Zip Area Code

Washington County, Oregon

Washington County, Oregon, has 33 towns and 31 ZIP codes, in area code 503, with 971 as an overlay.

Towns in Washington County, A to Z

TownZIP codesArea codes
Alohanearest97003, 97006, 97078503, 971
Banks97106503, 971
Beaverton97003, 97005, 97006, 97007, 97008, 97075 and more503, 971
Bethanynearest97003, 97006, 97229503, 971
Bull Mountainnearest97007, 97223, 97224503, 971
Buxton97109503, 971
Cedar Hillsnearest97005, 97006, 97225503, 971
Cedar Millnearest97006, 97225, 97229503, 971
Cherry Grovenearest97119503, 971
Cornelius97113503, 971
Dilleynearest97113503, 971
Durhamnearest97035, 97062, 97224503, 971
Forest Grove97116503, 971
Gales Creek97117503, 971
Garden Home-Whitfordnearest97008, 97221, 97223503, 971
Gaston97119503, 971
Hillsboro97123, 97124, 97129503, 971
Kingnearest97062, 97223, 97224503, 971
Manning97125503, 971
Marlenenearest97005, 97006, 97229503, 971
Metzgernearest97008, 97035, 97223503, 971
North Plains97133503, 971
Oak Hillsnearest97003, 97006, 97229503, 971
Portland97201, 97202, 97203, 97204, 97205, 97206 and more503, 971
Raleigh Hillsnearest97005, 97221, 97225503, 971
Rivergrovenearest97034, 97035, 97062503, 971
Rockcreeknearest97003, 97006, 97229503, 971
Sherwood97140503, 971
Tigardnearest97008, 97223, 97224503, 971
Timber97144503, 971
Tualatin97062503, 971
West Haven-Sylvannearest97210, 97221, 97225503, 971
West Slopenearest97005, 97221, 97225503, 971

ZIP codes in Washington County

Area codes in Washington County

  • Area code 503

    In service since 1947. Shares its area with 971. Local calls are dialed with ten digits.

  • Area code 971

    In service since October 1, 2000. Shares its area with 503. Local calls are dialed with ten digits.