Zip Area Code

Garfield County, Washington

Garfield County, Washington, has 2 towns and 1 ZIP code, in area code 509.

Towns in Garfield County, A to Z

TownZIP codesArea codes
Patahanearest99347509
Pomeroy99347509

ZIP codes in Garfield County

Area code in Garfield County

  • Area code 509

    In service since 1957. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.