Prefix Information

The prefix 637 is part of area code 256 serving Huntsville, Alabama.

This exchange contains 10,000 possible phone numbers (256-637-0000 through 256-637-9999).

Browse Numbers in This Prefix

256-637-0000-0999 256-637-1000-1999 256-637-2000-2999 256-637-3000-3999 256-637-4000-4999 256-637-5000-5999 256-637-6000-6999 256-637-7000-7999 256-637-8000-8999 256-637-9000-9999

Sample Numbers

(256) 637-0000 (256) 637-1234 (256) 637-2000 (256) 637-3333 (256) 637-4444 (256) 637-5555 (256) 637-6000 (256) 637-7777 (256) 637-8888 (256) 637-9999