All assignees
771 prefixes in 440 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 440-303 | WILLOUGHBY | 6630 | — | — |
| 440-304 | WILLOUGHBY | 6630 | — | — |
| 440-305 | BEREA | 001F | 2011-08-31 | Yes |
| 440-306 | WILLOUGHBY | 7443 | — | Yes |
| 440-307 | MADISON | 0666 | 2011-09-16 | Yes |
| 440-308 | LORAIN | 6025 | 2001-08-24 | Yes |
| 440-309 | ELYRIA | 0665 | — | Yes |
| 440-310 | COLUMBISTA | 7443 | 2002-09-22 | Yes |
| 440-311 | XXXXXXXXXX | MULT | — | — |
| 440-312 | HILLCREST | 9321 | 2001-04-03 | — |
| 440-313 | E CLARIDON | 6529 | 2002-03-20 | Yes |
| 440-314 | BEREA | 6025 | 2012-02-02 | Yes |
| 440-315 | ELYRIA | 6025 | 2002-01-10 | — |
| 440-316 | NORTHEATON | 4863 | 2002-09-16 | Yes |
| 440-317 | BEDFORD | 6529 | 2002-03-20 | Yes |
| 440-318 | CHAGRINFLS | 6529 | 2002-07-11 | Yes |
| 440-319 | ASHTABULA | 6529 | 2002-03-20 | Yes |
| 440-320 | LORAIN | 6529 | 2002-04-08 | Yes |
| 440-321 | E CLARIDON | 6534 | 2002-06-28 | Yes |
| 440-322 | ELYRIA | 0665 | — | — |
| 440-323 | ELYRIA | 0665 | — | — |
| 440-324 | ELYRIA | 0665 | — | — |
| 440-325 | BEREA | 4863 | — | Yes |
| 440-326 | ELYRIA | 0665 | — | — |
| 440-327 | ELYRIA | 0665 | — | — |
| 440-328 | ELYRIA | 0665 | — | Yes |
| 440-329 | ELYRIA | 0665 | — | — |
| 440-331 | CLEVELAND | 9321 | — | — |
| 440-332 | BURTON | 7532 | — | Yes |
| 440-333 | CLEVELAND | 9321 | — | — |
| 440-334 | STRONGSVL | 6534 | 2005-11-17 | Yes |
| 440-335 | KINGSVILLE | 793K | 2002-06-06 | Yes |
| 440-336 | WILLOUGHBY | 6529 | — | Yes |
| 440-337 | CHAGRINFLS | 7443 | 2001-06-25 | Yes |
| 440-338 | RUSSELL | 0666 | — | — |
| 440-339 | PAINESVL | 6529 | — | Yes |
| 440-340 | VICTORY | 284F | 2013-04-04 | Yes |
| 440-341 | WILLOUGHBY | 6025 | 2001-08-02 | — |
| 440-342 | WILLOUGHBY | 6025 | 2001-03-29 | — |
| 440-343 | WILLOUGHBY | 6529 | — | Yes |
| 440-344 | ASHTABULA | 6534 | 2001-05-23 | Yes |
| 440-345 | VICTORY | 7443 | — | Yes |
| 440-346 | WILLOUGHBY | 6025 | — | — |
| 440-347 | WICKLIFFE | 9321 | — | — |
| 440-348 | TRINITY | 7520 | — | Yes |
| 440-349 | CHAGRINFLS | 9321 | — | — |
| 440-350 | PAINESVL | 9321 | — | — |
| 440-351 | BEREA | 6529 | 2014-02-03 | Yes |
| 440-352 | PAINESVL | 9321 | — | — |
| 440-353 | ELYRIA | 0665 | — | — |
| 440-354 | PAINESVL | 9321 | — | — |
| 440-355 | ELYRIA | 0665 | — | — |
| 440-356 | CLEVELAND | 9321 | — | — |
| 440-357 | PAINESVL | 9321 | — | — |
| 440-358 | PAINESVL | 9321 | — | — |
| 440-359 | BEDFORD | 7443 | — | Yes |
| 440-360 | TRINITY | 6529 | 2002-04-22 | Yes |
| 440-361 | GENEVA | 6534 | 2002-06-28 | Yes |
| 440-363 | LEROY | 4863 | — | Yes |
| 440-364 | WILLOUGHBY | 6534 | 2002-08-21 | Yes |
| 440-365 | ELYRIA | 0665 | — | — |
| 440-366 | ELYRIA | 0665 | — | — |
| 440-367 | KIRTLAND | 4863 | — | Yes |
| 440-368 | MENTOR | 4863 | — | Yes |
| 440-369 | BURTON | 839J | 2024-10-07 | Yes |
| 440-370 | AMHERST | 793K | 2013-06-25 | Yes |
| 440-371 | ELYRIA | 6025 | 2002-09-27 | — |
| 440-372 | NOROYALTON | 4863 | — | Yes |
| 440-373 | WICKLIFFE | 7443 | — | Yes |
| 440-374 | BEDFORD | 829J | — | Yes |
| 440-375 | PAINESVL | 4863 | — | Yes |
| 440-376 | WILLOUGHBY | 6534 | — | — |
| 440-377 | OLMSTEDFLS | 4863 | — | Yes |
| 440-378 | STRONGSVL | 4863 | — | Yes |
| 440-379 | KIRTLAND | 464C | — | Yes |
| 440-380 | VICTORY | 6630 | — | — |
| 440-381 | ASHTABULA | 6529 | 2009-10-07 | Yes |
| 440-382 | WILLOUGHBY | 6534 | 2001-02-21 | — |
| 440-384 | BAINBRIDGE | 6025 | 2008-09-16 | Yes |
| 440-385 | TRINITY | 4863 | — | Yes |
| 440-386 | HILLCREST | 4863 | — | Yes |
| 440-387 | ELYRIA | 4863 | 2001-06-27 | Yes |
| 440-388 | KIRTLAND | 4863 | — | Yes |
| 440-389 | GATESMILLS | 4863 | — | Yes |
| 440-390 | NOROYALTON | 6529 | 2002-07-11 | Yes |
| 440-391 | WILLOUGHBY | 6534 | — | Yes |
| 440-392 | PAINESVL | 9321 | — | Yes |
| 440-393 | KIRTLAND | 515J | 2024-02-08 | Yes |
| 440-394 | CHAGRINFLS | 4863 | — | Yes |
| 440-395 | HILLCREST | 9321 | — | — |
| 440-396 | LORAIN | 6025 | 2001-07-09 | Yes |
| 440-397 | BRECKSVL | 4863 | — | Yes |
| 440-398 | BEREA | 4863 | — | Yes |
| 440-399 | BEDFORD | 4863 | — | Yes |
| 440-400 | CHAGRINFLS | 6025 | 2010-12-21 | Yes |
| 440-401 | TRINITY | 4863 | 2012-02-07 | Yes |
| 440-402 | TRINITY | 6025 | 2012-04-13 | Yes |
| 440-403 | BEREA | 793K | 2013-06-25 | Yes |
| 440-404 | ASHTABULA | 6529 | 2024-08-27 | Yes |
| 440-405 | BRECKSVL | 6025 | 2012-07-13 | 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.