Prefix Information

The prefix 340 is part of area code 214 serving Dallas, Texas.

This exchange contains 10,000 possible phone numbers (214-340-0000 through 214-340-9999).

Browse Numbers in This Prefix

214-340-0000-0999 214-340-1000-1999 214-340-2000-2999 214-340-3000-3999 214-340-4000-4999 214-340-5000-5999 214-340-6000-6999 214-340-7000-7999 214-340-8000-8999 214-340-9000-9999

Sample Numbers

(214) 340-0000 (214) 340-1234 (214) 340-2000 (214) 340-3333 (214) 340-4444 (214) 340-5555 (214) 340-6000 (214) 340-7777 (214) 340-8888 (214) 340-9999