Fort Mill, SC is currently using one area code which is area code 803. Area Code 803 was created in 1947 and was the original area code assigned to cover the entire state of South Carolina.
In addition to Fort Mill, SC area code 803 covers most of central South Carolina including the larger cities and communities of Aiken, Columbia, Rock Hill and Sumter in addition to many smaller communities within the service area.
Fort Mill, SC is located in Lancaster County and observes the Eastern Time Zone. View our Times by Area Code tool.