To faciltiate users, the United States of America is divided into regions known as Area Codes, corresponding to particular geographic telephone dialing areas.
An area code denotes the regional location of a phone number within the United States.
The Area Code table below shows an area codes each.
Area Code 307 listing, by city
@The cities listed with each area code are the major cities for that area code;
| City / State | Area code | Zip Code | County | Iso | |
|---|---|---|---|---|---|
| Afton (Wyoming) | 307 | 83110 | Lincoln | US-WY | |
| Aladdin (Wyoming) | 307 | 82710 | Crook | US-WY | |
| Albin (Wyoming) | 307 | 82050 | Laramie | US-WY | |
| Alcova (Wyoming) | 307 | 82620 | Natrona | US-WY | |
| Alpine (Wyoming) | 307 | 83128 | Lincoln | US-WY | |
| Alta (Wyoming) | 307 | 83414 | Teton | US-WY | |
| Alva (Wyoming) | 307 | 82711 | Crook | US-WY | |
| Arapahoe (Wyoming) | 307 | 82510 | Fremont | US-WY | |
| Arminto (Wyoming) | 307 | 82630 | Natrona | US-WY | |
| Arvada (Wyoming) | 307 | 82831 | Sheridan | US-WY | |
| Auburn (Wyoming) | 307 | 83111 | Lincoln | US-WY | |
| Baggs (Wyoming) | 307 | 82321 | Carbon | US-WY | |
| Bairoil (Wyoming) | 307 | 82322 | Sweetwater | US-WY | |
| Banner (Wyoming) | 307 | 82832 | Sheridan | US-WY | |
| Basin (Wyoming) | 307 | 82410 | Big Horn | US-WY | |
| Bedford (Wyoming) | 307 | 83112 | Lincoln | US-WY | |
| Beulah (Wyoming) | 307 | 82712 | Crook | US-WY | |
| Big Horn (Wyoming) | 307 | 82833 | Sheridan | US-WY | |
| Big Piney (Wyoming) | 307 | 83113 | Sublette | US-WY | |
| Bondurant (Wyoming) | 307 | 82922 | Sublette | US-WY | |
| Bosler (Wyoming) | 307 | 82051 | Albany | US-WY | |
| Boulder (Wyoming) | 307 | 82923 | Sublette | US-WY | |
| Buffalo (Wyoming) | 307 | 82834 | Johnson | US-WY | |
| Buford (Wyoming) | 307 | 82052 | Albany | US-WY | |
| Burlington (Wyoming) | 307 | 82411 | Big Horn | US-WY | |
| Burns (Wyoming) | 307 | 82053 | Laramie | US-WY | |
| Byron (Wyoming) | 307 | 82412 | Big Horn | US-WY | |
| Carpenter (Wyoming) | 307 | 82054 | Laramie | US-WY | |
| Casper (Wyoming) | 307 | 82601 | Natrona | US-WY | |
| Casper (Wyoming) | 307 | 82602 | Natrona | US-WY | |
| Casper (Wyoming) | 307 | 82604 | Natrona | US-WY | |
| Casper (Wyoming) | 307 | 82605 | Natrona | US-WY | |
| Casper (Wyoming) | 307 | 82609 | Natrona | US-WY | |
| Centennial (Wyoming) | 307 | 82055 | Albany | US-WY | |
| Cheyenne (Wyoming) | 307 | 82001 | Laramie | US-WY | |
| Cheyenne (Wyoming) | 307 | 82002 | Laramie | US-WY | |
| Cheyenne (Wyoming) | 307 | 82003 | Laramie | US-WY | |
| Cheyenne (Wyoming) | 307 | 82006 | Laramie | US-WY | |
| Cheyenne (Wyoming) | 307 | 82007 | Laramie | US-WY | |
| Cheyenne (Wyoming) | 307 | 82008 | Laramie | US-WY | |
| Cheyenne (Wyoming) | 307 | 82009 | Laramie | US-WY | |
| Cheyenne (Wyoming) | 307 | 82010 | Laramie | US-WY | |
| Chugwater (Wyoming) | 307 | 82210 | Platte | US-WY | |
