KINGFISHER | 2018 | — | 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.