307 Area Code
Area code 307 generally covers Fe Warren Afb, and Shirley Basin in the U.S. State of Wyoming.
Top cities in area code 307
| City | Prefixes |
|---|---|
| Fe Warren Afb, WY | 11.9% |
| Shirley Basin, WY | 5.6% |
| Gillette, WY | 4.9% |
| Jackson, WY | 4% |
| Sheridan, WY | 3.7% |
| Laramie, WY | 3.5% |
| Rock Springs, WY | 3.3% |
| Evanston, WY | 2.8% |
| Casper, WY | 2.6% |
| Cody, WY | 2.6% |
Top telephone carriers in area code 307
| Carrier | Prefixes |
|---|---|
| Qwest | 19.6% |
| Union Telephone Company | 15.2% |
| Verizon | 13.6% |
| New Cingular Wireless | 8.6% |
| Level 3 Communications | 5.4% |
| Rt Communications | 4% |
| Onvoy | 3.5% |
| Bandwidth.com | 2.8% |
| Union Tel. | 2.6% |
| Bresnan Broadband Of Wyoming | 2.3% |
Area code 307 has 428 prefixes
| Prefix | Primary City | Usage | |
|---|---|---|---|
| 307-200 | Jackson | Landline | Level 3 Communications |
| 307-201 | Jackson | Landline | Level 3 Communications |
| 307-202 | Powell | Wireless | New Cingular Wireless |
| 307-203 | Jackson | Wireless | Sprint Spectrum |
| 307-204 | Cody | Landline | Airus |
| 307-205 | Lingle | Landline | Level 3 Communications |
| 307-206 | Lander | Landline | Mcimetro Access Transmission Services |
| 307-207 | Yellowstone National Park | Landline | Airus |
| 307-209 | Rock Springs | Wireless | Verizon |
| 307-210 | Sheridan | Wireless | New Cingular Wireless |
| 307-212 | Rock Springs | Landline | Level 3 Communications |
| 307-213 | Cody | Landline | Level 3 Communications |
| 307-214 | Fe Warren Afb | Wireless | Verizon |
| 307-215 | Shirley Basin | Landline | AT&T |
| 307-216 | Manville | Wireless | New Cingular Wireless |
| 307-217 | Buffalo | Wireless | New Cingular Wireless |
| 307-218 | Sheridan | Landline | Onvoy |
| 307-219 | Powell | Landline | CenturyLink Communications |
| 307-220 | Fe Warren Afb | Wireless | T-Mobile |
| 307-221 | Fe Warren Afb | Wireless | Sprint Spectrum |
| 307-222 | Fe Warren Afb | Landline | Level 3 Communications |
| 307-223 | Laramie | Landline | Level 3 Communications |
| 307-224 | Shirley Basin | Landline | Level 3 Communications |
| 307-225 | Laramie | Landline | Bresnan Broadband Of Wyoming |
| 307-226 | Afton | Landline | Mcimetro Access Transmission Services |
| 307-227 | Yellowstone National Park | Landline | CenturyLink Communications |
| 307-228 | Gillette | Landline | Bandwidth.com |
| 307-229 | Cokeville | Wireless | Gold Star Communications |
| 307-230 | Shirley Basin | Wireless | Versatel Communications |
| 307-231 | Pinedale | Wireless | Verizon |
| 307-232 | Shirley Basin | Landline | Qwest |
| 307-233 | Shirley Basin | Landline | Qwest |
| 307-234 | Shirley Basin | Landline | Qwest |
| 307-235 | Shirley Basin | Landline | Qwest |
| 307-236 | Burns | Wireless | New Cingular Wireless |
| 307-237 | Shirley Basin | Landline | Qwest |
| 307-238 | Thermopolis | Wireless | New Cingular Wireless |
| 307-239 | Dubois | Wireless | Gold Star Communications |
| 307-240 | Riverton | Wireless | Verizon |
| 307-241 | Wheatland | Wireless | New Cingular Wireless |
| 307-242 | Yellowstone National Park | Landline | Qwest |
| 307-244 | Freedom | Landline | Silver Star Tel Co Inc |
| 307-245 | Pine Bluffs | Landline | Rt Communications |
| 307-246 | Pine Bluffs | Landline | Rt Communications |
| 307-247 | Shirley Basin | Wireless | New Cingular Wireless |
