Fall River County, South Dakota ZIP Codes

5 ZIP Codes

Zip Code
City
Population ↓
57747Hot Springs5,839
57735Edgemont1,727
57763Oelrichs356
57766Oral176
57782Smithwick58

Overview of ZIP Codes in Fall River County

ZCTAs are geographic areas created by the US Census Bureau to approximate the delivery areas of ZIP Codes for statistical analysis. While ZCTAs use the same five-digit codes as ZIP Codes, they represent defined geographic areas that may not exactly match the mail delivery routes of ZIP Codes.
5
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 5 ZCTAs in Fall River County, South Dakota (US Census).

Sources

  1. US Census: 2025 Gazetteer Files
  2. US Census: ZIP Code Tabulation Areas (ZCTAs)

Recommended Reading