6 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 65233 | Boonville | 10,903 |
| 65276 | Pilot Grove | 1,794 |
| 65348 | Otterville | 1,255 |
| 65237 | Bunceton | 937 |
| 65068 | Prairie Home | 859 |
| 65322 | Blackwater | 655 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 6 ZCTAs in Cooper County, Missouri (US Census).