5 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 65066 | Owensville | 6,021 |
| 65041 | Hermann | 5,559 |
| 65014 | Bland | 2,457 |
| 63091 | Rosebud | 1,434 |
| 65061 | Morrison | 620 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 5 ZCTAs in Gasconade County, Missouri (US Census).