| 307-248 | Afton | Wireless | Verizon |
| 307-249 | Jackson | Landline | Telnyx |
| 307-250 | Cody | Wireless | Verizon |
| 307-251 | Casper | Wireless | Verizon |
| 307-252 | Rock Springs | Wireless | Uintah Basin Electronic Telecommunications |
| 307-253 | Casper | Landline | Qwest |
| 307-254 | Powell | Wireless | Verizon |
| 307-255 | Evanston | Wireless | Uintah Basin Electronic Telecommunications |
| 307-256 | Fe Warren Afb | Wireless | Sprint Spectrum |
| 307-257 | Gillette | Landline | Level 3 Communications |
| 307-258 | Shirley Basin | Wireless | Verizon |
| 307-259 | Shirley Basin | Wireless | Verizon |
| 307-260 | Big Piney | Wireless | Union Telephone Company |
| 307-261 | Shirley Basin | Landline | Qwest |
| 307-262 | Shirley Basin | Wireless | Verizon |
| 307-263 | Fe Warren Afb | Wireless | Csc Wireless |
| 307-264 | Jackson | Wireless | Bresnan Broadband Of Wyoming |
| 307-265 | Shirley Basin | Landline | Qwest |
| 307-266 | Shirley Basin | Landline | Qwest |
| 307-267 | Shirley Basin | Wireless | New Cingular Wireless |
| 307-268 | Shirley Basin | Landline | Qwest |
| 307-269 | Wheatland | Landline | Level 3 Communications |
| 307-270 | Cokeville | Wireless | Union Telephone Company |
| 307-271 | Powell | Landline | Level 3 Communications |
| 307-272 | Cody | Wireless | Verizon |
| 307-273 | Farson | Landline | Centurytel Of Wyoming |
| 307-274 | Fe Warren Afb | Landline | Mcimetro Access Transmission Services |
| 307-275 | Fe Warren Afb | Landline | Verizon |
| 307-276 | Big Piney | Landline | Centurytel Of Wyoming |
| 307-277 | Casper | Wireless | Verizon |
| 307-278 | Buffalo | Landline | Level 3 Communications |
| 307-279 | Cokeville | Landline | All West Communications |
| 307-280 | Farson | Wireless | Union Telephone Company |
| 307-281 | Sundance | Wireless | Verizon |
| 307-282 | Sundance | Wireless | Verizon |
| 307-283 | Sundance | Landline | Range Tel Coop Inc |
| 307-284 | Jackson | Landline | Silver Star Telephone Company |
| 307-285 | Buffalo | Landline | Airus |
| 307-286 | Fe Warren Afb | Wireless | Verizon |
| 307-287 | Fe Warren Afb | Wireless | Verizon |
| 307-288 | Evanston | Landline | Level 3 Communications |
| 307-290 | Sundance | Wireless | New Cingular Wireless |
| 307-292 | Fe Warren Afb | Landline | Hd Carrier |
| 307-296 | Cody | Wireless | Onvoy |
| 307-297 | Green River | Wireless | Uintah Basin Electronic Telecommunications |
| 307-298 | Douglas | Landline | Level 3 Communications |
| 307-299 | Gillette | Wireless | New Cingular Wireless |
| 307-300 | Powell | Landline | Onvoy |
| 307-302 | Cody | Landline | Bandwidth.com |
| 307-303 | Green River | Landline | Bandwidth.com |
| 307-304 | Hiland | Wireless | New Cingular Wireless |
| 307-305 | Midwest | Wireless | New Cingular Wireless |
| 307-309 | Glenrock | Wireless | New Cingular Wireless |
| 307-310 | Fe Warren Afb | Wireless | Onvoy Spectrum |
| 307-312 | Beulah | Landline | Bandwidth.com |
| 307-313 | Evanston | Landline | Level 3 Communications |
| 307-314 | Laramie | Wireless | Bandwidth.com |
| 307-315 | Casper | Landline | Bresnan Broadband Of Wyoming |
| 307-316 | Fe Warren Afb | Landline | Onvoy |
| 307-317 | Fe Warren Afb | Landline | Onvoy |
| 307-318 | Gillette | Landline | Bandwidth.com |
| 307-319 | Shoshoni | Wireless | New Cingular Wireless |
