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Area Code 307
Idaho area code 307 has been in service since 1947. It has 223 landlines and 113 wireless prefixes (exchanges) serviced by 42 carriers. It covers 25 counties, 307 ZIP codes, and 110 cities, including Cheyenne, Casper, Gillette, Sheridan, Rock Springs, Laramie, Riverton, Cody, and Lander.
- State:
- Idaho
- Time Zone:
- Mountain (2:59 pm)
Area Code (307) has 336 prefixes
| Prefix | County | City | Company/Carrier | Line Type |
|---|---|---|---|---|
| (307) 200- | Minidoka | Rupert | Level 3 Communications, Llc... | Landline |
| (307) 202- | Park | Powell | New Cingular Wireless Pcs, Llc | Cell Phone |
| (307) 203- | Teton | Jackson | Sprint Spectrum L.p. | Cell Phone |
| (307) 212- | Laramie | Cheyenne | Level 3 Communications, Llc... | Landline |
| (307) 213- | Park | Cody | Level 3 Communications, Llc... | Landline |
| (307) 214- | Laramie | Cheyenne | Cellco Partnership Dba Veri... | Cell Phone |
| (307) 217- | Johnson | Buffalo | New Cingular Wireless Pcs, Llc | Cell Phone |
| (307) 220- | Laramie | Cheyenne | T-mobile Usa, Inc. | Cell Phone |
| (307) 221- | Laramie | Cheyenne | Sprint Spectrum L.p. | Cell Phone |
| (307) 222- | Laramie | Cheyenne | Level 3 Communications, Llc... | Landline |
| (307) 223- | Albany | Laramie | Level 3 Communications, Llc... | Landline |
| (307) 224- | Natrona | Casper | Level 3 Communications, Llc... | Landline |
| (307) 226- | Albany | Bosler | Unknown | Landline |
| (307) 229- | Laramie | Cheyenne | Unknown | Landline |
| (307) 231- | Sublette | Pinedale | Cellco Partnership Dba Veri... | Cell Phone |
| (307) 232- | Natrona | Casper | Qwest Corporation | Landline |
| (307) 233- | Natrona | Casper | Qwest Corporation | Landline |
| (307) 234- | Natrona | Casper | Qwest Corporation | Landline |
| (307) 235- | Natrona | Casper | Qwest Corporation | Landline |
| (307) 237- | Natrona | Casper | Qwest Corporation | Landline |
| (307) 238- | Laramie | Hillsdale | Contact Communications, Inc... | Landline |
| (307) 240- | Fremont | Riverton | Cellco Partnership Dba Veri... | Cell Phone |
| (307) 242- | Park | Yellowstone National Park | Qwest Corporation | Landline |
| (307) 243- | Teton | Wilson | Contact Communications, Inc... | Landline |
| (307) 245- | Laramie | Pine Bluffs | Rt Communications | Landline |
| (307) 246- | Laramie | Albin | Rt Communications | Landline |
| (307) 247- | Natrona | Casper | New Cingular Wireless Pcs, Llc | Cell Phone |
| (307) 248- | Washakie | Worland | Cellco Partnership Dba Veri... | Cell Phone |
| (307) 250- | Park | Cody | Cellco Partnership Dba Veri... | Cell Phone |
| (307) 251- | Natrona | Casper | Cellco Partnership Dba Veri... | Cell Phone |
| (307) 252- | Park | Cody | Uintah Basin Electronic Tel... | Landline |
| (307) 253- | Teton | Jackson | Qwest Corporation | Landline |
| (307) 254- | Park | Powell | Cellco Partnership Dba Veri... | Cell Phone |
| (307) 255- | Uinta | Evanston | Uintah Basin Electronic Tel... | Landline |
| (307) 256- | Laramie | Cheyenne | Sprint Spectrum L.p. | Cell Phone |
| (307) 257- | Campbell | Gillette | Level 3 Communications, Llc... | Landline |
| (307) 258- | Natrona | Casper | Cellco Partnership Dba Veri... | Cell Phone |
| (307) 259- | Natrona | Casper | Cellco Partnership Dba Veri... | Cell Phone |
| (307) 261- | Natrona | Casper | Qwest Corporation | Landline |
| (307) 262- | Natrona | Casper | Cellco Partnership Dba Veri... | Cell Phone |
| (307) 264- | Natrona | Casper | Nextel Communications, Inc. | Cell Phone |
| (307) 265- | Natrona | Casper | Qwest Corporation | Landline |
| (307) 266- | Natrona | Casper | Qwest Corporation | Landline |
| (307) 267- | Natrona | Casper | Western Wireless Corporatio... | Cell Phone |
| (307) 268- | Natrona | Casper | Qwest Corporation | Landline |
| (307) 269- | Natrona | Alcova | Level 3 Communications, Llc... | Landline |
| (307) 270- | Marion | Indianapolis | Union Telephone Company Dba... | Cell Phone |
