All assignees
800 prefixes in 360 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 360-300 | FORKS | 5812 | — | Yes |
| 360-301 | PTTOWNSEND | 5812 | — | Yes |
| 360-302 | PTTOWNSEND | 5812 | — | Yes |
| 360-303 | WHATCOMCTY | 5812 | — | — |
| 360-304 | CHEHALIS | 6529 | — | Yes |
| 360-305 | WHATCOMCTY | 5812 | — | Yes |
| 360-306 | WHATCOMCTY | 6121 | — | Yes |
| 360-307 | SILVERDALE | 9638 | — | — |
| 360-308 | SILVERDALE | 9638 | — | — |
| 360-309 | RIDGEFIELD | 318J | 2017-02-03 | Yes |
| 360-310 | ABERDEEN | 6529 | — | Yes |
| 360-311 | XXXXXXXXXX | MULT | — | — |
| 360-312 | WHATCOMCTY | 4423 | — | Yes |
| 360-313 | VANCOUVER | 7229 | — | — |
| 360-314 | VANCOUVER | 7455 | — | Yes |
| 360-315 | POULSBO | 4521 | — | — |
| 360-316 | PTTOWNSEND | 5812 | — | Yes |
| 360-317 | SAN JUAN | 2422 | — | Yes |
| 360-318 | WHATCOMCTY | 4423 | — | Yes |
| 360-319 | WHATCOMCTY | 5812 | — | — |
| 360-320 | OAK HARBOR | 5812 | — | Yes |
| 360-321 | SO WHIDBEY | 2452 | — | Yes |
| 360-322 | MARYSVILLE | 5812 | — | Yes |
| 360-323 | OAK HARBOR | 483E | — | — |
| 360-324 | CHEHALIS | 6529 | — | Yes |
| 360-325 | WHATCOMCTY | 7146 | — | Yes |
| 360-326 | VANCOUVER | 6529 | — | Yes |
| 360-327 | FORKS | 2408 | — | Yes |
| 360-328 | SILVERDALE | 829J | 2011-07-12 | Yes |
| 360-329 | PORT ORCH | 7146 | — | Yes |
| 360-330 | CENTRALIA | 9638 | — | Yes |
| 360-331 | SO WHIDBEY | 2452 | — | Yes |
| 360-332 | WHATCOMCTY | 4423 | — | — |
| 360-333 | MT VERNON | 5812 | — | Yes |
| 360-334 | VANCOUVER | 6010 | 2008-05-09 | Yes |
| 360-335 | CAMAS | 4324 | — | Yes |
| 360-336 | MT VERNON | 4423 | — | — |
| 360-337 | SILVERDALE | 9638 | — | Yes |
| 360-338 | OLYMPIA | 318J | 2011-09-07 | Yes |
| 360-339 | OLYMPIA | 6010 | — | Yes |
| 360-340 | SILVERDALE | 6529 | — | Yes |
| 360-341 | SO WHIDBEY | 2452 | — | Yes |
| 360-342 | BATTLEGRND | 7455 | — | Yes |
| 360-343 | PORTLUDLOW | 7146 | — | Yes |
| 360-344 | PTTOWNSEND | 9638 | — | Yes |
| 360-345 | CHEHALIS | 7720 | — | Yes |
| 360-346 | ELMA | 5812 | 2002-08-15 | Yes |
| 360-347 | ROCHESTER | 7146 | — | Yes |
| 360-348 | SNOHOMISH | 6010 | — | Yes |
| 360-349 | OLYMPIA | 6529 | — | Yes |
| 360-350 | OLYMPIA | 6121 | — | Yes |
| 360-351 | PT ANGELES | 7146 | — | Yes |
| 360-352 | OLYMPIA | 9638 | — | — |
| 360-353 | LONGVIEW | 7173 | — | Yes |
| 360-354 | WHATCOMCTY | 4423 | — | — |
| 360-355 | LONGVIEW | 7455 | — | Yes |
| 360-356 | VANCOUVER | 7455 | — | Yes |
| 360-357 | OLYMPIA | 9638 | — | — |
| 360-358 | SHELTON | 7146 | — | Yes |
| 360-359 | OLYMPIA | 6010 | — | Yes |
| 360-360 | VANCOUVER | 483E | 2020-05-21 | Yes |
| 360-361 | SKYKOMISH | 7146 | — | Yes |
| 360-362 | BREMERTON | 6121 | — | Yes |
| 360-363 | MARYSVILLE | 7146 | — | Yes |
| 360-364 | STEVESPASS | 483E | — | Yes |
| 360-365 | SNOHOMISH | 7146 | — | Yes |
| 360-366 | WHATCOMCTY | 4423 | — | Yes |
| 360-367 | ENUMCLAW | 6010 | 2002-04-30 | Yes |
| 360-368 | WINLOCK | 7146 | — | Yes |
| 360-369 | BATTLEGRND | 453J | — | Yes |
| 360-370 | SAN JUAN | 2422 | — | Yes |
| 360-371 | WHATCOMCTY | 4423 | — | Yes |
| 360-372 | DEWATTO | 2423 | — | Yes |
| 360-373 | BREMERTON | 9638 | — | — |
| 360-374 | FORKS | 2408 | — | — |
| 360-375 | SAN JUAN | 2422 | — | Yes |
| 360-376 | SAN JUAN | 2422 | — | Yes |
| 360-377 | BREMERTON | 9638 | — | — |
| 360-378 | SAN JUAN | 2422 | — | — |
| 360-379 | PTTOWNSEND | 9638 | — | — |
| 360-380 | WHATCOMCTY | 4423 | — | — |
| 360-381 | PTTOWNSEND | 6529 | — | Yes |
| 360-382 | PTTOWNSEND | 483E | — | Yes |
| 360-383 | WHATCOMCTY | 4423 | — | Yes |
| 360-384 | WHATCOMCTY | 4423 | — | — |
| 360-385 | PTTOWNSEND | 9638 | — | — |
| 360-386 | MARYSVILLE | 7229 | — | Yes |
| 360-387 | MARYSVILLE | 4324 | — | — |
| 360-388 | CENTRALIA | 6010 | 2002-02-21 | Yes |
| 360-389 | WHATCOMCTY | 6010 | — | Yes |
| 360-390 | PTTOWNSEND | 6121 | 2001-01-25 | Yes |
| 360-391 | MT VERNON | 5812 | — | Yes |
| 360-392 | WHATCOMCTY | 7146 | — | Yes |
| 360-393 | WHATCOMCTY | 5812 | — | Yes |
| 360-394 | POULSBO | 4521 | — | — |
| 360-395 | MT VERNON | 7146 | — | Yes |
| 360-396 | POULSBO | 4521 | — | — |
| 360-397 | VANCOUVER | 7173 | — | Yes |
| 360-398 | WHATCOMCTY | 4423 | — | Yes |
| 360-399 | MT VERNON | 5812 | — | 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.