| 307-320 | Rawlins | Wireless | Union Telephone Company |
| 307-321 | Rawlins | Wireless | Verizon |
| 307-322 | Wheatland | Landline | Qwest |
| 307-323 | Pinedale | Landline | Radiantiq |
| 307-324 | Rawlins | Landline | Qwest |
| 307-325 | Hanna | Landline | Union Tel. |
| 307-326 | Encampment | Landline | Union Tel. |
| 307-327 | Encampment | Landline | Union Tel. |
| 307-328 | Rawlins | Landline | Qwest |
| 307-329 | Encampment | Wireless | Union Telephone Company |
| 307-330 | Lander | Wireless | Union Telephone Company |
| 307-331 | Wheatland | Wireless | Verizon |
| 307-332 | Lander | Landline | Qwest |
| 307-333 | Casper | Landline | Bresnan Broadband Of Wyoming |
| 307-334 | Manville | Landline | Qwest |
| 307-335 | Lander | Landline | Qwest |
| 307-336 | Pinedale | Landline | Onvoy |
| 307-337 | Casper | Landline | Bresnan Broadband Of Wyoming |
| 307-338 | Torrington | Wireless | Verizon |
| 307-339 | Hanna | Wireless | Union Telephone Company |
| 307-340 | Manville | Wireless | Verizon |
| 307-341 | Parkman | Landline | Project Tel. |
| 307-343 | Laramie | Wireless | Verizon |
| 307-344 | Yellowstone National Park | Landline | Qwest |
| 307-345 | Lander | Wireless | Union Telephone Company |
| 307-347 | Worland | Landline | Rt Communications |
| 307-348 | Hanna | Landline | Union Tel. |
| 307-349 | Lander | Wireless | Verizon |
| 307-350 | Rock Springs | Wireless | Union Telephone Company |
| 307-351 | Douglas | Wireless | New Cingular Wireless |
| 307-352 | Rock Springs | Landline | Qwest |
| 307-353 | Moose | Landline | Silver Star Communications |
| 307-354 | Rock Springs | Wireless | Union Telephone Company |
| 307-355 | Lagrange | Wireless | T-Mobile |
| 307-356 | Medicine Bow | Landline | Union Tel. |
| 307-358 | Douglas | Landline | Qwest |
| 307-359 | Douglas | Wireless | Verizon |
| 307-360 | Pinedale | Wireless | Union Telephone Company |
| 307-361 | Baggs | Wireless | New Cingular Wireless |
| 307-362 | Rock Springs | Landline | Qwest |
| 307-363 | Gillette | Landline | Bandwidth.com |
| 307-364 | Green River | Landline | Bandwidth.com |
| 307-365 | Fe Warren Afb | Wireless | New Cingular Wireless |
| 307-366 | Ten Sleep | Landline | Tri-county Tel. Assn. |
| 307-367 | Pinedale | Landline | Centurytel Of Wyoming |
| 307-368 | Afton | Wireless | Verizon |
| 307-369 | Fe Warren Afb | Landline | Bresnan Broadband Of Wyoming |
| 307-370 | Rawlins | Wireless | Verizon |
| 307-371 | Rock Springs | Wireless | Verizon |
| 307-372 | Douglas | Landline | Onvoy |
| 307-373 | Greybull | Landline | Bresnan Broadband Of Wyoming |
| 307-375 | Worland | Landline | Rt Communications |
| 307-377 | Shirley Basin | Wireless | Union Telephone Company |
| 307-378 | Rock River | Landline | Union Tel. |
| 307-379 | Medicine Bow | Landline | Centurytel Of Wyoming |
| 307-380 | Baggs | Wireless | Union Telephone Company |
| 307-381 | Sheridan | Landline | Bandwidth.com |
| 307-382 | Rock Springs | Landline | Qwest |
| 307-383 | Baggs | Landline | Dubois Tel. Exch. |
| 307-386 | La Barge | Landline | Union Tel. |
| 307-388 | Worland | Wireless | New Cingular Wireless |
| 307-389 | Rock Springs | Wireless | Verizon |
| 307-390 | La Barge | Wireless | Union Telephone Company |
| 307-391 | Moorcroft | Wireless | New Cingular Wireless |
| 307-392 | Cokeville | Landline | Level 3 Communications |
