All assignees
668 prefixes in 606 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 606-300 | CORBIN | 6214 | 2021-07-29 | Yes |
| 606-301 | WASHINGTON | 6500 | — | Yes |
| 606-302 | MIDDLESBO | 6214 | 2006-09-27 | Yes |
| 606-303 | LIBERTY | 6500 | — | Yes |
| 606-304 | CORBIN | 6214 | 2005-03-29 | Yes |
| 606-305 | SOMERSET | 6500 | — | — |
| 606-306 | ALBANY | 6214 | — | Yes |
| 606-307 | MONTICELLO | 6214 | — | — |
| 606-308 | MT VERNON | 6500 | — | Yes |
| 606-309 | LONDON | 6500 | — | — |
| 606-310 | STNSWHLYCY | 6214 | — | Yes |
| 606-311 | XXXXXXXXXX | MULT | — | — |
| 606-312 | LONDON | 6500 | — | Yes |
| 606-313 | PIKEVILLE | 896E | 2020-03-16 | Yes |
| 606-314 | GREENUP | 7229 | 2005-04-12 | Yes |
| 606-315 | OLIVE HILL | 4036 | 2007-02-06 | Yes |
| 606-316 | OLIVE HILL | 4036 | — | Yes |
| 606-317 | JACKSON | 6214 | — | — |
| 606-318 | STANTON | 6214 | — | — |
| 606-319 | BEATTYVL | 6214 | — | — |
| 606-320 | CORBIN | 6214 | 2023-09-28 | Yes |
| 606-321 | CORBIN | 6214 | 2023-05-12 | Yes |
| 606-322 | ALLEN | 939H | 2023-08-18 | Yes |
| 606-323 | INEZ | 7229 | 2017-05-10 | Yes |
| 606-324 | ASHLAND | 9690 | — | — |
| 606-325 | ASHLAND | 9690 | — | — |
| 606-326 | ASHLAND | 9690 | — | — |
| 606-327 | ASHLAND | 9690 | — | — |
| 606-328 | ALBANY | 896E | — | Yes |
| 606-329 | ASHLAND | 9690 | — | — |
| 606-330 | LONDON | 9691 | 2002-10-07 | — |
| 606-331 | ASHLAND | 6500 | 2004-02-25 | Yes |
| 606-332 | JACKSON | 896E | — | Yes |
| 606-333 | VIRGIE | 965H | 2019-05-10 | Yes |
| 606-334 | HYDEN | 6940 | — | Yes |
| 606-335 | WHITESBURG | 6214 | 2002-06-05 | Yes |
| 606-336 | OWINGSVL | 6214 | 2002-03-22 | Yes |
| 606-337 | PINEVILLE | 9419 | — | — |
| 606-338 | FLAT LICK | 939H | 2023-08-18 | Yes |
| 606-339 | ALLEN | 6940 | 2003-11-06 | — |
| 606-340 | MONTICELLO | 9690 | — | Yes |
| 606-341 | BURNSIDE | 6500 | 2004-03-26 | Yes |
| 606-342 | SALT LICK | 6500 | 2004-03-25 | Yes |
| 606-343 | MONTICELLO | 9690 | — | — |
| 606-344 | CORBIN | 6214 | 2001-12-04 | — |
| 606-345 | HAROLD | 965H | 2020-08-19 | Yes |
| 606-346 | HUSTONVL | 9690 | — | — |
| 606-347 | MIDDLESBO | 6940 | — | Yes |
| 606-348 | MONTICELLO | 9690 | — | — |
| 606-349 | SALYERSVL | 0406 | — | — |
| 606-350 | STNSWHLYCY | 6500 | 2021-02-08 | Yes |
| 606-351 | LONDON | 896E | 2024-01-08 | Yes |
| 606-352 | BENHAMLNCH | 896E | 2021-06-04 | Yes |
| 606-353 | STONE | 9419 | — | Yes |
| 606-354 | PINE KNOT | 4002 | — | — |
| 606-355 | CRAB ORCH | 9419 | — | — |
| 606-356 | MOREHEAD | 6214 | 2003-03-03 | — |
| 606-357 | MCDOWELL | 516C | 2014-06-23 | Yes |
| 606-358 | WAYLAND | 9419 | — | Yes |
| 606-359 | FRENCHBURG | 6500 | 2002-05-08 | Yes |
| 606-360 | BRODHEAD | 939H | 2023-08-18 | Yes |
| 606-361 | CORBIN | 896E | 2024-01-08 | Yes |
| 606-362 | CAMPTON | 6214 | 2002-06-26 | Yes |
| 606-363 | SOUTHSHORE | 624H | — | Yes |
| 606-364 | ANNVILLE | 0415 | — | — |
| 606-365 | STANFORD | 9419 | — | — |
| 606-366 | EWING | 896E | 2016-05-10 | Yes |
| 606-367 | PAINTSVL | 6214 | 2003-04-17 | — |
| 606-368 | PIPPAPASSS | 0419 | — | — |
| 606-369 | ASHLAND | 6500 | 2002-07-12 | Yes |
| 606-370 | CRAB ORCH | 896E | 2017-03-28 | Yes |
| 606-371 | ASHLAND | 6500 | 2007-01-30 | Yes |
| 606-372 | PAINTSVL | 193F | 2009-07-06 | — |
| 606-373 | HAZARD | 9690 | 2012-01-30 | Yes |
| 606-374 | STINNETT | 0411 | — | Yes |
| 606-375 | MAYSVILLE | 6500 | 2005-03-18 | Yes |
| 606-376 | STNSWHLYCY | 4002 | — | — |
| 606-377 | MCDOWELL | 9419 | — | — |
| 606-378 | DWARF | 0411 | — | Yes |
| 606-379 | EUBANK | 9691 | — | — |
| 606-380 | HILLSBORO | 793K | 2013-01-03 | Yes |
| 606-381 | CORBIN | 6214 | 2021-07-29 | Yes |
| 606-382 | WHITE LILY | 9691 | — | — |
| 606-383 | SOMERSET | 6500 | — | — |
| 606-384 | PAINTSVL | 365C | 2022-03-25 | Yes |
| 606-385 | ASHLAND | 896E | 2008-09-22 | Yes |
| 606-386 | MT VERNON | 6500 | 2003-09-24 | Yes |
| 606-387 | ALBANY | 9690 | — | — |
| 606-388 | RUSSELL | 7229 | 2005-04-12 | Yes |
| 606-389 | LONDON | 6500 | — | Yes |
| 606-390 | WARFIELD | 4369 | 2006-01-12 | Yes |
| 606-391 | MANCHESTER | 6214 | — | Yes |
| 606-392 | MT VERNON | 4369 | 2002-06-19 | Yes |
| 606-393 | ASHLAND | 4369 | 2002-06-19 | Yes |
| 606-394 | SCIENCE HL | 4369 | 2002-06-19 | Yes |
| 606-395 | WARFIELD | 9419 | — | Yes |
| 606-396 | MONTICELLO | 9690 | 2012-10-15 | Yes |
| 606-398 | BUCKHORN | 0411 | — | Yes |
| 606-399 | CANOE | 624H | 2024-04-18 | Yes |
| 606-400 | WILLIAMSBG | 965H | 2020-08-19 | 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.