There are 11 zip codes in Preble County, Ohio. The most populated is 45320, located in Eaton. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
4532015,525Eaton
453116,056Camden
453815,690West Alexandria
453384,639Lewisburg
453474,081New Paris
453211,235Eldorado
453821,082West Manchester
45003624College Corner
45330614Gratis
45378536Verona
45070151West Elkton

Zip Codes in Preble County, Ohio by Population (2024)