Published: January 15, 2015
Approved on December 13, 2013 by the South Carolina Public Service Commission as the relief method for area code 843 serving coastal SC towns and cities such as Charleston, Myrtle Beach, Summerville, the new area code 854 will cover the same region of South Carolina and will be activated on October 19, 2015. From March 14, 2015 residents in area code 843 will be able and encouraged to dial full 10 digit phone numbers when placing local calls.
See official NANPA announcement and area code map of the new overlay complex 843/854 (PDF document).
Visit area code 854 page for a list of cities served, map and other info.