| Locality | Post Code |
|---|---|
| Appleton, Klickitat | 98602 |
| Bickleton, Klickitat | 99322 |
| Bingen, Klickitat | 98605 |
| Centerville, Klickitat | 98613 |
| Cook, Klickitat | 98605 |
| Dallesport, Klickitat | 98617 |
| Glenwood, Klickitat | 98619 |
| Goldendale, Klickitat | 98620 |
| Husum, Klickitat | 98623 |
| Klickitat, Klickitat | 98628 |
| Lyle, Klickitat | 98635 |
| Maryhill, Klickitat | 98620 |
| Roosevelt, Klickitat | 99356 |
| Trout Lake, Klickitat | 98650 |
| Wahkiacus, Klickitat | 98670 |
| White Salmon, Klickitat | 98672 |
| Wishram, Klickitat | 98673 |