CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY
60 prefixes in 307 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 307-209 | ROCK SPG | 6566 | 2014-12-19 | Yes |
| 307-214 | CHEYENNE | 6566 | 2003-01-06 | — |
| 307-231 | PINEDALE | 6566 | — | Yes |
| 307-240 | RIVERTON | 6566 | — | Yes |
| 307-248 | AFTON | 6566 | 2003-03-25 | Yes |
| 307-250 | CODY | 6566 | — | Yes |
| 307-251 | CASPER | 6566 | 2006-04-13 | — |
| 307-254 | POWELL | 6566 | 2003-09-11 | Yes |
| 307-258 | CASPER | 6566 | — | — |
| 307-259 | CASPER | 6566 | — | — |
| 307-262 | CASPER | 6566 | — | — |
| 307-272 | CODY | 6566 | — | — |
| 307-275 | CHEYENNE | 6566 | 2005-01-12 | Yes |
| 307-277 | CASPER | 6566 | 2003-08-21 | — |
| 307-281 | SUNDANCE | 6566 | — | Yes |
| 307-282 | SUNDANCE | 6566 | — | Yes |
| 307-286 | CHEYENNE | 6566 | 2004-01-19 | — |
| 307-287 | CHEYENNE | 6566 | 2006-05-23 | — |
| 307-321 | RAWLINS | 6566 | — | — |
| 307-331 | WHEATLAND | 6566 | — | Yes |
| 307-338 | TORRINGTON | 6566 | 2011-01-12 | Yes |
| 307-340 | LUSK | 6566 | — | Yes |
| 307-343 | LARAMIE | 6566 | 2009-07-16 | Yes |
| 307-349 | LANDER | 6566 | — | — |
| 307-359 | DOUGLAS | 6566 | — | Yes |
| 307-368 | AFTON | 6566 | 2021-02-10 | Yes |
| 307-370 | RAWLINS | 6566 | — | Yes |
| 307-371 | ROCK SPG | 6566 | — | — |
| 307-389 | ROCK SPG | 6566 | — | — |
| 307-399 | LARAMIE | 6566 | 2002-05-16 | — |
| 307-421 | CHEYENNE | 6566 | — | — |
| 307-431 | WORLAND | 6566 | — | Yes |
| 307-438 | LANDER | 6566 | 2007-06-19 | Yes |
| 307-441 | CASPER | 6566 | — | Yes |
| 307-448 | ROCK SPG | 6566 | 2011-05-12 | Yes |
| 307-466 | GREENRIVER | 6566 | — | Yes |
| 307-487 | GILLETTE | 6566 | 2018-10-09 | Yes |
| 307-533 | SHERIDAN | 6566 | 2006-12-05 | Yes |
| 307-575 | TORRINGTON | 6566 | 2002-06-28 | Yes |
| 307-620 | BUFFALO | 6566 | — | Yes |
| 307-621 | BUFFALO | 6566 | — | Yes |
| 307-630 | CHEYENNE | 6566 | — | — |
| 307-631 | CHEYENNE | 6566 | — | — |
| 307-670 | GILLETTE | 6566 | — | Yes |
| 307-677 | EVANSTON | 6566 | — | Yes |
| 307-679 | EVANSTON | 6566 | — | — |
| 307-689 | GILLETTE | 6566 | — | — |
| 307-690 | JACKSON | 6566 | — | — |
| 307-699 | JACKSON | 6566 | — | Yes |
| 307-752 | SHERIDAN | 6566 | — | — |
| 307-757 | CHEYENNE | 6566 | — | Yes |
| 307-760 | LARAMIE | 6566 | — | — |
| 307-763 | SHERIDAN | 6566 | — | Yes |
| 307-840 | RIVERTON | 6566 | — | Yes |
| 307-851 | RIVERTON | 6566 | — | — |
| 307-871 | GREENRIVER | 6566 | — | — |
| 307-921 | THERMOPOLS | 6566 | — | Yes |
| 307-922 | ROCK SPG | 6566 | — | Yes |
| 307-941 | NEWCASTLE | 6566 | — | Yes |
| 307-949 | NEWCASTLE | 6566 | — | 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.