Prefix Information

The prefix 724 is part of area code 312 serving Chicago, Illinois.

This exchange contains 10,000 possible phone numbers (312-724-0000 through 312-724-9999).

Browse Numbers in This Prefix

312-724-0000-0999 312-724-1000-1999 312-724-2000-2999 312-724-3000-3999 312-724-4000-4999 312-724-5000-5999 312-724-6000-6999 312-724-7000-7999 312-724-8000-8999 312-724-9000-9999

Sample Numbers

(312) 724-0000 (312) 724-1234 (312) 724-2000 (312) 724-3333 (312) 724-4444 (312) 724-5555 (312) 724-6000 (312) 724-7777 (312) 724-8888 (312) 724-9999