Prefix Information

The prefix 674 is part of area code 312 serving Chicago, Illinois.

This exchange contains 10,000 possible phone numbers (312-674-0000 through 312-674-9999).

Browse Numbers in This Prefix

312-674-0000-0999 312-674-1000-1999 312-674-2000-2999 312-674-3000-3999 312-674-4000-4999 312-674-5000-5999 312-674-6000-6999 312-674-7000-7999 312-674-8000-8999 312-674-9000-9999

Sample Numbers

(312) 674-0000 (312) 674-1234 (312) 674-2000 (312) 674-3333 (312) 674-4444 (312) 674-5555 (312) 674-6000 (312) 674-7777 (312) 674-8888 (312) 674-9999