All assignees
525 prefixes in 253 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 253-200 | PUYALLUP | 6121 | 2002-12-10 | Yes |
| 253-201 | TACOMA | 483E | 2015-11-23 | Yes |
| 253-202 | TACOMAWVLY | 6529 | — | Yes |
| 253-203 | TACOMA | 829J | — | Yes |
| 253-204 | AUBURN | 483E | 2013-03-26 | Yes |
| 253-205 | AUBURN | 6121 | — | Yes |
| 253-206 | — | — | ||
| 253-207 | TACOMA | 9638 | — | — |
| 253-208 | TACOMA | 5812 | — | — |
| 253-209 | TACOMA | 6010 | — | — |
| 253-210 | GRAHAM | 6121 | — | Yes |
| 253-211 | XXXXXXXXXX | MULT | — | — |
| 253-212 | TACOMA | 7146 | 2001-03-20 | Yes |
| 253-213 | TACOMA | 6529 | 2013-12-19 | Yes |
| 253-214 | DES MOINES | 7274 | 2001-03-29 | Yes |
| 253-215 | ROY | 318J | 2005-02-18 | Yes |
| 253-216 | KENT | 829J | — | Yes |
| 253-217 | AUBURN | 6529 | 2001-02-13 | Yes |
| 253-218 | AUBURN | 7173 | 2001-01-24 | Yes |
| 253-219 | TACOMA | 6010 | — | — |
| 253-220 | KENT | 006F | — | Yes |
| 253-221 | TACOMAWVLY | 5562 | — | Yes |
| 253-222 | TACOMA | 6529 | 2001-04-16 | — |
| 253-223 | TACOMA | 6529 | 2001-04-16 | — |
| 253-224 | TACOMA | 6529 | 2001-04-16 | — |
| 253-225 | GIG HARBOR | 5812 | — | — |
| 253-226 | TACOMA | 6529 | — | — |
| 253-227 | TACOMA | 6529 | — | — |
| 253-228 | TACOMA | 6529 | — | — |
| 253-229 | TACOMA | 6010 | — | — |
| 253-230 | TACOMA | 6529 | — | — |
| 253-231 | TACOMAWVLY | 6121 | — | Yes |
| 253-232 | TACOMA | 6529 | — | — |
| 253-233 | TACOMA | 6630 | 2001-01-23 | — |
| 253-234 | KENT | 7229 | 2001-03-29 | Yes |
| 253-235 | TACOMAWVLY | 6121 | 2002-08-27 | Yes |
| 253-236 | KENT | 6121 | 2002-08-27 | Yes |
| 253-237 | DES MOINES | 7173 | 2001-01-24 | Yes |
| 253-238 | TACOMA | 6121 | — | — |
| 253-239 | KENT | 6121 | — | Yes |
| 253-240 | TACOMA | 6529 | 2016-04-01 | Yes |
| 253-241 | TACOMA | 6010 | — | — |
| 253-242 | TACOMAWVLY | 5812 | — | Yes |
| 253-243 | KENT | 483E | — | Yes |
| 253-244 | TACOMA | 5812 | 2013-06-11 | Yes |
| 253-245 | AUBURN | 006F | 2003-01-28 | Yes |
| 253-246 | KENT | 7173 | 2003-01-28 | Yes |
| 253-247 | AUBURN | 5812 | 2022-04-15 | Yes |
| 253-248 | TACOMAWVLY | 7173 | 2001-02-28 | Yes |
| 253-249 | AUBURN | 7173 | 2001-02-28 | Yes |
| 253-250 | TACOMAWVLY | 7173 | 2001-07-10 | Yes |
| 253-251 | PUYALLUP | 7274 | 2001-07-30 | Yes |
| 253-252 | TACOMAWVLY | 7173 | 2003-01-28 | Yes |
| 253-254 | TACOMA | 7173 | 2003-01-28 | Yes |
| 253-255 | TACOMA | 6529 | 2002-06-20 | Yes |
| 253-256 | PUYALLUP | 7173 | 2003-01-28 | Yes |
| 253-257 | TACOMAWVLY | 6529 | 2016-05-12 | Yes |
| 253-258 | AUBURN | 6529 | 2014-09-23 | Yes |
| 253-259 | AUBURN | 5812 | 2014-01-14 | Yes |
| 253-260 | TACOMA | 5812 | 2016-01-15 | Yes |
| 253-261 | AUBURN | 6529 | — | Yes |
| 253-262 | GRAHAM | 7720 | — | Yes |
| 253-263 | AUBURN | 5812 | 2015-10-14 | Yes |
| 253-264 | SUMNER | 6010 | 2019-10-31 | Yes |
| 253-265 | GIG HARBOR | 2408 | — | Yes |
| 253-266 | AUBURN | 6529 | 2002-03-07 | Yes |
| 253-267 | TACOMA | 318J | 2003-02-04 | Yes |
| 253-268 | PUYALLUP | 318J | 2003-02-04 | Yes |
| 253-269 | AUBURN | 6121 | — | Yes |
| 253-270 | KENT | 483E | — | — |
| 253-271 | GRAHAM | 318J | 2003-02-04 | Yes |
| 253-272 | TACOMA | 9638 | — | — |
| 253-273 | TACOMA | 6529 | 2001-03-30 | Yes |
| 253-274 | TACOMA | 9638 | — | — |
| 253-275 | AUBURN | 6121 | — | Yes |
| 253-276 | TACOMA | 483E | — | — |
| 253-277 | KENT | 318J | 2003-02-04 | Yes |
| 253-278 | TACOMA | 5812 | — | — |
| 253-279 | TACOMA | 6010 | — | — |
| 253-280 | TACOMA | 9638 | — | — |
| 253-281 | TACOMAWVLY | 5812 | 2019-10-30 | Yes |
| 253-282 | TACOMA | 6529 | 2007-05-03 | Yes |
| 253-283 | TACOMA | 6529 | 2011-08-09 | Yes |
| 253-284 | TACOMA | 7173 | — | Yes |
| 253-285 | AUBURN | 483E | 2016-03-10 | Yes |
| 253-286 | PUYALLUP | 7173 | — | Yes |
| 253-287 | TACOMA | 6529 | 2016-08-11 | Yes |
| 253-288 | AUBURN | 9638 | — | — |
| 253-289 | AUBURN | 073H | — | Yes |
| 253-290 | TACOMAWVLY | 5812 | 2017-12-11 | Yes |
| 253-291 | TACOMA | 6630 | — | — |
| 253-292 | TACOMA | 318J | 2007-05-03 | Yes |
| 253-293 | AUBURN | 5812 | 2008-06-17 | Yes |
| 253-294 | AUBURN | 318J | 2019-02-15 | Yes |
| 253-295 | TACOMA | 483E | — | — |
| 253-296 | DES MOINES | 6010 | 2021-03-10 | Yes |
| 253-297 | TACOMAWVLY | 6529 | — | Yes |
| 253-298 | TACOMA | 6529 | 2006-01-20 | Yes |
| 253-299 | SUMNER | 7173 | 2003-01-07 | Yes |
| 253-300 | TACOMA | 483E | 2017-11-10 | 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.