Prefix Information

The prefix 677 is part of area code 312 serving Chicago, Illinois.

This exchange contains 10,000 possible phone numbers (312-677-0000 through 312-677-9999).

Browse Numbers in This Prefix

312-677-0000-0999 312-677-1000-1999 312-677-2000-2999 312-677-3000-3999 312-677-4000-4999 312-677-5000-5999 312-677-6000-6999 312-677-7000-7999 312-677-8000-8999 312-677-9000-9999

Sample Numbers

(312) 677-0000 (312) 677-1234 (312) 677-2000 (312) 677-3333 (312) 677-4444 (312) 677-5555 (312) 677-6000 (312) 677-7777 (312) 677-8888 (312) 677-9999