All assignees
800 prefixes in 336 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 336-300 | LEXINGTON | 6214 | 2007-01-25 | Yes |
| 336-301 | ASHEBORO | 6324 | — | Yes |
| 336-302 | ASHEBORO | 6324 | — | — |
| 336-303 | GREENSBORO | 4809 | — | Yes |
| 336-304 | BOOMER | 792K | 2018-01-31 | Yes |
| 336-305 | XXXXXXXXXX | 9417 | — | — |
| 336-306 | WINSTN SAL | 4809 | — | Yes |
| 336-307 | HIGH POINT | 4809 | — | Yes |
| 336-308 | ASHEBORO | 4809 | — | Yes |
| 336-309 | LEXINGTON | 4809 | — | Yes |
| 336-310 | KERNERSVL | 4809 | — | Yes |
| 336-311 | XXXXXXXXXX | MULT | — | — |
| 336-312 | GREENSBORO | 6324 | — | — |
| 336-313 | THOMASVL | 4809 | — | Yes |
| 336-314 | GREENSBORO | 6324 | — | — |
| 336-315 | GREENSBORO | 9417 | — | — |
| 336-316 | GREENSBORO | 9417 | — | Yes |
| 336-317 | GREENSBORO | 6324 | — | — |
| 336-318 | ASHEBORO | 0471 | — | Yes |
| 336-319 | GREENSBORO | 6630 | — | — |
| 336-320 | RED BRUSH | 0503 | — | Yes |
| 336-321 | GREENSBORO | 6630 | — | — |
| 336-322 | ROXBORO | 0471 | — | — |
| 336-323 | GREENSBORO | 9417 | — | Yes |
| 336-324 | GREENSBORO | 8645 | — | Yes |
| 336-325 | SHOALS | 0503 | — | Yes |
| 336-326 | SHOALS | 0503 | — | Yes |
| 336-327 | GREENSBORO | 8645 | — | Yes |
| 336-328 | ASHEBORO | 0471 | — | Yes |
| 336-329 | BURLINGTON | 3235 | 2002-02-11 | Yes |
| 336-330 | ROXBORO | 0471 | — | Yes |
| 336-331 | WINSTN SAL | 3235 | — | Yes |
| 336-332 | GREENSBORO | 9417 | — | Yes |
| 336-333 | GREENSBORO | 9417 | — | Yes |
| 336-334 | GREENSBORO | 9417 | — | Yes |
| 336-335 | GREENSBORO | 9417 | — | Yes |
| 336-336 | JULIAN | 7421 | 2023-07-25 | Yes |
| 336-337 | GREENSBORO | 6324 | — | — |
| 336-338 | GREENSBORO | 6324 | — | Yes |
| 336-339 | GREENSBORO | 6324 | — | — |
| 336-340 | GREENSBORO | 8645 | — | Yes |
| 336-341 | WINSTN SAL | 6324 | 2009-10-12 | Yes |
| 336-342 | REIDSVILLE | 9417 | — | — |
| 336-343 | BURLINGTON | 829J | — | Yes |
| 336-344 | REIDSVILLE | 6282 | — | Yes |
| 336-345 | WINSTN SAL | 8645 | — | Yes |
| 336-346 | GREENSBORO | 829J | — | Yes |
| 336-347 | REIDSVILLE | 829J | — | Yes |
| 336-348 | REIDSVILLE | 9417 | — | Yes |
| 336-349 | REIDSVILLE | 9417 | — | — |
| 336-350 | BURLINGTON | 6214 | 2007-02-08 | Yes |
| 336-351 | WESTFIELD | 0503 | — | Yes |
| 336-352 | BEULAH | 0503 | — | Yes |
| 336-353 | ZEPHYR | 0503 | — | Yes |
| 336-354 | WINSTN SAL | 829J | — | Yes |
| 336-355 | GREENSBORO | 998E | 2003-12-04 | Yes |
| 336-356 | DOBSON | 035B | 2003-10-21 | — |
| 336-357 | LEXINGTON | 0483 | — | Yes |
| 336-358 | GREENSBORO | 9417 | — | Yes |
| 336-359 | SCOTTVILLE | 0501 | — | — |
| 336-360 | RAMSEUR | 829J | 2011-12-19 | Yes |
| 336-361 | REIDSVILLE | 9417 | — | Yes |
| 336-362 | GREENSBORO | 8645 | — | Yes |
| 336-363 | ROARINGGAP | 0471 | — | Yes |
| 336-364 | TIMBERLAKE | 0471 | — | Yes |
| 336-365 | GREENSBORO | 508J | 2013-09-19 | Yes |
| 336-366 | ZEPHYR | 0503 | — | Yes |
| 336-367 | BOONVILLE | 0471 | — | — |
| 336-368 | PILOT MT | 0471 | — | — |
| 336-369 | GREENSBORO | 829J | — | — |
| 336-370 | GREENSBORO | 9417 | — | Yes |
| 336-371 | LEVELCROSS | 0503 | — | Yes |
| 336-372 | SPARTA | 0501 | — | — |
| 336-373 | GREENSBORO | 9417 | — | — |
| 336-374 | LEVELCROSS | 0503 | — | Yes |
| 336-375 | GREENSBORO | 9417 | — | — |
| 336-376 | SAXAPAHAW | 9417 | — | Yes |
| 336-377 | STANLEYVL | 0476 | — | Yes |
| 336-378 | GREENSBORO | 9417 | — | Yes |
| 336-379 | GREENSBORO | 9417 | — | — |
| 336-380 | BURLINGTON | 6324 | — | Yes |
| 336-381 | PISGAH | 0496 | — | Yes |
| 336-382 | GREENSBORO | 8645 | — | Yes |
| 336-383 | GREENSBORO | 9417 | — | Yes |
| 336-384 | LANSING | 0501 | — | — |
| 336-385 | CRESTON | 0501 | — | Yes |
| 336-386 | DOBSON | 0471 | — | — |
| 336-387 | GREENSBORO | 829J | — | Yes |
| 336-388 | GATEWOOD | 0485 | — | Yes |
| 336-389 | GREENSBORO | 9417 | — | Yes |
| 336-390 | TIMBERLAKE | 998E | 2014-01-24 | Yes |
| 336-391 | WINSTN SAL | 6214 | — | — |
| 336-392 | GREENSBORO | 6214 | — | — |
| 336-393 | GREENSBORO | 9417 | — | — |
| 336-394 | REIDSVILLE | 829J | — | Yes |
| 336-395 | BURLINGTON | 829J | — | Yes |
| 336-396 | RUFFIN | 638E | 2016-05-09 | Yes |
| 336-397 | WINSTN SAL | 829J | — | Yes |
| 336-398 | GREENSBORO | 829J | — | Yes |
| 336-399 | WINSTN SAL | 8645 | — | 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.