Prefix Information

The prefix 423 is part of area code 256 serving Huntsville, Alabama.

This exchange contains 10,000 possible phone numbers (256-423-0000 through 256-423-9999).

Browse Numbers in This Prefix

256-423-0000-0999 256-423-1000-1999 256-423-2000-2999 256-423-3000-3999 256-423-4000-4999 256-423-5000-5999 256-423-6000-6999 256-423-7000-7999 256-423-8000-8999 256-423-9000-9999

Sample Numbers

(256) 423-0000 (256) 423-1234 (256) 423-2000 (256) 423-3333 (256) 423-4444 (256) 423-5555 (256) 423-6000 (256) 423-7777 (256) 423-8888 (256) 423-9999