Prefix Information

The prefix 743 is part of area code 773 serving Chicago, Illinois.

This exchange contains 10,000 possible phone numbers (773-743-0000 through 773-743-9999).

Browse Numbers in This Prefix

773-743-0000-0999 773-743-1000-1999 773-743-2000-2999 773-743-3000-3999 773-743-4000-4999 773-743-5000-5999 773-743-6000-6999 773-743-7000-7999 773-743-8000-8999 773-743-9000-9999

Sample Numbers

(773) 743-0000 (773) 743-1234 (773) 743-2000 (773) 743-3333 (773) 743-4444 (773) 743-5555 (773) 743-6000 (773) 743-7777 (773) 743-8888 (773) 743-9999