| 307-393 | Evanston | Landline | Airus |
| 307-399 | Laramie | Wireless | Verizon |
| 307-400 | Fe Warren Afb | Landline | Terra Nova Telecom Inc. |
| 307-401 | Torrington | Wireless | New Cingular Wireless |
| 307-404 | Medicine Bow | Wireless | New Cingular Wireless |
| 307-407 | Beulah | Landline | Onvoy |
| 307-409 | Lagrange | Wireless | New Cingular Wireless |
| 307-413 | Jackson | Wireless | New Cingular Wireless |
| 307-414 | Fe Warren Afb | Landline | Airus |
| 307-417 | Rawlins | Landline | Onvoy |
| 307-421 | Fe Warren Afb | Wireless | Verizon |
| 307-422 | Chugwater | Landline | Chugwater Tel. |
| 307-425 | Buffalo | Landline | Advanced Communications Technology |
| 307-426 | Fe Warren Afb | Landline | Bresnan Broadband Of Wyoming |
| 307-429 | Sheridan | Landline | Bandwidth.com |
| 307-431 | Worland | Wireless | Verizon |
| 307-432 | Fe Warren Afb | Landline | Qwest |
| 307-433 | Fe Warren Afb | Landline | Qwest |
| 307-436 | Glenrock | Landline | Qwest |
| 307-437 | Midwest | Landline | Rt Communications |
| 307-438 | Lander | Wireless | Verizon |
| 307-439 | Casper | Landline | Level 3 Communications |
| 307-440 | Basin | Landline | Bresnan Broadband Of Wyoming |
| 307-441 | Casper | Landline | Verizon |
| 307-443 | Fe Warren Afb | Landline | Commio |
| 307-444 | Evanston | Landline | All West/wyoming |
| 307-447 | Saratoga | Landline | Level 3 Communications |
| 307-448 | Rock Springs | Wireless | Verizon |
| 307-450 | Dubois | Wireless | Union Telephone Company |
| 307-455 | Dubois | Landline | Dubois Tel. Exch. |
| 307-456 | Big Piney | Landline | Onvoy |
| 307-457 | Jeffrey City | Landline | Rt Communications |
| 307-459 | Fe Warren Afb | Landline | Level 3 Communications |
| 307-460 | Laramie | Landline | Level 3 Communications |
| 307-461 | Sheridan | Landline | Level 3 Communications |
| 307-462 | Shirley Basin | Landline | Level 3 Communications |
| 307-463 | Riverton | Landline | Level 3 Communications |
| 307-464 | Gillette | Landline | Qwest |
| 307-465 | Osage | Landline | Rt Communications |
| 307-466 | Green River | Landline | Verizon |
| 307-467 | Hulett | Landline | Rt Communications |
| 307-468 | Upton | Landline | Rt Communications |
| 307-469 | Hyattville | Landline | Tri-county Tel. Assn. |
| 307-472 | Shirley Basin | Landline | Qwest |
| 307-473 | Shirley Basin | Landline | Qwest |
| 307-475 | Fe Warren Afb | Landline | Telnyx |
| 307-477 | Fe Warren Afb | Wireless | Union Telephone Company |
| 307-480 | Thermopolis | Wireless | New Cingular Wireless |
| 307-481 | Van Tassell | Landline | Onvoy |
| 307-486 | Crowheart | Landline | Dubois Tel. Exch. |
| 307-487 | Gillette | Wireless | Verizon |
| 307-488 | Lander | Landline | Bandwidth.com |
| 307-489 | Medicine Bow | Wireless | New Cingular Wireless |
| 307-497 | Evanston | Landline | All West Communications |
| 307-500 | Cokeville | Landline | Onvoy |
| 307-509 | Fe Warren Afb | Landline | Bandwidth.com |
| 307-514 | Fe Warren Afb | Landline | Bresnan Broadband Of Wyoming |
| 307-520 | Medicine Bow | Wireless | Union Telephone Company |
| 307-522 | Rock Springs | Landline | Airus |
| 307-527 | Cody | Landline | Qwest |
| 307-529 | Fe Warren Afb | Landline | Ymax Communications |
| 307-532 | Torrington | Landline | United Tel Co West |
| 307-533 | Sheridan | Landline | Verizon |
