Prefix Information

The prefix 643 is part of area code 256 serving Huntsville, Alabama.

This exchange contains 10,000 possible phone numbers (256-643-0000 through 256-643-9999).

Browse Numbers in This Prefix

256-643-0000-0999 256-643-1000-1999 256-643-2000-2999 256-643-3000-3999 256-643-4000-4999 256-643-5000-5999 256-643-6000-6999 256-643-7000-7999 256-643-8000-8999 256-643-9000-9999

Sample Numbers

(256) 643-0000 (256) 643-1234 (256) 643-2000 (256) 643-3333 (256) 643-4444 (256) 643-5555 (256) 643-6000 (256) 643-7777 (256) 643-8888 (256) 643-9999