QWEST CORPORATION
243 prefixes in 206 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 206-441 | SEATTLE | 9638 | — | — |
| 206-442 | SEATTLE | 9638 | — | — |
| 206-443 | SEATTLE | 9638 | — | — |
| 206-444 | SEATTLE | 9638 | — | — |
| 206-447 | SEATTLE | 9638 | — | — |
| 206-448 | SEATTLE | 9638 | — | — |
| 206-449 | SEATTLE | 9638 | — | — |
| 206-461 | SEATTLE | 9638 | — | — |
| 206-464 | SEATTLE | 9638 | — | — |
| 206-467 | SEATTLE | 9638 | — | — |
| 206-469 | SEATTLE | 9638 | — | — |
| 206-470 | SEATTLE | 9638 | — | Yes |
| 206-477 | SEATTLE | 9638 | 2012-03-19 | Yes |
| 206-481 | SEATTLE | 9638 | 2016-05-05 | Yes |
| 206-490 | SEATTLE | 9638 | — | — |
| 206-500 | SEATTLE | 9638 | — | Yes |
| 206-504 | SEATTLE | 9638 | — | Yes |
| 206-506 | SEATTLE | 9638 | — | Yes |
| 206-509 | SEATTLE | 9638 | — | — |
| 206-515 | SEATTLE | 9638 | — | — |
| 206-516 | SEATTLE | 9638 | — | Yes |
| 206-517 | SEATTLE | 9638 | — | — |
| 206-520 | SEATTLE | 9638 | — | — |
| 206-521 | SEATTLE | 9638 | — | — |
| 206-522 | SEATTLE | 9638 | — | — |
| 206-523 | SEATTLE | 9638 | — | — |
| 206-524 | SEATTLE | 9638 | — | — |
| 206-525 | SEATTLE | 9638 | — | — |
| 206-526 | SEATTLE | 9638 | — | — |
| 206-527 | SEATTLE | 9638 | — | — |
| 206-528 | SEATTLE | 9638 | — | — |
| 206-529 | SEATTLE | 9638 | — | Yes |
| 206-544 | SEATTLE | 9638 | — | Yes |
| 206-545 | SEATTLE | 9638 | — | — |
| 206-547 | SEATTLE | 9638 | — | — |
| 206-548 | SEATTLE | 9638 | — | Yes |
| 206-553 | SEATTLE | 9638 | — | Yes |
| 206-554 | SEATTLE | 9638 | — | Yes |
| 206-568 | SEATTLE | 9638 | — | — |
| 206-574 | SEATTLE | 9638 | — | Yes |
| 206-575 | SEATTLE | 9638 | — | — |
| 206-583 | SEATTLE | 9638 | — | — |
| 206-585 | SEATTLE | 9638 | — | — |
| 206-587 | SEATTLE | 9638 | — | — |
| 206-592 | DES MOINES | 9638 | — | Yes |
| 206-597 | SEATTLE | 9638 | 2014-04-04 | Yes |
| 206-598 | SEATTLE | 9638 | — | — |
| 206-599 | SEATTLE | 9638 | — | Yes |
| 206-613 | SEATTLE | 9638 | — | Yes |
| 206-615 | SEATTLE | 9638 | — | — |
| 206-621 | SEATTLE | 9638 | — | — |
| 206-622 | SEATTLE | 9638 | — | — |
| 206-623 | SEATTLE | 9638 | — | — |
| 206-624 | SEATTLE | 9638 | — | — |
| 206-625 | SEATTLE | 9638 | — | — |
| 206-626 | SEATTLE | 9638 | — | — |
| 206-628 | SEATTLE | 9638 | — | — |
| 206-630 | SEATTLE | 9638 | 2015-08-20 | Yes |
| 206-632 | SEATTLE | 9638 | — | — |
| 206-633 | SEATTLE | 9638 | — | — |
| 206-634 | SEATTLE | 9638 | — | — |
| 206-652 | SEATTLE | 9638 | — | — |
| 206-654 | SEATTLE | 9638 | — | — |
| 206-658 | SEATTLE | 9638 | — | Yes |
| 206-667 | SEATTLE | 9638 | — | — |
| 206-675 | SEATTLE | 9638 | — | — |
| 206-682 | SEATTLE | 9638 | — | — |
| 206-684 | SEATTLE | 9638 | — | — |
| 206-685 | SEATTLE | 9638 | — | — |
| 206-689 | SEATTLE | 9638 | — | — |
| 206-691 | SEATTLE | 9638 | — | Yes |
| 206-692 | SEATTLE | 9638 | — | — |
| 206-706 | SEATTLE | 9638 | — | — |
| 206-709 | SEATTLE | 9638 | — | Yes |
| 206-716 | SEATTLE | 9638 | — | — |
| 206-720 | SEATTLE | 9638 | — | — |
| 206-721 | SEATTLE | 9638 | — | — |
| 206-722 | SEATTLE | 9638 | — | — |
| 206-723 | SEATTLE | 9638 | — | — |
| 206-725 | SEATTLE | 9638 | — | — |
| 206-726 | SEATTLE | 9638 | — | — |
| 206-727 | SEATTLE | 9638 | — | — |
| 206-728 | SEATTLE | 9638 | — | — |
| 206-729 | SEATTLE | 9638 | — | — |
| 206-731 | SEATTLE | 9638 | — | Yes |
| 206-732 | SEATTLE | 9638 | — | Yes |
| 206-733 | SEATTLE | 9638 | — | Yes |
| 206-748 | SEATTLE | 9638 | — | — |
| 206-749 | SEATTLE | 9638 | — | — |
| 206-757 | SEATTLE | 9638 | — | — |
| 206-760 | SEATTLE | 9638 | — | — |
| 206-762 | SEATTLE | 9638 | — | — |
| 206-763 | SEATTLE | 9638 | — | — |
| 206-764 | SEATTLE | 9638 | — | — |
| 206-766 | SEATTLE | 9638 | — | Yes |
| 206-767 | SEATTLE | 9638 | — | — |
| 206-768 | SEATTLE | 9638 | — | — |
| 206-770 | SEATTLE | 9638 | — | — |
| 206-772 | SEATTLE | 9638 | — | — |
| 206-780 | BAINBDG IS | 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.