Mount Pleasant, South Carolina
Eastern Time Zone (UTC-5) · SC · —
843
1998
Charleston
South Carolina
Eastern
Split
+1
854
2023
Charleston
South Carolina
Eastern
Overlay
About Area Codes in Mount Pleasant, South Carolina
Mount Pleasant, South Carolina is served by 2 area codes: 843, 854. When multiple area codes serve the same geographic area, it typically indicates overlay codes have been added to accommodate growing demand for phone numbers. All local calls within Mount Pleasant require 10-digit dialing. The city is in the Eastern time zone (UTC-5).
Other cities in area code 843
Frequently Asked Questions
What area code is Mount Pleasant, South Carolina?
Mount Pleasant, South Carolina uses area codes 843 and 854.
What time zone is Mount Pleasant in?
Mount Pleasant is in the Eastern time zone (UTC-5).
Do I need to dial 10 digits when calling Mount Pleasant?
Yes, all local calls in Mount Pleasant require 10-digit dialing because the area is served by multiple overlay area codes.
When was area code 843 created?
Area code 843 was established in 1998 as a geographic split from a larger area code region to serve the growing population.
What cities share area code 843 with Mount Pleasant?
Other cities sharing area code 843 with Mount Pleasant include Beaufort, Charleston, Conway, Florence, Goose Creek, among others.
Mount Pleasant, SC · Eastern Time Zone