Pettis County, Missouri ZIP codes
8 ZIP codes are in Pettis County, plus 8 that cross in from neighboring counties. It's part of the Sedalia, MO micro area.
- ZIP codes
- 8
- Population in these ZIPs
- 42,374
- Avg. median income
- $59,500population-weighted
- Cities & towns
- 7
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Pettis County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 65301 | Sedalia | 35,091 | $58,064 | $186,600 |
| 65302 PO Box | Sedalia | — | — | — |
| 65332 | Green Ridge | 1,949 | $66,750 | $274,000 |
| 65333 | Houstonia | 658 | $59,208 | $248,700 |
| 65334 | Hughesville | 1,094 | $65,899 | $281,400 |
| 65335 | Ionia | 175 | $78,750 | — |
| 65337 | La Monte | 1,952 | $71,500 | $212,200 |
| 65350 | Smithton | 1,455 | $60,509 | $255,000 |
ZIP codes partly in Pettis County
These ZIP codes are mostly in a neighboring county but cover part of Pettis County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 65325 | Cole Camp | Benton County | 3,071 | $53,942 | $219,700 |
| 65336 | Knob Noster | Johnson County | 6,519 | $66,935 | $272,100 |
| 65340 | Marshall | Saline County | 16,026 | $58,118 | $200,600 |
| 65345 | Mora | Benton County | 376 | $55,313 | $352,500 |
| 65347 | Nelson | Saline County | 846 | $103,125 | $304,900 |
| 65348 | Otterville | Cooper County | 1,419 | $52,125 | $223,100 |
| 65351 | Sweet Springs | Saline County | 2,122 | $55,625 | $195,900 |
| 65360 | Windsor | Henry County | 4,586 | $53,021 | $182,000 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Pettis County
Nearby counties
Frequently asked questions
How many ZIP codes are in Pettis County, Missouri?
8 ZIP codes are mainly in Pettis County, and 8 more ZIP codes from neighboring areas reach partly into it.
What cities are in Pettis County?
ZIP codes in Pettis County use the city names Green Ridge, Houstonia, Hughesville, Ionia, La Monte, Sedalia and Smithton.
What metro area is Pettis County in?
Pettis County is part of the Sedalia, MO micropolitan statistical area.