| 307-534 | Torrington | Landline | United Tel Co West |
| 307-537 | Pinedale | Landline | Centurytel Of Wyoming |
| 307-540 | Jeffrey City | Wireless | Union Telephone Company |
| 307-541 | Moran | Wireless | Union Telephone Company |
| 307-543 | Moran | Landline | Qwest |
| 307-544 | Jeffrey City | Landline | Rt Communications |
| 307-545 | Yellowstone National Park | Landline | Qwest |
| 307-547 | Burns | Landline | Rt Communications |
| 307-548 | Lovell | Landline | Tri-county Tel. Assn. |
| 307-549 | Yellowstone National Park | Wireless | Union Telephone Company |
| 307-554 | Glenrock | Landline | Onvoy |
| 307-567 | Gillette | Wireless | Union Telephone Company |
| 307-568 | Basin | Landline | Tri-county Tel. Assn. |
| 307-575 | Torrington | Wireless | Verizon |
| 307-576 | Moose | Landline | Silver Star Communications |
| 307-577 | Shirley Basin | Landline | Qwest |
| 307-578 | Cody | Landline | Qwest |
| 307-587 | Cody | Landline | Qwest |
| 307-600 | Cokeville | Wireless | Union Telephone Company |
| 307-620 | Buffalo | Wireless | Verizon |
| 307-621 | Buffalo | Wireless | Verizon |
| 307-622 | Gillette | Wireless | New Cingular Wireless |
| 307-624 | Douglas | Wireless | New Cingular Wireless |
| 307-629 | Newcastle | Wireless | New Cingular Wireless |
| 307-630 | Fe Warren Afb | Wireless | Verizon |
| 307-631 | Fe Warren Afb | Wireless | Verizon |
| 307-632 | Fe Warren Afb | Landline | Qwest |
| 307-633 | Fe Warren Afb | Landline | Qwest |
| 307-634 | Fe Warren Afb | Landline | Qwest |
| 307-635 | Fe Warren Afb | Landline | Qwest |
| 307-637 | Fe Warren Afb | Landline | Qwest |
| 307-638 | Fe Warren Afb | Landline | Qwest |
| 307-640 | Fe Warren Afb | Wireless | New Cingular Wireless |
| 307-643 | Beulah | Landline | Qwest |
| 307-645 | Powell | Landline | Project Tel. |
| 307-649 | Carpenter | Landline | Rt Communications |
| 307-654 | Freedom | Landline | Silver Star Tel Co Inc |
| 307-655 | Wolf | Landline | Qwest |
| 307-656 | Alpine | Wireless | Gold Star Communications |
| 307-660 | Gillette | Wireless | New Cingular Wireless |
| 307-663 | Lance Creek | Landline | Golden West Telecomm |
| 307-664 | Deaver | Landline | Tri-county Tel. Assn. |
| 307-666 | Fe Warren Afb | Landline | Fractel |
| 307-670 | Gillette | Wireless | Verizon |
| 307-672 | Sheridan | Landline | Qwest |
| 307-673 | Sheridan | Landline | Qwest |
| 307-674 | Sheridan | Landline | Qwest |
| 307-675 | Sheridan | Landline | Advanced Communications Technology |
| 307-677 | Evanston | Wireless | Verizon |
| 307-679 | Evanston | Wireless | Verizon |
| 307-680 | Gillette | Wireless | New Cingular Wireless |
| 307-681 | Rozet | Landline | Advanced Communications Technology |
| 307-682 | Gillette | Landline | Qwest |
| 307-683 | Sheridan | Landline | Qwest |
| 307-684 | Buffalo | Landline | Qwest |
| 307-685 | Gillette | Landline | Qwest |
| 307-686 | Gillette | Landline | Qwest |
| 307-687 | Gillette | Landline | Qwest |
| 307-688 | Gillette | Landline | Qwest |
| 307-689 | Gillette | Wireless | Verizon |
| 307-690 | Jackson | Wireless | Verizon |
| 307-696 | Gillette | Wireless | New Cingular Wireless |
| 307-699 | Jackson | Wireless | Verizon |
| 307-701 | Fe Warren Afb | Wireless | Union Telephone Company |
| 307-702 | Casper | Wireless | Union Telephone Company |
| 307-703 | Laramie | Wireless | Union Telephone Company |