| Clearmont (Wyoming) | 307 | 82835 | Sheridan | US-WY | |
| Cody (Wyoming) | 307 | 82414 | Park | US-WY | |
| Cokeville (Wyoming) | 307 | 83114 | Lincoln | US-WY | |
| Cora (Wyoming) | 307 | 82925 | Sublette | US-WY | |
| Cowley (Wyoming) | 307 | 82420 | Big Horn | US-WY | |
| Crowheart (Wyoming) | 307 | 82512 | Fremont | US-WY | |
| Daniel (Wyoming) | 307 | 83115 | Sublette | US-WY | |
| Dayton (Wyoming) | 307 | 82836 | Sheridan | US-WY | |
| Deaver (Wyoming) | 307 | 82421 | Big Horn | US-WY | |
| Devils Tower (Wyoming) | 307 | 82714 | Crook | US-WY | |
| Diamondville (Wyoming) | 307 | 83116 | Lincoln | US-WY | |
| Dixon (Wyoming) | 307 | 82323 | Carbon | US-WY | |
| Douglas (Wyoming) | 307 | 82633 | Converse | US-WY | |
| Dubois (Wyoming) | 307 | 82513 | Fremont | US-WY | |
| Edgerton (Wyoming) | 307 | 82635 | Natrona | US-WY | |
| Elk Mountain (Wyoming) | 307 | 82324 | Carbon | US-WY | |
| Emblem (Wyoming) | 307 | 82422 | Big Horn | US-WY | |
| Encampment (Wyoming) | 307 | 82325 | Carbon | US-WY | |
| Etna (Wyoming) | 307 | 83118 | Lincoln | US-WY | |
| Evanston (Wyoming) | 307 | 82930 | Uinta | US-WY | |
| Evanston (Wyoming) | 307 | 82931 | Uinta | US-WY | |
| Evansville (Wyoming) | 307 | 82636 | Natrona | US-WY | |
| Fairview (Wyoming) | 307 | 83119 | Lincoln | US-WY | |
| Farson (Wyoming) | 307 | 82932 | Sweetwater | US-WY | |
| Fe Warren Afb (Wyoming) | 307 | 82005 | Laramie | US-WY | |
| Fort Bridger (Wyoming) | 307 | 82933 | Uinta | US-WY | |
| Fort Laramie (Wyoming) | 307 | 82212 | Goshen | US-WY | |
| Fort Washakie (Wyoming) | 307 | 82514 | Fremont | US-WY | |
| Four Corners (Wyoming) | 307 | 82715 | Weston | US-WY | |
| Frannie (Wyoming) | 307 | 82423 | Big Horn | US-WY | |
| Freedom (Wyoming) | 307 | 83120 | Lincoln | US-WY | |
| Frontier (Wyoming) | 307 | 83121 | Lincoln | US-WY | |
| Garrett (Wyoming) | 307 | 82058 | Albany | US-WY | |
| Gillette (Wyoming) | 307 | 82716 | Campbell | US-WY | |
| Gillette (Wyoming) | 307 | 82717 | Campbell | US-WY | |
| Gillette (Wyoming) | 307 | 82718 | Campbell | US-WY | |
| Glendo (Wyoming) | 307 | 82213 | Platte | US-WY | |
| Glenrock (Wyoming) | 307 | 82637 | Converse | US-WY | |
| Granger (Wyoming) | 307 | 82934 | Sweetwater | US-WY | |
| Granite Canon (Wyoming) | 307 | 82059 | Laramie | US-WY | |
| Green River (Wyoming) | 307 | 82935 | Sweetwater | US-WY | |
| Greybull (Wyoming) | 307 | 82426 | Big Horn | US-WY | |
| Grover (Wyoming) | 307 | 83122 | Lincoln | US-WY | |
| Guernsey (Wyoming) | 307 | 82214 | Platte | US-WY | |
| Hanna (Wyoming) | 307 | 82327 | Carbon | US-WY | |
| Hartville (Wyoming) | 307 | 82215 | Platte | US-WY | |
| Hawk Springs (Wyoming) | 307 | 82217 | Goshen | US-WY | |
| Hiland (Wyoming) | 307 | 82638 | Natrona | US-WY | |
| Hillsdale (Wyoming) | 307 | 82060 | Laramie | US-WY | |
| Horse Creek (Wyoming) | 307 | 82061 | Laramie | US-WY | |
