Fort Gibson, Oklahoma Area Code
Fort Gibson, OK is officially utilizing an area code overlay in which area codes 539 and 918 serve the same geographic area. Ten digit dialing (area code + seven digit number) is necessary.
In addition to Fort Gibson, OK area code information read more about area codes 539 and 918 details and Oklahoma area codes.
Fort Gibson, OK is located in Muskogee County and observes the Central Time Zone.
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