Forest Grove, Oregon Area Code

Forest Grove, OR is officially utilizing an area code overlay in which area codes 503 and 971 serve the same geographic area. Ten digit dialing (area code + seven digit number) is necessary.

In addition to Forest Grove, OR area code information read more about area codes 503 and 971 details and Oregon area codes.

Forest Grove, OR is located in Washington County and observes the Pacific Time Zone. View our Times by Area Code tool.