Prefix Information

The prefix 821 is part of area code 256 serving Huntsville, Alabama.

This exchange contains 10,000 possible phone numbers (256-821-0000 through 256-821-9999).

Browse Numbers in This Prefix

256-821-0000-0999 256-821-1000-1999 256-821-2000-2999 256-821-3000-3999 256-821-4000-4999 256-821-5000-5999 256-821-6000-6999 256-821-7000-7999 256-821-8000-8999 256-821-9000-9999

Sample Numbers

(256) 821-0000 (256) 821-1234 (256) 821-2000 (256) 821-3333 (256) 821-4444 (256) 821-5555 (256) 821-6000 (256) 821-7777 (256) 821-8888 (256) 821-9999