Oak Harbor zipcode
| City | Oak Harbor |
| ZIP Code | 98277 |
| Type | Standard |
| State Code | WA |
| State | Washington |
ZIP code of Oak Harbor is 98277. This place is located in Washington state in US. To send any postal service to Oak Harbor, you must use 98277 zipcode.
You should avoid following 1 city name of Washington to be used with the ZIP code 98277.
- Ault Field, WA