| 307-704 | Gillette | Wireless | Union Telephone Company |
| 307-705 | Rock Springs | Wireless | Union Telephone Company |
| 307-706 | Sheridan | Wireless | Union Telephone Company |
| 307-707 | Green River | Wireless | Union Telephone Company |
| 307-708 | Evanston | Wireless | Union Telephone Company |
| 307-709 | Riverton | Wireless | Union Telephone Company |
| 307-710 | Rawlins | Wireless | Union Telephone Company |
| 307-712 | Cody | Wireless | Union Telephone Company |
| 307-713 | Jackson | Wireless | Union Telephone Company |
| 307-714 | Lander | Wireless | Union Telephone Company |
| 307-715 | Torrington | Wireless | Union Telephone Company |
| 307-716 | Powell | Wireless | Union Telephone Company |
| 307-717 | Douglas | Wireless | Union Telephone Company |
| 307-718 | Worland | Wireless | Union Telephone Company |
| 307-719 | Buffalo | Wireless | Union Telephone Company |
| 307-720 | Wheatland | Wireless | Union Telephone Company |
| 307-721 | Laramie | Landline | Qwest |
| 307-722 | Thermopolis | Wireless | Union Telephone Company |
| 307-723 | Kemmerer | Wireless | Union Telephone Company |
| 307-724 | Casper | Wireless | Union Telephone Company |
| 307-727 | Kemmerer | Wireless | Union Telephone Company |
| 307-728 | Shoshoni | Wireless | Union Telephone Company |
| 307-730 | Jackson | Wireless | Union Telephone Company |
| 307-731 | Lovell | Wireless | Union Telephone Company |
| 307-732 | Jackson | Landline | Qwest |
| 307-733 | Jackson | Landline | Qwest |
| 307-734 | Jackson | Landline | Qwest |
| 307-735 | Glendo | Landline | Qwest |
| 307-736 | Arvada | Landline | Range Tel Coop Inc |
| 307-737 | Wolf | Landline | Range Tel Coop Inc |
| 307-738 | Kaycee | Landline | Rt Communications |
| 307-739 | Jackson | Landline | Qwest |
| 307-740 | Jackson | Wireless | Union Telephone Company |
| 307-741 | Glenrock | Wireless | Union Telephone Company |
| 307-742 | Laramie | Landline | Qwest |
| 307-744 | Newcastle | Wireless | Union Telephone Company |
| 307-745 | Laramie | Landline | Qwest |
| 307-746 | Newcastle | Landline | Rt Communications |
| 307-747 | Lyman | Wireless | Union Telephone Company |
| 307-749 | Pinedale | Wireless | Union Telephone Company |
| 307-750 | Sheridan | Landline | Range Tel Coop Inc |
| 307-751 | Sheridan | Wireless | New Cingular Wireless |
| 307-752 | Sheridan | Wireless | Verizon |
| 307-754 | Powell | Landline | Qwest |
| 307-755 | Laramie | Landline | Qwest |
| 307-756 | Moorcroft | Landline | Rt Communications |
| 307-757 | Fe Warren Afb | Landline | AT&T |
| 307-758 | Clearmont | Landline | Range Tel Coop Inc |
| 307-759 | Van Tassell | Wireless | Union Telephone Company |
| 307-760 | Laramie | Wireless | Verizon |
| 307-761 | Laramie | Wireless | New Cingular Wireless |
| 307-762 | Burlington | Landline | Tri-county Tel. Assn. |
| 307-763 | Sheridan | Wireless | Verizon |
| 307-765 | Greybull | Landline | Tri-county Tel. Assn. |
| 307-766 | Laramie | Landline | Qwest |
| 307-770 | Farson | Landline | All West/wyoming |
| 307-771 | Fe Warren Afb | Landline | Qwest |
| 307-772 | Fe Warren Afb | Landline | Qwest |
| 307-773 | Fe Warren Afb | Landline | Qwest |
| 307-774 | Jackson | Wireless | Gold Star Communications |
| 307-775 | Fe Warren Afb | Landline | Qwest |
| 307-776 | Casper | Landline | Vonage America |
