Zip Area Code

Summit, South Dakota

Summit, South Dakota, in Grant County, has ZIP code 57266 and area code 605.

ZIP code
57266
Area code
605
Coordinates
45.3521, -97.0427

ZIP codes in Summit

ZIP codePost officeCountyArea codes
57266SummitGrant County605

Area code for Summit

  • Area code 605

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

Towns near Summit