Clay County, Iowa Zip Codes

Zip Code
City
Population
51301Spencer12,326
51338Everly933
51357Royal744
51047Peterson690
51033Linn Grove460
51333Dickens394
51366Webb303
51343Greenville284
51340Fostoria93
51341Gillett Grove39

Overview of Zip Codes in Clay County

10
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2024, there are 10 ZCTAs in Clay County, Iowa (US Census).