Zip Area Code

Rock Island, Washington

Rock Island, Washington, in Douglas County, has ZIP code 98850 and area code 509.

ZIP code
98850
Area code
509
Time zone
Pacific Time
Coordinates
47.3706, -120.1378

ZIP codes in Rock Island

ZIP codePost officeCountyArea codes
98850Rock IslandDouglas County509

Area code for Rock Island

  • Area code 509

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

Time zone

Rock Island is in the Pacific Time zone.

Towns near Rock Island