SOUTHWESTERN BELL
302 prefixes in 817 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 817-426 | FORT WORTH | 9533 | — | — |
| 817-427 | NRICHLDHLS | 9533 | — | Yes |
| 817-428 | NRICHLDHLS | 9533 | — | — |
| 817-429 | GLENDALE | 9533 | — | — |
| 817-430 | ROANOKE | 9533 | — | — |
| 817-433 | FORT WORTH | 9533 | — | — |
| 817-436 | ARLINGTON | 9533 | — | — |
| 817-439 | FORT WORTH | 9533 | — | Yes |
| 817-441 | FORT WORTH | 9533 | — | Yes |
| 817-443 | FORT WORTH | 9533 | — | Yes |
| 817-446 | GLENDALE | 9533 | — | Yes |
| 817-447 | FORT WORTH | 9533 | — | — |
| 817-448 | FORT WORTH | 9533 | — | Yes |
| 817-449 | ARLINGTON | 9533 | — | Yes |
| 817-451 | GLENDALE | 9533 | — | — |
| 817-453 | MANSFIELD | 9533 | — | — |
| 817-457 | GLENDALE | 9533 | — | — |
| 817-459 | ARLINGTON | 9533 | — | — |
| 817-460 | ARLINGTON | 9533 | — | Yes |
| 817-461 | ARLINGTON | 9533 | — | — |
| 817-462 | ARLINGTON | 9533 | — | — |
| 817-465 | ARLINGTON | 9533 | — | — |
| 817-466 | ARLINGTON | 9533 | — | Yes |
| 817-467 | ARLINGTON | 9533 | — | — |
| 817-468 | ARLINGTON | 9533 | — | — |
| 817-469 | ARLINGTON | 9533 | — | — |
| 817-472 | ARLINGTON | 9533 | — | — |
| 817-473 | MANSFIELD | 9533 | — | — |
| 817-474 | ROANOKE | 9533 | — | Yes |
| 817-477 | MANSFIELD | 9533 | — | Yes |
| 817-478 | KENNEDALE | 9533 | — | — |
| 817-483 | KENNEDALE | 9533 | — | — |
| 817-485 | NRICHLDHLS | 9533 | — | — |
| 817-489 | FORT WORTH | 9533 | — | Yes |
| 817-490 | ROANOKE | 9533 | — | — |
| 817-491 | ROANOKE | 9533 | — | — |
| 817-492 | GLENDALE | 9533 | — | Yes |
| 817-493 | ARLINGTON | 9533 | — | — |
| 817-494 | EULESS | 9533 | — | Yes |
| 817-495 | FORT WORTH | 9533 | — | Yes |
| 817-496 | GLENDALE | 9533 | — | — |
| 817-498 | NRICHLDHLS | 9533 | — | — |
| 817-503 | NRICHLDHLS | 9533 | 2002-06-11 | Yes |
| 817-514 | NRICHLDHLS | 9533 | — | — |
| 817-515 | FORT WORTH | 9533 | — | — |
| 817-516 | KENNEDALE | 9533 | — | Yes |
| 817-517 | CLEBURNE | 9533 | — | Yes |
| 817-530 | ARLINGTON | 9533 | — | — |
| 817-531 | FORT WORTH | 9533 | — | — |
| 817-534 | FORT WORTH | 9533 | — | — |
| 817-535 | FORT WORTH | 9533 | — | Yes |
| 817-536 | FORT WORTH | 9533 | — | — |
| 817-539 | MANSFIELD | 9533 | — | Yes |
| 817-540 | EULESS | 9533 | — | Yes |
| 817-542 | ARLINGTON | 9533 | — | Yes |
| 817-543 | ARLINGTON | 9533 | — | Yes |
| 817-545 | EULESS | 9533 | — | — |
| 817-547 | FORT WORTH | 9533 | — | Yes |
| 817-548 | ARLINGTON | 9533 | — | — |
| 817-551 | FORT WORTH | 9533 | — | — |
| 817-556 | CLEBURNE | 9533 | — | Yes |
| 817-557 | ARLINGTON | 9533 | — | Yes |
| 817-558 | CLEBURNE | 9533 | — | — |
| 817-560 | FORT WORTH | 9533 | — | — |
| 817-561 | KENNEDALE | 9533 | — | — |
| 817-563 | KENNEDALE | 9533 | — | — |
| 817-568 | FORT WORTH | 9533 | — | — |
| 817-569 | FORT WORTH | 9533 | — | Yes |
| 817-570 | FORT WORTH | 9533 | — | — |
| 817-571 | EULESS | 9533 | — | — |
| 817-572 | KENNEDALE | 9533 | — | Yes |
| 817-573 | GRANBURY | 9533 | — | — |
| 817-577 | NRICHLDHLS | 9533 | — | — |
| 817-578 | GRANBURY | 9533 | — | Yes |
| 817-579 | GRANBURY | 9533 | — | — |
| 817-580 | ATLAS | 9533 | — | Yes |
| 817-581 | NRICHLDHLS | 9533 | — | — |
| 817-585 | FORT WORTH | 9533 | — | Yes |
| 817-588 | ARLINGTON | 9533 | — | — |
| 817-589 | ATLAS | 9533 | — | — |
| 817-590 | ATLAS | 9533 | — | Yes |
| 817-593 | FORT WORTH | 9533 | — | — |
| 817-594 | WEATHERFD | 9533 | — | — |
| 817-595 | ATLAS | 9533 | — | — |
| 817-596 | WEATHERFD | 9533 | — | — |
| 817-597 | WEATHERFD | 9533 | — | — |
| 817-598 | WEATHERFD | 9533 | — | — |
| 817-599 | WEATHERFD | 9533 | — | — |
| 817-605 | NRICHLDHLS | 9533 | — | — |
| 817-606 | ARLINGTON | 9533 | — | Yes |
| 817-607 | FORT WORTH | 9533 | — | Yes |
| 817-608 | ARLINGTON | 9533 | — | Yes |
| 817-610 | XXXXXXXXXX | 9533 | — | — |
| 817-613 | WEATHERFD | 9533 | — | — |
| 817-615 | FORT WORTH | 9533 | — | Yes |
| 817-619 | ARLINGTON | 9533 | — | — |
| 817-624 | FORT WORTH | 9533 | — | — |
| 817-625 | FORT WORTH | 9533 | — | — |
| 817-626 | FORT WORTH | 9533 | — | — |
| 817-633 | ARLINGTON | 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.