Zip Area Code

Whitehorse, South Dakota

Whitehorse, South Dakota, in Dewey County, has ZIP code 57661 and area code 605.

ZIP code
57661
Area code
605
Coordinates
45.2705, -100.8865

ZIP codes in Whitehorse

ZIP codePost officeCountyArea codes
57661WhitehorseDewey County605

Area code for Whitehorse

  • Area code 605

    In service since 1947. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Towns near Whitehorse