SOUTHWESTERN BELL
236 prefixes in 918 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 918-492 | TULSA | 9533 | — | — |
| 918-493 | TULSA | 9533 | — | Yes |
| 918-494 | TULSA | 9533 | — | — |
| 918-495 | TULSA | 9533 | — | Yes |
| 918-496 | TULSA | 9533 | — | — |
| 918-497 | TULSA | 9533 | — | Yes |
| 918-498 | WUNIONTOWN | 9533 | — | Yes |
| 918-499 | TULSA | 9533 | — | Yes |
| 918-502 | TULSA | 9533 | 2001-09-25 | — |
| 918-523 | TULSA | 9533 | — | Yes |
| 918-524 | TULSA | 9533 | — | Yes |
| 918-532 | COPAN | 9533 | — | Yes |
| 918-534 | DEWEY | 9533 | — | Yes |
| 918-540 | MIAMI | 9533 | — | Yes |
| 918-541 | MIAMI | 9533 | — | Yes |
| 918-542 | MIAMI | 9533 | — | Yes |
| 918-544 | MIAMI | 9533 | — | Yes |
| 918-549 | TULSA | 9533 | — | Yes |
| 918-551 | TULSA | 9533 | — | Yes |
| 918-560 | TULSA | 9533 | — | — |
| 918-561 | TULSA | 9533 | — | Yes |
| 918-567 | TALIHINA | 9533 | — | Yes |
| 918-573 | TULSA | 9533 | — | — |
| 918-574 | TULSA | 9533 | — | Yes |
| 918-576 | TULSA | 9533 | — | Yes |
| 918-579 | TULSA | 9533 | — | — |
| 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 | — | — |
| 918-591 | TULSA | 9533 | — | Yes |
| 918-592 | TULSA | 9533 | — | Yes |
| 918-594 | TULSA | 9533 | — | — |
| 918-595 | TULSA | 9533 | — | — |
| 918-596 | TULSA | 9533 | — | — |
| 918-599 | TULSA | 9533 | — | — |
| 918-610 | TULSA | 9533 | — | — |
| 918-618 | EUFAULA | 9533 | — | Yes |
| 918-619 | TULSA | 9533 | — | Yes |
| 918-621 | TULSA | 9533 | — | — |
| 918-622 | TULSA | 9533 | — | — |
| 918-623 | OKEMAH | 9533 | — | Yes |
| 918-624 | TULSA | 9533 | — | — |
| 918-626 | CEDARS | 9533 | — | Yes |
| 918-627 | TULSA | 9533 | — | Yes |
| 918-628 | TULSA | 9533 | — | — |
| 918-631 | TULSA | 9533 | — | Yes |
| 918-632 | TULSA | 9533 | — | — |
| 918-634 | TULSA | 9533 | — | Yes |
| 918-641 | TULSA | 9533 | — | Yes |
| 918-650 | HENRYETTA | 9533 | — | Yes |
| 918-652 | HENRYETTA | 9533 | — | Yes |
| 918-660 | TULSA | 9533 | — | — |
| 918-661 | BARTLESVL | 9533 | — | — |
| 918-662 | BARTLESVL | 9533 | — | — |
| 918-663 | TULSA | 9533 | — | — |
| 918-664 | TULSA | 9533 | — | — |
| 918-665 | TULSA | 9533 | — | — |
| 918-669 | TULSA | 9533 | — | — |
| 918-670 | TULSA | 9533 | — | — |
| 918-673 | PICHER | 9533 | — | Yes |
| 918-674 | QUAPAW | 9533 | — | Yes |
| 918-675 | COMMERCE | 9533 | — | Yes |
| 918-676 | FAIRLAND | 9533 | — | Yes |
| 918-680 | MUSKOGEE | 9533 | — | Yes |
| 918-681 | MUSKOGEE | 9533 | — | Yes |
| 918-682 | MUSKOGEE | 9533 | — | — |
| 918-683 | MUSKOGEE | 9533 | — | — |
| 918-684 | MUSKOGEE | 9533 | — | Yes |
| 918-686 | MUSKOGEE | 9533 | — | Yes |
| 918-687 | MUSKOGEE | 9533 | — | — |
| 918-689 | EUFAULA | 9533 | — | Yes |
| 918-690 | TULSA | 9533 | — | — |
| 918-692 | TULSA | 9533 | — | — |
| 918-699 | TULSA | 9533 | — | Yes |
| 918-708 | TAHLEQUAH | 9533 | 2001-05-07 | Yes |
| 918-712 | TULSA | 9533 | — | Yes |
| 918-713 | VINITA | 9533 | 2001-06-13 | Yes |
| 918-715 | MCALESTER | 9533 | 2001-05-07 | Yes |
| 918-719 | COPAN | 9533 | 2001-06-13 | Yes |
| 918-723 | WESTVILLE | 9533 | — | Yes |
| 918-725 | CUSHING | 9533 | 2001-05-07 | Yes |
| 918-729 | DRUMRIGHT | 9533 | — | Yes |
| 918-730 | TULSA | 9533 | — | Yes |
| 918-732 | TULSA | 9533 | — | Yes |
| 918-738 | RALSTON | 9533 | — | Yes |
| 918-742 | TULSA | 9533 | — | Yes |
| 918-743 | TULSA | 9533 | — | — |
| 918-744 | TULSA | 9533 | — | Yes |
| 918-745 | TULSA | 9533 | — | — |
| 918-746 | TULSA | 9533 | — | — |
| 918-747 | TULSA | 9533 | — | — |
| 918-748 | TULSA | 9533 | — | Yes |
| 918-749 | TULSA | 9533 | — | — |
| 918-752 | OKMULGEE | 9533 | — | Yes |
| 918-756 | OKMULGEE | 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.