Prefix Information

The prefix 663 is part of area code 512 serving Austin, Texas.

This exchange contains 10,000 possible phone numbers (512-663-0000 through 512-663-9999).

Browse Numbers in This Prefix

512-663-0000-0999 512-663-1000-1999 512-663-2000-2999 512-663-3000-3999 512-663-4000-4999 512-663-5000-5999 512-663-6000-6999 512-663-7000-7999 512-663-8000-8999 512-663-9000-9999

Sample Numbers

(512) 663-0000 (512) 663-1234 (512) 663-2000 (512) 663-3333 (512) 663-4444 (512) 663-5555 (512) 663-6000 (512) 663-7777 (512) 663-8888 (512) 663-9999