Zip Area Code

Pennington County, South Dakota

Pennington County, South Dakota, has 15 towns and 10 ZIP codes, in area code 605.

Towns in Pennington County, A to Z

TownZIP codesArea codes
Ashland Heightsnearest57701, 57706605
Caputa57725605
Colonial Pine Hillsnearest57702605
Cottonwoodnearest57775605
Green Valleynearest57703605
Hillnearest57751605
Hill City57745605
Johnson Sidingnearest57702605
Keystone57751605
Quinn57775605
Rapidnearest57701605
Rapid City57701, 57702, 57703, 57709605
Rapid Valleynearest57701605
Scenic57780605
Wall57790605

ZIP codes in Pennington County

Area code in Pennington County

  • Area code 605

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