QWEST CORPORATION
243 prefixes in 206 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 206-205 | SEATTLE | 9638 | — | — |
| 206-213 | SEATTLE | 9638 | — | — |
| 206-214 | SEATTLE | 9638 | — | Yes |
| 206-215 | SEATTLE | 9638 | — | — |
| 206-216 | SEATTLE | 9638 | — | — |
| 206-217 | SEATTLE | 9638 | — | — |
| 206-218 | SEATTLE | 9638 | — | Yes |
| 206-220 | SEATTLE | 9638 | — | — |
| 206-221 | SEATTLE | 9638 | — | — |
| 206-223 | SEATTLE | 9638 | — | — |
| 206-224 | SEATTLE | 9638 | — | — |
| 206-230 | SEATTLE | 9638 | — | Yes |
| 206-231 | DES MOINES | 9638 | 2017-06-13 | Yes |
| 206-232 | SEATTLE | 9638 | — | — |
| 206-233 | SEATTLE | 9638 | — | — |
| 206-236 | SEATTLE | 9638 | — | — |
| 206-239 | SEATTLE | 9638 | — | Yes |
| 206-241 | SEATTLE | 9638 | — | — |
| 206-242 | SEATTLE | 9638 | — | — |
| 206-243 | SEATTLE | 9638 | — | — |
| 206-244 | SEATTLE | 9638 | — | — |
| 206-246 | SEATTLE | 9638 | — | — |
| 206-248 | SEATTLE | 9638 | — | — |
| 206-254 | SEATTLE | 9638 | — | — |
| 206-256 | SEATTLE | 9638 | — | — |
| 206-262 | SEATTLE | 9638 | — | — |
| 206-263 | SEATTLE | 9638 | — | — |
| 206-264 | SEATTLE | 9638 | — | — |
| 206-265 | SEATTLE | 9638 | — | Yes |
| 206-269 | SEATTLE | 9638 | — | — |
| 206-270 | SEATTLE | 9638 | — | — |
| 206-272 | SEATTLE | 9638 | — | Yes |
| 206-273 | SEATTLE | 9638 | — | — |
| 206-275 | SEATTLE | 9638 | — | — |
| 206-277 | SEATTLE | 9638 | — | — |
| 206-281 | SEATTLE | 9638 | — | — |
| 206-282 | SEATTLE | 9638 | — | — |
| 206-283 | SEATTLE | 9638 | — | — |
| 206-284 | SEATTLE | 9638 | — | — |
| 206-285 | SEATTLE | 9638 | — | — |
| 206-286 | SEATTLE | 9638 | — | — |
| 206-287 | SEATTLE | 9638 | — | — |
| 206-292 | SEATTLE | 9638 | — | — |
| 206-296 | SEATTLE | 9638 | — | — |
| 206-297 | SEATTLE | 9638 | — | — |
| 206-298 | SEATTLE | 9638 | — | — |
| 206-301 | SEATTLE | 9638 | — | — |
| 206-302 | SEATTLE | 9638 | — | Yes |
| 206-303 | SEATTLE | 9638 | — | Yes |
| 206-306 | SEATTLE | 9638 | — | Yes |
| 206-318 | SEATTLE | 9638 | — | — |
| 206-320 | SEATTLE | 9638 | — | — |
| 206-322 | SEATTLE | 9638 | — | — |
| 206-323 | SEATTLE | 9638 | — | — |
| 206-324 | SEATTLE | 9638 | — | — |
| 206-325 | SEATTLE | 9638 | — | — |
| 206-326 | SEATTLE | 9638 | — | Yes |
| 206-328 | SEATTLE | 9638 | — | — |
| 206-329 | SEATTLE | 9638 | — | — |
| 206-332 | SEATTLE | 9638 | — | — |
| 206-340 | SEATTLE | 9638 | — | — |
| 206-341 | SEATTLE | 9638 | — | Yes |
| 206-342 | SEATTLE | 9638 | — | — |
| 206-343 | SEATTLE | 9638 | — | — |
| 206-344 | SEATTLE | 9638 | — | — |
| 206-345 | SEATTLE | 9638 | — | — |
| 206-346 | SEATTLE | 9638 | — | — |
| 206-352 | SEATTLE | 9638 | — | — |
| 206-358 | SEATTLE | 9638 | — | — |
| 206-359 | SEATTLE | 9638 | — | Yes |
| 206-361 | SEATTLE | 9638 | — | — |
| 206-362 | SEATTLE | 9638 | — | — |
| 206-363 | SEATTLE | 9638 | — | — |
| 206-364 | SEATTLE | 9638 | — | — |
| 206-365 | SEATTLE | 9638 | — | — |
| 206-366 | SEATTLE | 9638 | — | Yes |
| 206-367 | SEATTLE | 9638 | — | — |
| 206-368 | SEATTLE | 9638 | — | — |
| 206-370 | SEATTLE | 9638 | — | Yes |
| 206-373 | SEATTLE | 9638 | — | Yes |
| 206-374 | SEATTLE | 9638 | — | — |
| 206-377 | SEATTLE | 9638 | — | Yes |
| 206-378 | SEATTLE | 9638 | — | — |
| 206-381 | SEATTLE | 9638 | — | — |
| 206-382 | SEATTLE | 9638 | — | — |
| 206-386 | SEATTLE | 9638 | — | — |
| 206-389 | SEATTLE | 9638 | — | — |
| 206-394 | SEATTLE | 9638 | — | — |
| 206-398 | SEATTLE | 9638 | — | Yes |
| 206-404 | SEATTLE | 9638 | — | — |
| 206-405 | SEATTLE | 9638 | — | Yes |
| 206-410 | SEATTLE | 9638 | — | Yes |
| 206-416 | SEATTLE | 9638 | — | — |
| 206-417 | SEATTLE | 9638 | — | — |
| 206-418 | SEATTLE | 9638 | — | Yes |
| 206-421 | SEATTLE | 9638 | — | — |
| 206-431 | SEATTLE | 9638 | — | — |
| 206-433 | SEATTLE | 9638 | — | — |
| 206-439 | SEATTLE | 9638 | — | — |
| 206-440 | SEATTLE | 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.