QWEST CORPORATION
132 prefixes in 509 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 509-747 | SPOKANE | 9638 | — | — |
| 509-751 | CLARKSTON | 9638 | — | Yes |
| 509-754 | EPHRATA | 9638 | — | — |
| 509-758 | CLARKSTON | 9638 | — | — |
| 509-762 | MOSES LAKE | 9638 | — | — |
| 509-764 | MOSES LAKE | 9638 | — | — |
| 509-765 | MOSES LAKE | 9638 | — | — |
| 509-766 | MOSES LAKE | 9638 | — | — |
| 509-793 | MOSES LAKE | 9638 | — | Yes |
| 509-826 | OMAK | 9638 | — | — |
| 509-828 | SPOKANE | 9638 | 2010-06-04 | Yes |
| 509-835 | SPOKANE | 9638 | — | — |
| 509-838 | SPOKANE | 9638 | — | — |
| 509-843 | POMEROY | 9638 | — | Yes |
| 509-846 | OMAK | 9638 | — | Yes |
| 509-852 | CLE ELUM | 9638 | — | Yes |
| 509-891 | SPOKANE | 9638 | — | — |
| 509-892 | SPOKANE | 9638 | — | — |
| 509-893 | SPOKANE | 9638 | — | Yes |
| 509-897 | WALLAWALLA | 9638 | — | Yes |
| 509-898 | MOSES LAKE | 9638 | — | Yes |
| 509-921 | SPOKANE | 9638 | — | — |
| 509-922 | SPOKANE | 9638 | — | — |
| 509-923 | PATEROS | 9638 | — | Yes |
| 509-924 | SPOKANE | 9638 | — | — |
| 509-926 | SPOKANE | 9638 | — | — |
| 509-927 | SPOKANE | 9638 | — | — |
| 509-928 | SPOKANE | 9638 | — | — |
| 509-944 | SPOKANE | 9638 | — | Yes |
| 509-965 | YAKIMA | 9638 | — | — |
| 509-966 | YAKIMA | 9638 | — | — |
| 509-972 | YAKIMA | 9638 | — | Yes |
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.