There are 4 zip codes in Rhea County, Tennessee. The most populated is 37321, located in Dayton. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
3732120,672Dayton
3738110,167Spring City
373321,977Evensville
37337828Grandview

Zip Codes in Rhea County, Tennessee by Population (2024)