| Hudson (Wyoming) | 307 | 82515 | Fremont | US-WY | |
| Hulett (Wyoming) | 307 | 82720 | Crook | US-WY | |
| Huntley (Wyoming) | 307 | 82218 | Goshen | US-WY | |
| Hyattville (Wyoming) | 307 | 82428 | Big Horn | US-WY | |
| Jackson (Wyoming) | 307 | 83001 | Teton | US-WY | |
| Jackson (Wyoming) | 307 | 83002 | Teton | US-WY | |
| Jay Em (Wyoming) | 307 | 82219 | Goshen | US-WY | |
| Jeffrey City (Wyoming) | 307 | 82310 | Fremont | US-WY | |
| Jelm (Wyoming) | 307 | 82063 | Albany | US-WY | |
| Kaycee (Wyoming) | 307 | 82639 | Johnson | US-WY | |
| Kelly (Wyoming) | 307 | 83011 | Teton | US-WY | |
| Kemmerer (Wyoming) | 307 | 83101 | Lincoln | US-WY | |
| Kinnear (Wyoming) | 307 | 82516 | Fremont | US-WY | |
| Kirby (Wyoming) | 307 | 82430 | Hot Springs | US-WY | |
| La Barge (Wyoming) | 307 | 83123 | Lincoln | US-WY | |
| Lagrange (Wyoming) | 307 | 82221 | Goshen | US-WY | |
| Lance Creek (Wyoming) | 307 | 82222 | Niobrara | US-WY | |
| Lander (Wyoming) | 307 | 82520 | Fremont | US-WY | |
| Laramie (Wyoming) | 307 | 82070 | Albany | US-WY | |
| Laramie (Wyoming) | 307 | 82071 | Albany | US-WY | |
| Laramie (Wyoming) | 307 | 82072 | Albany | US-WY | |
| Laramie (Wyoming) | 307 | 82073 | Albany | US-WY | |
| Leiter (Wyoming) | 307 | 82837 | Sheridan | US-WY | |
| Linch (Wyoming) | 307 | 82640 | Johnson | US-WY | |
| Lingle (Wyoming) | 307 | 82223 | Goshen | US-WY | |
| Little America (Wyoming) | 307 | 82929 | Sweetwater | US-WY | |
| Lonetree (Wyoming) | 307 | 82936 | Uinta | US-WY | |
| Lost Springs (Wyoming) | 307 | 82224 | Niobrara | US-WY | |
| Lovell (Wyoming) | 307 | 82431 | Big Horn | US-WY | |
| Lusk (Wyoming) | 307 | 82225 | Niobrara | US-WY | |
| Lyman (Wyoming) | 307 | 82937 | Uinta | US-WY | |
| Lysite (Wyoming) | 307 | 82642 | Fremont | US-WY | |
| Manderson (Wyoming) | 307 | 82432 | Big Horn | US-WY | |
| Manville (Wyoming) | 307 | 82227 | Niobrara | US-WY | |
| Mc Kinnon (Wyoming) | 307 | 82938 | Sweetwater | US-WY | |
| Medicine Bow (Wyoming) | 307 | 82329 | Carbon | US-WY | |
| Meeteetse (Wyoming) | 307 | 82433 | Park | US-WY | |
| Meriden (Wyoming) | 307 | 82081 | Laramie | US-WY | |
| Midwest (Wyoming) | 307 | 82643 | Natrona | US-WY | |
| Mills (Wyoming) | 307 | 82644 | Natrona | US-WY | |
| Moorcroft (Wyoming) | 307 | 82721 | Crook | US-WY | |
| Moose (Wyoming) | 307 | 83012 | Teton | US-WY | |
| Moran (Wyoming) | 307 | 83013 | Teton | US-WY | |
| Mountain View (Wyoming) | 307 | 82939 | Uinta | US-WY | |
| Natrona (Wyoming) | 307 | 82646 | Natrona | US-WY | |
| Newcastle (Wyoming) | 307 | 82701 | Weston | US-WY | |
| Opal (Wyoming) | 307 | 83124 | Lincoln | US-WY | |
| Osage (Wyoming) | 307 | 82723 | Weston | US-WY | |
| Otto (Wyoming) | 307 | 82434 | Big Horn | US-WY | |
| Parkman (Wyoming) | 307 | 82838 | Sheridan | US-WY | |
| Pavillion (Wyoming) | 307 | 82523 | Fremont | US-WY | |
| Pine Bluffs (Wyoming) | 307 | 82082 | Laramie | US-WY | |
