8 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 64093 | Warrensburg | 28,199 |
| 65336 | Knob Noster | 6,519 |
| 64040 | Holden | 6,379 |
| 65305 | Whiteman Air Force Base | 3,445 |
| 64061 | Kingsville | 3,161 |
| 64019 | Centerview | 2,385 |
| 64761 | Leeton | 1,598 |
| 64733 | Chilhowee | 1,112 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 8 ZCTAs in Johnson County, Missouri (US Census).