"All existing customers will retain the 803 area code and will not need to change their telephone numbers," the agency said in a release. "Ten-digit dialing will be required by all customers in ...

Upstate area code 864 will run out of numbers in 2024, bringing a total of six area codes to South Carolina. Here’s what to know. ... It was the first geographic split of the 803 area code.

New area code 839 will join South Carolina’s 803 area code region in the Midlands starting in May 2020. 10-digit dialing is now required within the 803 area including Richland, Lexington, York ...