What Area Code Is 839
839 Area Code - Location map, time zone, and phone lookup. Area code 839 is located in central South Carolina and covers Columbia, Rock Hill, and Sumter. It is an overlay for area code 803 and serves the same area.. The Evolution of Business Planning what area code is 839 and related matters. New phone, who dis? South Carolina to add 839 to list of area 839 Area Code Location, Time Zone, Zip Code, Phone Number...