| (307) 271- | Park | Powell | Level 3 Communications, Llc... | Landline |
| (307) 272- | Park | Cody | Cellco Partnership Dba Veri... | Cell Phone |
| (307) 273- | Sweetwater | Farson | Centurytel Of Wyoming, Inc.... | Landline |
| (307) 275- | Laramie | Cheyenne | Commpartners, Llc - Wy | Landline |
| (307) 276- | Sublette | Big Piney | Centurytel Of Wyoming, Inc.... | Landline |
| (307) 277- | Natrona | Casper | Cellco Partnership Dba Veri... | Cell Phone |
| (307) 278- | Johnson | Buffalo | Level 3 Communications, Llc... | Landline |
| (307) 279- | Lincoln | Cokeville | All West Communications, In... | Landline |
| (307) 281- | Crook | Sundance | Cellco Partnership Dba Veri... | Cell Phone |
| (307) 282- | Laramie | Cheyenne | Cellco Partnership Dba Veri... | Cell Phone |
| (307) 283- | Crook | Sundance | Range Telephone Cooperative... | Landline |
| (307) 285- | Campbell | Gillette | Unknown | Landline |
| (307) 286- | Laramie | Cheyenne | Cellco Partnership Dba Veri... | Cell Phone |
| (307) 287- | Laramie | Cheyenne | Cellco Partnership Dba Veri... | Cell Phone |
| (307) 288- | Uinta | Evanston | Level 3 Communications, Llc... | Landline |
| (307) 290- | Crook | Sundance | New Cingular Wireless Pcs, Llc | Cell Phone |
| (307) 298- | Converse | Douglas | Level 3 Communications, Llc... | Landline |
| (307) 299- | Campbell | Gillette | New Cingular Wireless Pcs, Llc | Cell Phone |
| (307) 313- | Uinta | Evanston | Level 3 Communications, Llc... | Landline |
| (307) 315- | Natrona | Casper | Bresnan Broadband Of Wyomin... | Landline |
| (307) 316- | Laramie | Cheyenne | 360networks (usa) Inc. - Wy | Landline |
| (307) 320- | Carbon | Rawlins | Union Telephone Company Dba... | Cell Phone |
| (307) 321- | Carbon | Rawlins | Cellco Partnership Dba Veri... | Cell Phone |
| (307) 322- | Platte | Wheatland | Qwest Corporation | Landline |
| (307) 324- | Carbon | Rawlins | Qwest Corporation | Landline |
| (307) 325- | Carbon | Hanna | Union Telephone Co. - Wy | Cell Phone |
| (307) 326- | Carbon | Saratoga | Union Telephone Co. - Wy | Cell Phone |
| (307) 327- | Carbon | Encampment | Union Telephone Co. - Wy | Cell Phone |
| (307) 328- | Carbon | Rawlins | Qwest Corporation | Landline |
| (307) 329- | Carbon | Saratoga | Union Telephone Company Dba... | Cell Phone |
| (307) 330- | Teton | Jackson | Union Telephone Company Dba... | Cell Phone |
| (307) 331- | Platte | Wheatland | Cellco Partnership Dba Veri... | Cell Phone |
| (307) 332- | Fremont | Lander | Qwest Corporation | Landline |
| (307) 333- | Natrona | Casper | Bresnan Broadband Of Wyomin... | Landline |
| (307) 334- | Niobrara | Lusk | Qwest Corporation | Landline |
| (307) 335- | Fremont | Lander | Qwest Corporation | Landline |
| (307) 339- | Carbon | Medicine Bow | Union Telephone Company Dba... | Cell Phone |
| (307) 340- | Goshen | Veteran | Cellco Partnership Dba Veri... | Cell Phone |
| (307) 341- | Park | Cody | Project Telephone Co., Inc. | Landline |
| (307) 342- | Pennington | Rapid City | Unknown | Landline |
| (307) 343- | Campbell | Gillette | Cellco Partnership Dba Veri... | Cell Phone |
| (307) 344- | Park | Yellowstone National Park | Qwest Corporation | Landline |
| (307) 347- | Washakie | Worland | Rt Communications | Landline |
| (307) 348- | Carbon | Elk Mountain | Union Telephone Co. - Wy | Cell Phone |
| (307) 349- | Fremont | Lander | Cellco Partnership Dba Veri... | Cell Phone |
| (307) 350- | Sweetwater | Rock Springs | Union Telephone Company Dba... | Cell Phone |
| (307) 351- | Converse | Douglas | New Cingular Wireless Pcs, Llc | Cell Phone |
| (307) 352- | Sweetwater | Rock Springs | Qwest Corporation | Landline |
| (307) 353- | Teton | Alta | Columbine Telco Dba Silver... | Landline |
| (307) 354- | Sweetwater | Rock Springs | Union Telephone Company Dba... | Cell Phone |
| (307) 355- | Fremont | Lander | Unknown | Landline |
| (307) 356- | Carbon | Shirley Basin | Union Telephone Co. - Wy | Cell Phone |
| (307) 357- | Fremont | Riverton | Unknown | Landline |
