All assignees
799 prefixes in 918 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 918-500 | TULSA | 5813 | 2012-03-14 | Yes |
| 918-501 | TULSA | 318J | — | Yes |
| 918-502 | TULSA | 9533 | 2001-09-25 | — |
| 918-503 | MULDROW | 318J | — | Yes |
| 918-504 | TULSA | 5813 | 2006-03-28 | Yes |
| 918-505 | BROKENARRW | 1165 | 2010-10-04 | Yes |
| 918-506 | TAHLEQUAH | 5257 | — | Yes |
| 918-507 | STILWELL | 6534 | 2005-09-26 | Yes |
| 918-508 | TULSA | 6534 | 2009-03-04 | Yes |
| 918-509 | CUSHING | 5813 | 2005-04-28 | Yes |
| 918-510 | TULSA | 6534 | — | — |
| 918-511 | XXXXXXXXXX | MULT | — | — |
| 918-512 | SAPULPA | 7632 | — | Yes |
| 918-513 | TULSA | 7632 | — | Yes |
| 918-514 | SAND SPG | 7632 | — | Yes |
| 918-515 | CATOOSA | 7632 | — | Yes |
| 918-516 | OWASSO | 7632 | — | Yes |
| 918-517 | SPERRY | 7632 | — | Yes |
| 918-518 | JENKS | 7632 | — | Yes |
| 918-519 | TULSA | 6534 | — | — |
| 918-520 | TULSA | 6534 | — | — |
| 918-521 | TULSA | 6534 | — | — |
| 918-522 | BUFFALOVLY | 2014 | — | — |
| 918-523 | TULSA | 9533 | — | Yes |
| 918-524 | TULSA | 9533 | — | Yes |
| 918-525 | TAHLEQUAH | 5562 | — | Yes |
| 918-526 | TULSA | 409F | — | Yes |
| 918-527 | TULSA | 6534 | — | — |
| 918-528 | JENKS | 829J | — | Yes |
| 918-529 | WMAYSVILLE | 1142 | — | Yes |
| 918-530 | PRYOR | 6534 | 2002-12-17 | Yes |
| 918-531 | WANN | 2030 | — | — |
| 918-532 | COPAN | 9533 | — | Yes |
| 918-533 | MIAMI | 6272 | — | Yes |
| 918-534 | DEWEY | 9533 | — | Yes |
| 918-535 | OCHELATA | 2030 | — | Yes |
| 918-536 | RAMONA | 1165 | — | — |
| 918-537 | MUSKOGEE | 6529 | — | Yes |
| 918-538 | BLACKBURN | 1982 | — | — |
| 918-539 | MUSKOGEE | 318J | 2023-09-28 | Yes |
| 918-540 | MIAMI | 9533 | — | Yes |
| 918-541 | MIAMI | 9533 | — | Yes |
| 918-542 | MIAMI | 9533 | — | Yes |
| 918-543 | INOLA | 1984 | — | Yes |
| 918-544 | MIAMI | 9533 | — | Yes |
| 918-545 | OGLESBY | 2030 | — | — |
| 918-546 | STUART | 1979 | — | — |
| 918-547 | TULSA | 5257 | — | — |
| 918-548 | SAVANNA | 1965 | — | — |
| 918-549 | TULSA | 9533 | — | Yes |
| 918-550 | TULSA | 5813 | 2009-09-22 | Yes |
| 918-551 | TULSA | 9533 | — | Yes |
| 918-552 | STIGLER | 5257 | — | Yes |
| 918-553 | COLLINSVL | 516C | 2004-10-29 | Yes |
| 918-554 | BRAGGS | 384H | — | Yes |
| 918-555 | DIR ASST | MULT | — | — |
| 918-556 | TULSA | 409F | — | Yes |
| 918-557 | TULSA | 6534 | 2001-07-19 | — |
| 918-558 | MCALESTER | 5257 | — | Yes |
| 918-559 | NOWATA | 5257 | — | Yes |
| 918-560 | TULSA | 9533 | — | — |
| 918-561 | TULSA | 9533 | — | Yes |
| 918-562 | OWASSO | 7258 | — | — |
| 918-563 | ALBION | 2014 | — | — |
| 918-564 | POTEAU | 2011 | — | Yes |
| 918-565 | TULSA | 6529 | 2011-07-11 | Yes |
| 918-566 | SO HEWINS | 2030 | — | — |
| 918-567 | TALIHINA | 9533 | — | Yes |
| 918-568 | TULSA | 5813 | 2012-03-14 | Yes |
| 918-569 | CLAYTON | 2014 | — | — |
| 918-570 | TAHLEQUAH | 5813 | 2012-06-11 | Yes |
| 918-571 | SALLISAW | 6534 | — | Yes |
| 918-572 | ALBION | 6534 | 2023-10-25 | Yes |
| 918-573 | TULSA | 9533 | — | — |
| 918-574 | TULSA | 9533 | — | Yes |
| 918-575 | STILWELL | 5813 | 2003-06-27 | — |
| 918-576 | TULSA | 9533 | — | Yes |
| 918-577 | MUSKOGEE | 612K | — | Yes |
| 918-578 | SKIATOOK | 5257 | 2004-05-04 | Yes |
| 918-579 | TULSA | 9533 | — | — |
| 918-580 | BARTLESVL | 5813 | 2024-03-18 | Yes |
| 918-581 | TULSA | 9533 | — | Yes |
| 918-582 | TULSA | 9533 | — | — |
| 918-583 | TULSA | 9533 | — | Yes |
| 918-584 | TULSA | 9533 | — | Yes |
| 918-585 | TULSA | 9533 | — | — |
| 918-586 | TULSA | 9533 | — | Yes |
| 918-587 | TULSA | 9533 | — | — |
| 918-588 | TULSA | 9533 | — | — |
| 918-589 | SPAVINAW | 2022 | — | — |
| 918-590 | OWASSO | 7258 | — | — |
| 918-591 | TULSA | 9533 | — | Yes |
| 918-592 | TULSA | 9533 | — | Yes |
| 918-593 | STRANG | 2022 | — | — |
| 918-594 | TULSA | 9533 | — | — |
| 918-595 | TULSA | 9533 | — | — |
| 918-596 | TULSA | 9533 | — | — |
| 918-597 | FLINT | 2022 | — | — |
| 918-598 | PEGGS | 1981 | — | — |
| 918-599 | TULSA | 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.