Preble County, Ohio Zip Codes by Population (2024)

The most populated Zip Code in Preble County, Ohio is 45320, located in Eaton. * 2024 populations estimated based on the latest ACS 5-year data.

Zip Code
City
Population
45320Eaton15,525
45311Camden6,056
45381West Alexandria5,690
45338Lewisburg4,639
45347New Paris4,081
45321Eldorado1,235
45382West Manchester1,082
45003College Corner624
45330Gratis614
45378Verona536
45070West Elkton151