| Pinedale (Wyoming) | 307 | 82941 | Sublette | US-WY | |
| Point Of Rocks (Wyoming) | 307 | 82942 | Sweetwater | US-WY | |
| Powder River (Wyoming) | 307 | 82648 | Natrona | US-WY | |
| Powell (Wyoming) | 307 | 82435 | Park | US-WY | |
| Ralston (Wyoming) | 307 | 82440 | Park | US-WY | |
| Ranchester (Wyoming) | 307 | 82839 | Sheridan | US-WY | |
| Rawlins (Wyoming) | 307 | 82301 | Carbon | US-WY | |
| Recluse (Wyoming) | 307 | 82725 | Campbell | US-WY | |
| Reliance (Wyoming) | 307 | 82943 | Sweetwater | US-WY | |
| Riverton (Wyoming) | 307 | 82501 | Fremont | US-WY | |
| Robertson (Wyoming) | 307 | 82944 | Uinta | US-WY | |
| Rock River (Wyoming) | 307 | 82083 | Albany | US-WY | |
| Rock Springs (Wyoming) | 307 | 82901 | Sweetwater | US-WY | |
| Rock Springs (Wyoming) | 307 | 82902 | Sweetwater | US-WY | |
| Rozet (Wyoming) | 307 | 82727 | Campbell | US-WY | |
| Saddlestring (Wyoming) | 307 | 82840 | Johnson | US-WY | |
| Saint Stephens (Wyoming) | 307 | 82524 | Fremont | US-WY | |
| Saratoga (Wyoming) | 307 | 82331 | Carbon | US-WY | |
| Savery (Wyoming) | 307 | 82332 | Carbon | US-WY | |
| Shawnee (Wyoming) | 307 | 82229 | Converse | US-WY | |
| Shell (Wyoming) | 307 | 82441 | Big Horn | US-WY | |
| Sheridan (Wyoming) | 307 | 82801 | Sheridan | US-WY | |
| Shirley Basin (Wyoming) | 307 | 82615 | Carbon | US-WY | |
| Shoshoni (Wyoming) | 307 | 82649 | Fremont | US-WY | |
| Sinclair (Wyoming) | 307 | 82334 | Carbon | US-WY | |
| Smoot (Wyoming) | 307 | 83126 | Lincoln | US-WY | |
| Story (Wyoming) | 307 | 82842 | Sheridan | US-WY | |
| Sundance (Wyoming) | 307 | 82729 | Crook | US-WY | |
| Superior (Wyoming) | 307 | 82945 | Sweetwater | US-WY | |
| Ten Sleep (Wyoming) | 307 | 82442 | Washakie | US-WY | |
| Teton Village (Wyoming) | 307 | 83025 | Teton | US-WY | |
| Thayne (Wyoming) | 307 | 83127 | Lincoln | US-WY | |
| Thermopolis (Wyoming) | 307 | 82443 | Hot Springs | US-WY | |
| Tie Siding (Wyoming) | 307 | 82084 | Albany | US-WY | |
| Torrington (Wyoming) | 307 | 82240 | Goshen | US-WY | |
| Upton (Wyoming) | 307 | 82730 | Weston | US-WY | |
| Van Tassell (Wyoming) | 307 | 82242 | Niobrara | US-WY | |
| Veteran (Wyoming) | 307 | 82243 | Goshen | US-WY | |
| Walcott (Wyoming) | 307 | 82335 | Carbon | US-WY | |
| Wamsutter (Wyoming) | 307 | 82336 | Sweetwater | US-WY | |
| Wapiti (Wyoming) | 307 | 82450 | Park | US-WY | |
| Weston (Wyoming) | 307 | 82731 | Campbell | US-WY | |
| Wheatland (Wyoming) | 307 | 82201 | Platte | US-WY | |
| Wilson (Wyoming) | 307 | 83014 | Teton | US-WY | |
| Wolf (Wyoming) | 307 | 82844 | Sheridan | US-WY | |
| Worland (Wyoming) | 307 | 82401 | Washakie | US-WY | |
| Wright (Wyoming) | 307 | 82732 | Campbell | US-WY | |
| Wyarno (Wyoming) | 307 | 82845 | Sheridan | US-WY | |
| Yellowstone National Park (Wyoming) | 307 | 82190 | Park | US-WY | |
| Yoder (Wyoming) | 307 | 82244 | Goshen | US-WY |