Pettis County, Missouri ZIP Codes

7 ZIP Codes

Zip Code
City
Population ↓
65301Sedalia35,091
65337La Monte1,952
65332Green Ridge1,949
65350Smithton1,455
65334Hughesville1,094
65333Houstonia658
65335Ionia175

Overview of ZIP Codes in Pettis 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 Pettis County, Missouri (US Census).

Sources

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

Recommended Reading