| Canyon City Post Office |
101 S Clark St, Canyon City, OR 97820 |
| Dayville Post Office |
145 E Franklin Ave, Dayville, OR 97825 |
| John Day Post Office |
151 N Canyon Blvd, John Day, OR 97845 |
| Kimberly Post Office |
41345 Hwy 19 Ste B, Kimberly, OR 97848 |
| Long Creek Post Office |
610 Hwy 395 N, Long Creek, OR 97856 |
| Monument Post Office |
177 North St, Monument, OR 97864 |
| Mount Vernon Post Office |
101 W Main St, Mount Vernon, OR 97865 |
| Prairie City Post Office |
150 Sw Main St, Prairie City, OR 97869 |
| Seneca Post Office |
112 Barnes Ave, Seneca, OR 97873 |
