Twin Falls County, Idaho ZIP Codes

8 ZIP Codes

Zip Code
City
Population ↓
83301Twin Falls63,592
83316Buhl10,456
83341Kimberly9,531
83328Filer6,320
83332Hagerman2,569
83334Hansen2,227
83321Castleford482
83302Rogerson35

Overview of ZIP Codes in Twin Falls 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.
8
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 8 ZCTAs in Twin Falls County, Idaho (US Census).

Sources

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

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