There are 7 zip codes in Gallia County, Ohio. The most populated is 45631, located in Gallipolis. * 2024 populations estimated based on the latest ACS 5-year data.

CSV JSON

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Zip Code
Population
City
4563113,061Gallipolis
456145,077Bidwell
456863,704Vinton
456233,480Crown City
456582,541Patriot
45620754Cheshire
45674743Rio Grande

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