6 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 71343 | Jonesville | 6,383 |
| 71340 | Harrisonburg | 1,922 |
| 71368 | Sicily Island | 1,232 |
| 71326 | Clayton | 718 |
| 71401 | Aimwell | 24 |
| 71425 | Enterprise | 24 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 6 ZCTAs in Catahoula Parish, Louisiana (US Census).