Zip Area Code

Grant County, South Dakota

Grant County, South Dakota, has 13 towns and 10 ZIP codes, in area code 605.

Towns in Grant County, A to Z

TownZIP codesArea codes
Albeenearest57259605
Big Stonenearest57216605
Big Stone City57216605
La Boltnearest57246605
Labolt57246605
Marvin57251605
Milbank57252605
Ortley57256605
Revillo57259605
Stockholm57264605
Strandburg57265605
Summit57266605
Twin Brooks57269605

ZIP codes in Grant County

Area code in Grant County

  • Area code 605

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