Prefix Information

The prefix 340 is part of area code 256 serving Huntsville, Alabama.

This exchange contains 10,000 possible phone numbers (256-340-0000 through 256-340-9999).

Browse Numbers in This Prefix

256-340-0000-0999 256-340-1000-1999 256-340-2000-2999 256-340-3000-3999 256-340-4000-4999 256-340-5000-5999 256-340-6000-6999 256-340-7000-7999 256-340-8000-8999 256-340-9000-9999

Sample Numbers

(256) 340-0000 (256) 340-1234 (256) 340-2000 (256) 340-3333 (256) 340-4444 (256) 340-5555 (256) 340-6000 (256) 340-7777 (256) 340-8888 (256) 340-9999