Post Offices List in Wallowa County, Oregon:
| Enterprise Post Office | 201 W North St, Enterprise, OR 97828 |
| Imnaha Post Office | 101 Hat Point Rd, Imnaha, OR 97842 |
| Joseph Post Office | 101 N Main St, Joseph, OR 97846 |
| Lostine Post Office | 615 Elizabeth St, Lostine, OR 97857 |
| Wallowa Post Office | 104 N Storie St, Wallowa, OR 97885 |