503 Area Code - Location, Time, Map, Cities and Census Data - ZIP-Codes.com
https://www.zip-codes.com/area-code/area-code-503.asp
WEBApr 1, 2024 · Area Code 503 is located in Oregon. It covers 74 cities, including Portland, Salem, Gresham, Hillsboro, and Beaverton. It also covers 10 counties, including Multnomah County, Washington County, Marion County, Polk County, and Clackamas County. A full list of covered cities and counties is below including its prefix and population coverage.
DA: 39 PA: 56 MOZ Rank: 52