All assignees
769 prefixes in 206 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 206-200 | SEATTLE | 5812 | — | — |
| 206-201 | BAINBDG IS | 7146 | — | Yes |
| 206-202 | SEATTLE | 483E | — | — |
| 206-203 | SEATTLE | 483E | — | — |
| 206-204 | SEATTLE | 829J | — | Yes |
| 206-205 | SEATTLE | 9638 | — | — |
| 206-206 | SEATTLE | 616J | 2023-01-31 | Yes |
| 206-207 | SEATTLE | 483E | 2015-11-19 | Yes |
| 206-208 | SEATTLE | 483E | — | — |
| 206-209 | SEATTLE | 483E | 2012-03-12 | Yes |
| 206-210 | SEATTLE | 483E | — | — |
| 206-211 | XXXXXXXXXX | MULT | — | — |
| 206-212 | DES MOINES | 7146 | 2001-04-23 | Yes |
| 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 |
| 206-219 | SEATTLE | 6121 | — | Yes |
| 206-220 | SEATTLE | 9638 | — | — |
| 206-221 | SEATTLE | 9638 | — | — |
| 206-222 | SEATTLE | 483E | — | — |
| 206-223 | SEATTLE | 9638 | — | — |
| 206-224 | SEATTLE | 9638 | — | — |
| 206-225 | SEATTLE | 6121 | — | Yes |
| 206-226 | SEATTLE | 6529 | — | — |
| 206-227 | SEATTLE | 6529 | — | — |
| 206-228 | SEATTLE | 6529 | — | — |
| 206-229 | SEATTLE | 6529 | — | — |
| 206-230 | SEATTLE | 9638 | — | Yes |
| 206-231 | DES MOINES | 9638 | 2017-06-13 | Yes |
| 206-232 | SEATTLE | 9638 | — | — |
| 206-233 | SEATTLE | 9638 | — | — |
| 206-234 | SEATTLE | 6529 | — | — |
| 206-235 | SEATTLE | 6529 | — | — |
| 206-236 | SEATTLE | 9638 | — | — |
| 206-237 | RICHMNDBCH | 483E | — | — |
| 206-238 | BAINBDG IS | 483E | — | — |
| 206-239 | SEATTLE | 9638 | — | Yes |
| 206-240 | SEATTLE | 6010 | — | — |
| 206-241 | SEATTLE | 9638 | — | — |
| 206-242 | SEATTLE | 9638 | — | — |
| 206-243 | SEATTLE | 9638 | — | — |
| 206-244 | SEATTLE | 9638 | — | — |
| 206-245 | SEATTLE | 7173 | 2004-01-27 | Yes |
| 206-246 | SEATTLE | 9638 | — | — |
| 206-247 | SEATTLE | 829J | 2017-08-24 | Yes |
| 206-248 | SEATTLE | 9638 | — | — |
| 206-249 | DES MOINES | 7173 | 2001-01-24 | Yes |
| 206-250 | SEATTLE | 6529 | — | Yes |
| 206-251 | SEATTLE | 6529 | — | Yes |
| 206-252 | SEATTLE | 7146 | — | — |
| 206-253 | — | — | ||
| 206-254 | SEATTLE | 9638 | — | — |
| 206-255 | SEATTLE | 6529 | — | Yes |
| 206-256 | SEATTLE | 9638 | — | — |
| 206-257 | SEATTLE | 318J | 2005-01-05 | Yes |
| 206-258 | SEATTLE | 318J | 2013-05-15 | Yes |
| 206-259 | VASHON | 6121 | 2004-09-01 | Yes |
| 206-260 | SEATTLE | 483E | — | — |
| 206-261 | SEATTLE | 6529 | — | Yes |
| 206-262 | SEATTLE | 9638 | — | — |
| 206-263 | SEATTLE | 9638 | — | — |
| 206-264 | SEATTLE | 9638 | — | — |
| 206-265 | SEATTLE | 9638 | — | Yes |
| 206-266 | SEATTLE | 6121 | 2001-04-23 | — |
| 206-267 | SEATTLE | 7229 | — | Yes |
| 206-268 | SEATTLE | 7146 | 2001-04-23 | Yes |
| 206-269 | SEATTLE | 9638 | — | — |
| 206-270 | SEATTLE | 9638 | — | — |
| 206-271 | SEATTLE | 6529 | — | Yes |
| 206-272 | SEATTLE | 9638 | — | Yes |
| 206-273 | SEATTLE | 9638 | — | — |
| 206-274 | SEATTLE | 6121 | 2002-08-23 | — |
| 206-275 | SEATTLE | 9638 | — | — |
| 206-276 | SEATTLE | 5812 | — | — |
| 206-277 | SEATTLE | 9638 | — | — |
| 206-278 | SEATTLE | 483E | — | — |
| 206-279 | SEATTLE | 483E | — | — |
| 206-280 | SEATTLE | 6529 | — | Yes |
| 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 | — | — |
| 206-288 | SEATTLE | 7146 | — | Yes |
| 206-289 | RICHMNDBCH | 7146 | — | Yes |
| 206-290 | SEATTLE | 6529 | — | Yes |
| 206-291 | SEATTLE | 6010 | — | Yes |
| 206-292 | SEATTLE | 9638 | — | — |
| 206-293 | SEATTLE | 6529 | — | Yes |
| 206-294 | SEATTLE | 6529 | 2014-03-28 | Yes |
| 206-295 | SEATTLE | 6010 | — | — |
| 206-296 | SEATTLE | 9638 | — | — |
| 206-297 | SEATTLE | 9638 | — | — |
| 206-298 | SEATTLE | 9638 | — | — |
| 206-299 | SEATTLE | 483E | — | — |
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.