8 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 98368 | Port Townsend | 17,046 |
| 98331 | Forks | 5,671 |
| 98365 | Port Ludlow | 5,259 |
| 98339 | Port Hadlock | 3,295 |
| 98376 | Quilcene | 2,109 |
| 98320 | Brinnon | 1,483 |
| 98325 | Chimacum | 1,481 |
| 98358 | Nordland | 882 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 8 ZCTAs in Jefferson County, Washington (US Census).