There are 5 zip codes in Adair County, Iowa. The most populated is 50849, located in Greenfield. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
508492,395Greenfield
500021,505Adair
508461,149Fontanelle
50858796Orient
50837342Bridgewater
showing: 5 rows

Zip Codes in Adair County, Iowa by Population (2024)