Zip Area Code

Delmont, South Dakota

Delmont, South Dakota, in Douglas County, has ZIP code 57330 and area code 605.

ZIP code
57330
Area code
605
Coordinates
43.2573, -98.1596

ZIP codes in Delmont

ZIP codePost officeCountyArea codes
57330DelmontDouglas County605

Area code for Delmont

  • Area code 605

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

Towns near Delmont