Prefix Information

The prefix 378 is part of area code 214 serving Dallas, Texas.

This exchange contains 10,000 possible phone numbers (214-378-0000 through 214-378-9999).

Browse Numbers in This Prefix

214-378-0000-0999 214-378-1000-1999 214-378-2000-2999 214-378-3000-3999 214-378-4000-4999 214-378-5000-5999 214-378-6000-6999 214-378-7000-7999 214-378-8000-8999 214-378-9000-9999

Sample Numbers

(214) 378-0000 (214) 378-1234 (214) 378-2000 (214) 378-3333 (214) 378-4444 (214) 378-5555 (214) 378-6000 (214) 378-7777 (214) 378-8888 (214) 378-9999