Oak Grove, Oregon Area Code
Oak 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 Oak Grove, OR area code information read more about area codes 503 and 971 details and Oregon area codes.
Oak Grove, OR is located in Clackamas County and observes the Pacific Time Zone. View our Times by Area Code tool.