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← Area code 843

843-720 phone numbers

Numbers 843-720-0000 to 843-720-9999 are assigned to Southern Bell Tel & Tel in Charleston, SC. 1 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.

Reported numbers in 843-720