Prefix Information

The prefix 421 is part of area code 843 serving Charleston, South Carolina.

This exchange contains 10,000 possible phone numbers (843-421-0000 through 843-421-9999).

Browse Numbers in This Prefix

843-421-0000-0999 843-421-1000-1999 843-421-2000-2999 843-421-3000-3999 843-421-4000-4999 843-421-5000-5999 843-421-6000-6999 843-421-7000-7999 843-421-8000-8999 843-421-9000-9999

Sample Numbers

(843) 421-0000 (843) 421-1234 (843) 421-2000 (843) 421-3333 (843) 421-4444 (843) 421-5555 (843) 421-6000 (843) 421-7777 (843) 421-8888 (843) 421-9999