10 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 97814 | Baker City | 12,829 |
| 97834 | Halfway | 1,298 |
| 97833 | Haines | 806 |
| 97907 | Huntington | 775 |
| 97870 | Richland | 529 |
| 97840 | Oxbow | 135 |
| 97884 | Unity | 91 |
| 97837 | Hereford | 71 |
| 97905 | Durkee | 45 |
| 97819 | Bridgeport | 16 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 10 ZCTAs in Baker County, Oregon (US Census).