| 98612 Cathlamet | 360/564 | Wahkiakum County | Washington (WA) |
| 98621 Grays River | 360/564 | Wahkiakum County | Washington (WA) |
| 98612 Puget Island | 360/564 | Wahkiakum County | Washington (WA) |
| 98643 Rosburg | 360/564 | Wahkiakum County | Washington (WA) |
| 98647 Skamokawa | 360/564 | Wahkiakum County | Washington (WA) |