Prefix Information

The prefix 813 is part of area code 773 serving Chicago, Illinois.

This exchange contains 10,000 possible phone numbers (773-813-0000 through 773-813-9999).

Browse Numbers in This Prefix

773-813-0000-0999 773-813-1000-1999 773-813-2000-2999 773-813-3000-3999 773-813-4000-4999 773-813-5000-5999 773-813-6000-6999 773-813-7000-7999 773-813-8000-8999 773-813-9000-9999

Sample Numbers

(773) 813-0000 (773) 813-1234 (773) 813-2000 (773) 813-3333 (773) 813-4444 (773) 813-5555 (773) 813-6000 (773) 813-7777 (773) 813-8888 (773) 813-9999