Audrain County, Missouri ZIP Codes

9 ZIP Codes

Zip Code
City
Population ↓
65265Mexico15,153
65240Centralia8,830
63382Vandalia4,033
63352Laddonia1,018
65264Martinsburg919
65285Thompson523
63345Farber291
65232Benton City256
65280Rush Hill121

Overview of ZIP Codes in Audrain 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.
9
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 9 ZCTAs in Audrain County, Missouri (US Census).

Sources

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

Recommended Reading