Corson County, South Dakota ZIP Codes

11 ZIP Codes

Zip Code
City
Population ↓
57642McLaughlin1,969
57633Isabel445
57658Wakpala319
57621Bullhead294
57639Little Eagle290
57657Trail City247
57641McIntosh215
57645Morristown184
57634Keldron131
57660Watauga111
57659Walker16

Overview of ZIP Codes in Corson 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.
11
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 11 ZCTAs in Corson County, South Dakota (US Census).

Sources

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

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