Prefix Information

The prefix 640 is part of area code 512 serving Austin, Texas.

This exchange contains 10,000 possible phone numbers (512-640-0000 through 512-640-9999).

Browse Numbers in This Prefix

512-640-0000-0999 512-640-1000-1999 512-640-2000-2999 512-640-3000-3999 512-640-4000-4999 512-640-5000-5999 512-640-6000-6999 512-640-7000-7999 512-640-8000-8999 512-640-9000-9999

Sample Numbers

(512) 640-0000 (512) 640-1234 (512) 640-2000 (512) 640-3333 (512) 640-4444 (512) 640-5555 (512) 640-6000 (512) 640-7777 (512) 640-8888 (512) 640-9999