Adair County, Iowa ZIP Codes

5 ZIP Codes

Zip Code
City
Population ↓
50250Stuart2,832
50849Greenfield2,374
50846Fontanelle1,276
50858Orient848
50837Bridgewater282

Overview of ZIP Codes in Adair 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 Adair County, Iowa (US Census).

Sources

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

Recommended Reading