Washington County ZIP Codes
Oregon, United States · 31 codes
Washington County in Oregon has 31 ZIP codes, from 97003 to 97298, serving 31 places.
ZIP codes in Washington
| ZIP Code | Places |
|---|---|
| 97003 | Beaverton |
| 97005 | Beaverton |
| 97006 | Beaverton |
| 97007 | Beaverton |
| 97008 | Beaverton |
| 97062 | Tualatin |
| 97075 | Beaverton |
| 97076 | Beaverton |
| 97077 | Beaverton |
| 97078 | Beaverton |
| 97079 | Beaverton |
| 97106 | Banks |
| 97109 | Buxton |
| 97113 | Cornelius |
| 97116 | Forest Grove |
| 97117 | Gales Creek |
| 97119 | Gaston |
| 97123 | Hillsboro |
| 97124 | Hillsboro |
| 97125 | Manning |
| 97129 | Hillsboro |
| 97133 | North Plains |
| 97140 | Sherwood |
| 97144 | Timber |
| 97223 | Portland |
| 97224 | Portland |
| 97225 | Portland |
| 97229 | Portland |
| 97281 | Portland |
| 97291 | Portland |
| 97298 | Portland |
Frequently asked questions
What is the ZIP code of Washington?
Washington has 31 ZIP codes, from 97003 to 97298. The table lists the places each one serves.
How many places are listed in Washington County?
31 places.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.