8 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 98368 | Port Townsend | 17,401 |
| 98331 | Forks | 5,526 |
| 98365 | Port Ludlow | 5,178 |
| 98339 | Port Hadlock | 3,480 |
| 98376 | Quilcene | 2,018 |
| 98325 | Chimacum | 1,654 |
| 98320 | Brinnon | 1,313 |
| 98358 | Nordland | 982 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 8 ZCTAs in Jefferson County, Washington (US Census).