| 307-777 | Fe Warren Afb | Landline | Qwest |
| 307-778 | Fe Warren Afb | Landline | Qwest |
| 307-779 | Wheatland | Wireless | Union Telephone Company |
| 307-780 | Lyman | Wireless | Union Telephone Company |
| 307-782 | Lyman | Landline | Union Tel. |
| 307-783 | Evanston | Landline | Qwest |
| 307-785 | Beulah | Landline | Onvoy |
| 307-786 | Lyman | Landline | Union Tel. |
| 307-787 | Lyman | Landline | Union Tel. |
| 307-788 | Yoder | Landline | United Tel Co West |
| 307-789 | Evanston | Landline | Qwest |
| 307-790 | Sundance | Wireless | Union Telephone Company |
| 307-797 | Shirley Basin | Wireless | New Cingular Wireless |
| 307-798 | Rock River | Wireless | Union Telephone Company |
| 307-799 | Evanston | Wireless | Union Telephone Company |
| 307-800 | Kemmerer | Landline | Onvoy |
| 307-823 | Fe Warren Afb | Landline | Teleport Communications America Wy-llc |
| 307-828 | Kemmerer | Landline | Qwest |
| 307-829 | Fe Warren Afb | Landline | CenturyLink Communications |
| 307-834 | Lagrange | Landline | United Tel Co West |
| 307-836 | Guernsey | Landline | United Tel Co West |
| 307-837 | Veteran | Landline | United Tel Co West |
| 307-840 | Riverton | Wireless | Verizon |
| 307-849 | Cokeville | Landline | Qwest |
| 307-850 | Riverton | Wireless | Union Telephone Company |
| 307-851 | Riverton | Wireless | Verizon |
| 307-854 | Riverton | Landline | Advanced Communications Technology |
| 307-855 | Riverton | Landline | Qwest |
| 307-856 | Riverton | Landline | Qwest |
| 307-857 | Riverton | Landline | Qwest |
| 307-858 | Riverton | Wireless | Union Telephone Company |
| 307-859 | Pinedale | Landline | Centurytel Of Wyoming |
| 307-864 | Thermopolis | Landline | Rt Communications |
| 307-867 | Thermopolis | Landline | Tri-county Tel. Assn. |
| 307-868 | Meeteetse | Landline | Tri-county Tel. Assn. |
| 307-870 | Green River | Wireless | Union Telephone Company |
| 307-871 | Green River | Wireless | Verizon |
| 307-872 | Green River | Landline | Qwest |
| 307-874 | Lonetree | Landline | Union Tel. |
| 307-875 | Green River | Landline | Qwest |
| 307-876 | Shoshoni | Landline | Rt Communications |
| 307-877 | Kemmerer | Landline | Qwest |
| 307-878 | Alva | Landline | Range Tel Coop Inc |
| 307-880 | Freedom | Wireless | Gold Star Communications |
| 307-881 | Wheatland | Landline | Advanced Communications Technology |
| 307-883 | Freedom | Landline | Silver Star Tel Co Inc |
| 307-884 | Afton | Wireless | Union Telephone Company |
| 307-885 | Afton | Landline | Silver Star Tel Co Inc |
| 307-886 | Afton | Landline | Qwest |
| 307-887 | Afton | Wireless | Gold Star Communications |
| 307-888 | Yellowstone National Park | Landline | Telnyx |
| 307-890 | Freedom | Wireless | Union Telephone Company |
| 307-896 | Aladdin | Landline | Qwest |
| 307-899 | Cody | Wireless | New Cingular Wireless |
| 307-900 | Glendo | Landline | Fractel |
| 307-920 | Fe Warren Afb | Wireless | T-Mobile |
| 307-921 | Thermopolis | Wireless | Verizon |
| 307-922 | Rock Springs | Landline | AT&T |
| 307-939 | Gillette | Landline | Qwest |
| 307-941 | Newcastle | Wireless | Verizon |
| 307-949 | Newcastle | Wireless | Verizon |
| 307-977 | Laramie | Wireless | Union Telephone Company |
| 307-995 | Shirley Basin | Landline | Qwest |
| 307-996 | Fe Warren Afb | Landline | Qwest |
| 307-999 | Moran | Landline | Telnyx |