QWEST CORPORATION
69 prefixes in 425 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 425-203 | RENTON | 9638 | — | — |
| 425-204 | RENTON | 9638 | — | — |
| 425-208 | BELLEVUE | 9638 | — | Yes |
| 425-226 | RENTON | 9638 | — | — |
| 425-227 | RENTON | 9638 | — | — |
| 425-228 | RENTON | 9638 | — | — |
| 425-234 | RENTON | 9638 | — | Yes |
| 425-235 | RENTON | 9638 | — | — |
| 425-251 | RENTON | 9638 | — | — |
| 425-254 | RENTON | 9638 | — | — |
| 425-255 | RENTON | 9638 | — | — |
| 425-271 | RENTON | 9638 | — | — |
| 425-277 | RENTON | 9638 | — | — |
| 425-291 | RENTON | 9638 | — | Yes |
| 425-313 | ISSAQUAH | 9638 | — | — |
| 425-369 | ISSAQUAH | 9638 | — | Yes |
| 425-373 | BELLEVUE | 9638 | — | Yes |
| 425-378 | BELLEVUE | 9638 | — | — |
| 425-383 | BELLEVUE | 9638 | 2005-08-31 | Yes |
| 425-391 | ISSAQUAH | 9638 | — | — |
| 425-392 | ISSAQUAH | 9638 | — | — |
| 425-394 | ISSAQUAH | 9638 | — | Yes |
| 425-401 | BELLEVUE | 9638 | — | — |
| 425-413 | MAPLE VLY | 9638 | — | — |
| 425-427 | ISSAQUAH | 9638 | — | — |
| 425-430 | RENTON | 9638 | — | — |
| 425-432 | MAPLE VLY | 9638 | — | — |
| 425-433 | MAPLE VLY | 9638 | — | Yes |
| 425-440 | BELLEVUE | 9638 | 2008-02-13 | Yes |
| 425-450 | BELLEVUE | 9638 | — | — |
| 425-451 | BELLEVUE | 9638 | — | — |
| 425-452 | BELLEVUE | 9638 | — | — |
| 425-453 | BELLEVUE | 9638 | — | — |
| 425-454 | BELLEVUE | 9638 | — | — |
| 425-455 | BELLEVUE | 9638 | — | — |
| 425-456 | BELLEVUE | 9638 | — | — |
| 425-457 | BELLEVUE | 9638 | 2006-10-04 | Yes |
| 425-462 | BELLEVUE | 9638 | — | — |
| 425-467 | BELLEVUE | 9638 | — | — |
| 425-468 | BELLEVUE | 9638 | — | — |
| 425-557 | ISSAQUAH | 9638 | — | — |
| 425-562 | BELLEVUE | 9638 | — | — |
| 425-564 | BELLEVUE | 9638 | — | — |
| 425-590 | BELLEVUE | 9638 | — | Yes |
| 425-603 | BELLEVUE | 9638 | — | — |
| 425-614 | BELLEVUE | 9638 | — | Yes |
| 425-635 | BELLEVUE | 9638 | — | Yes |
| 425-637 | BELLEVUE | 9638 | — | — |
| 425-638 | BELLEVUE | 9638 | — | Yes |
| 425-641 | BELLEVUE | 9638 | — | — |
| 425-643 | BELLEVUE | 9638 | — | — |
| 425-644 | BELLEVUE | 9638 | — | — |
| 425-646 | BELLEVUE | 9638 | — | — |
| 425-649 | BELLEVUE | 9638 | — | — |
| 425-653 | BELLEVUE | 9638 | — | — |
| 425-656 | RENTON | 9638 | — | — |
| 425-687 | RENTON | 9638 | — | — |
| 425-688 | BELLEVUE | 9638 | — | — |
| 425-709 | BELLEVUE | 9638 | — | — |
| 425-746 | BELLEVUE | 9638 | — | — |
| 425-747 | BELLEVUE | 9638 | — | — |
| 425-748 | BELLEVUE | 9638 | — | Yes |
| 425-793 | RENTON | 9638 | — | Yes |
| 425-837 | ISSAQUAH | 9638 | — | Yes |
| 425-865 | BELLEVUE | 9638 | — | — |
| 425-917 | RENTON | 9638 | — | — |
| 425-957 | BELLEVUE | 9638 | — | — |
| 425-973 | BELLEVUE | 9638 | — | — |
| 425-990 | BELLEVUE | 9638 | — | — |
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.