Oil City, Ontario Area Code
Oil City, ON is officially utilizing an area code overlay in which area codes 519, 226, 382 and 548 serve the same geographic area. Ten digit dialing (area code + seven digit number) is necessary.
In addition to Oil City, ON area code information read more about area codes 519, 226, 382 and 548 and Ontario area codes.
Area Codes By Province or Territory
Area Codes Look Up in Surrounding Places