5 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 97828 | Enterprise | 3,369 |
| 97846 | Joseph | 2,259 |
| 97885 | Wallowa | 1,222 |
| 97857 | Lostine | 597 |
| 97842 | Imnaha | 85 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 5 ZCTAs in Wallowa County, Oregon (US Census).