Gallia County, Ohio ZIP Codes

7 ZIP Codes

Zip Code
City
Population ↓
45631Gallipolis13,386
45614Bidwell5,450
45686Vinton3,372
45623Crown City3,203
45658Patriot2,539
45620Cheshire675
45674Rio Grande618

Overview of ZIP Codes in Gallia County

ZCTAs are geographic areas created by the US Census Bureau to approximate the delivery areas of ZIP Codes for statistical analysis. While ZCTAs use the same five-digit codes as ZIP Codes, they represent defined geographic areas that may not exactly match the mail delivery routes of ZIP Codes.
7
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 7 ZCTAs in Gallia County, Ohio (US Census).

Sources

  1. US Census: 2025 Gazetteer Files
  2. US Census: ZIP Code Tabulation Areas (ZCTAs)

Recommended Reading