509 Area Code - Location, Time, Map, Cities and Census Data - ZIP-Codes.com
https://www.zip-codes.com/area-code/area-code-509.asp
WebMar 1, 2024 · Area Code 509 is located in Washington. It covers 142 cities, including Spokane, Yakima, Kennewick, Pasco, and Richland. It also covers 21 counties, including Spokane County, Yakima County, Benton County, Douglas County, and Grant County. A full list of covered cities and counties is below including its prefix and population coverage.
DA: 78 PA: 30 MOZ Rank: 65 Up or Down: Up