Prefix Information

The prefix 684 is part of area code 312 serving Chicago, Illinois.

This exchange contains 10,000 possible phone numbers (312-684-0000 through 312-684-9999).

Browse Numbers in This Prefix

312-684-0000-0999 312-684-1000-1999 312-684-2000-2999 312-684-3000-3999 312-684-4000-4999 312-684-5000-5999 312-684-6000-6999 312-684-7000-7999 312-684-8000-8999 312-684-9000-9999

Sample Numbers

(312) 684-0000 (312) 684-1234 (312) 684-2000 (312) 684-3333 (312) 684-4444 (312) 684-5555 (312) 684-6000 (312) 684-7777 (312) 684-8888 (312) 684-9999