Area Zip Codes - State of South Dakota
Zip Codes - Pierre
57501

Zip Codes - Rapid City
57701, 57702, 57703, 57709
58109, 58121, 58122, 58124, 58125, 58126

Zip Codes - Sioux Falls
57101, 57103, 57104, 57105, 57106, 57107, 57108, 57109, 57110, 57117
57118, 57186, 57188, 57189, 57192, 57193, 57194, 57195, 57196, 57197, 57198