All assignees
800 prefixes in 404 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 404-300 | ATLANTA | 9417 | — | Yes |
| 404-301 | ATLANTA | 6116 | 2019-05-07 | Yes |
| 404-302 | ATLANTA | 9417 | — | Yes |
| 404-303 | ATLANTA | 9417 | — | — |
| 404-304 | ATLANTA | 6540 | — | Yes |
| 404-305 | ATLANTA | 9417 | — | — |
| 404-306 | ATLANTA | 114J | — | — |
| 404-307 | ATLANTA | 6214 | — | — |
| 404-308 | ATLANTA | 6540 | — | — |
| 404-309 | ATLANTA | 6540 | — | — |
| 404-310 | ATLANTA | 6214 | — | — |
| 404-311 | XXXXXXXXXX | MULT | — | — |
| 404-312 | ATLANTA | 6214 | — | — |
| 404-313 | ATLANTA | 6540 | — | — |
| 404-314 | ATLANTA | 6214 | — | — |
| 404-315 | ATLANTA | 9417 | — | — |
| 404-316 | ATLANTA | 6214 | — | — |
| 404-317 | ATLANTA | 6214 | — | — |
| 404-318 | ATLANTA | 9748 | — | — |
| 404-319 | ATLANTA | 7473 | 2004-08-25 | Yes |
| 404-320 | ATLANTA | 9417 | — | — |
| 404-321 | ATLANTA | 9417 | — | — |
| 404-322 | ATLANTA | 9417 | — | Yes |
| 404-323 | ATLANTA | 6540 | — | — |
| 404-324 | ATLANTA | 7473 | 2001-11-29 | Yes |
| 404-325 | ATLANTA | 9417 | — | — |
| 404-326 | ATLANTA | 6540 | — | — |
| 404-327 | ATLANTA | 9417 | — | Yes |
| 404-328 | ATLANTA | 9417 | — | Yes |
| 404-329 | ATLANTA | 9417 | — | — |
| 404-330 | ATLANTA | 9417 | — | Yes |
| 404-331 | ATLANTA | 9417 | — | — |
| 404-332 | ATLANTA | 9417 | — | — |
| 404-333 | ATLANTA | 829J | 2008-11-03 | Yes |
| 404-334 | ATLANTA | 551G | 2012-11-19 | Yes |
| 404-335 | ATLANTA | 9417 | — | Yes |
| 404-336 | ATLANTA | 6630 | — | — |
| 404-337 | ATLANTA | 7473 | 2011-08-26 | Yes |
| 404-338 | ATLANTA | 9417 | — | Yes |
| 404-339 | ATLANTA | 114J | — | — |
| 404-340 | — | — | ||
| 404-341 | ATLANTA | 9417 | — | Yes |
| 404-342 | ATLANTA | 624H | 2022-10-17 | Yes |
| 404-343 | ATLANTA | 318J | — | Yes |
| 404-344 | ATLANTA | 9417 | — | — |
| 404-345 | ATLANTA | 6214 | — | — |
| 404-346 | ATLANTA | 9417 | — | — |
| 404-347 | ATLANTA | 9417 | — | Yes |
| 404-348 | ATLANTA | 7421 | — | Yes |
| 404-349 | ATLANTA | 9417 | — | — |
| 404-350 | ATLANTA | 9417 | — | — |
| 404-351 | ATLANTA | 9417 | — | — |
| 404-352 | ATLANTA | 9417 | — | — |
| 404-353 | ATLANTA | 6214 | 2001-06-13 | — |
| 404-354 | ATLANTA | 6540 | — | — |
| 404-355 | ATLANTA | 9417 | — | — |
| 404-356 | ATLANTA | 6630 | — | — |
| 404-357 | ATLANTA | 6540 | — | — |
| 404-358 | ATLANTA | 6214 | — | — |
| 404-359 | ATLANTA | 6630 | — | — |
| 404-360 | ATLANTA | 6540 | 2015-08-12 | Yes |
| 404-361 | ATLANTA | 9417 | — | — |
| 404-362 | ATLANTA | 9417 | — | Yes |
| 404-363 | ATLANTA | 9417 | — | — |
| 404-364 | ATLANTA | 9417 | — | — |
| 404-365 | ATLANTA | 9417 | — | — |
| 404-366 | ATLANTA | 9417 | — | — |
| 404-367 | ATLANTA | 9417 | — | — |
| 404-368 | ATLANTA | 6214 | — | — |
| 404-369 | ATLANTA | 7473 | 2009-07-10 | Yes |
| 404-370 | ATLANTA | 9417 | — | Yes |
| 404-371 | ATLANTA | 9417 | — | — |
| 404-372 | ATLANTA | 6214 | — | — |
| 404-373 | ATLANTA | 9417 | — | — |
| 404-374 | ATLANTA | 6214 | — | — |
| 404-375 | ATLANTA | 6214 | — | — |
| 404-376 | ATLANTA | 6214 | — | — |
| 404-377 | ATLANTA | 9417 | — | — |
| 404-378 | ATLANTA | 9417 | — | — |
| 404-379 | ATLANTA | 7473 | 2001-01-19 | Yes |
| 404-380 | ATLANTA | 5562 | 2004-09-27 | Yes |
| 404-381 | ATLANTA | 9417 | — | Yes |
| 404-382 | ATLANTA | 9417 | — | Yes |
| 404-383 | ATLANTA | 067D | 2019-11-07 | Yes |
| 404-384 | ATLANTA | 7473 | 2001-11-29 | — |
| 404-385 | ATLANTA | 9417 | — | — |
| 404-386 | ATLANTA | 6214 | — | — |
| 404-387 | ATLANTA | 6540 | — | — |
| 404-388 | ATLANTA | 7473 | — | — |
| 404-389 | ATLANTA | 829J | — | Yes |
| 404-390 | ATLANTA | 7473 | 2012-06-22 | Yes |
| 404-391 | ATLANTA | 7473 | — | Yes |
| 404-392 | ATLANTA | 7473 | — | Yes |
| 404-393 | ATLANTA | 7490 | 2004-11-01 | Yes |
| 404-394 | ATLANTA | 6214 | 2001-03-16 | — |
| 404-395 | ATLANTA | 6214 | 2001-03-16 | — |
| 404-396 | ATLANTA | 5562 | 2001-10-05 | Yes |
| 404-397 | ATLANTA | 7473 | 2005-06-09 | Yes |
| 404-398 | ATLANTA | 9417 | — | Yes |
| 404-399 | ATLANTA | 5562 | 2004-01-29 | 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.