Zip Area Code

Rock Springs, Wyoming

Rock Springs, Wyoming, in Sweetwater County, has ZIP codes 82901 and 82902 and area code 307.

ZIP codes
82901, 82902
Area code
307
State
Wyoming
Time zone
Mountain Time
Coordinates
41.5968, -109.2165

ZIP codes in Rock Springs

ZIP codePost officeCountyArea codes
82901Rock SpringsSweetwater County307
82902*Rock SpringsSweetwater County307

* No mapped delivery area: P.O. boxes or a single organization. Area codes are those of the nearest ZIP code area.

Area code for Rock Springs

  • Area code 307

    In service since 1947. Local calls are dialed with seven digits.

Time zone

Rock Springs is in the Mountain Time zone.

Towns near Rock Springs