Prefix Information

The prefix 378 is part of area code 512 serving Austin, Texas.

This exchange contains 10,000 possible phone numbers (512-378-0000 through 512-378-9999).

Browse Numbers in This Prefix

512-378-0000-0999 512-378-1000-1999 512-378-2000-2999 512-378-3000-3999 512-378-4000-4999 512-378-5000-5999 512-378-6000-6999 512-378-7000-7999 512-378-8000-8999 512-378-9000-9999

Sample Numbers

(512) 378-0000 (512) 378-1234 (512) 378-2000 (512) 378-3333 (512) 378-4444 (512) 378-5555 (512) 378-6000 (512) 378-7777 (512) 378-8888 (512) 378-9999