Prefix Information

The prefix 775 is part of area code 312 serving Chicago, Illinois.

This exchange contains 10,000 possible phone numbers (312-775-0000 through 312-775-9999).

Browse Numbers in This Prefix

312-775-0000-0999 312-775-1000-1999 312-775-2000-2999 312-775-3000-3999 312-775-4000-4999 312-775-5000-5999 312-775-6000-6999 312-775-7000-7999 312-775-8000-8999 312-775-9000-9999

Sample Numbers

(312) 775-0000 (312) 775-1234 (312) 775-2000 (312) 775-3333 (312) 775-4444 (312) 775-5555 (312) 775-6000 (312) 775-7777 (312) 775-8888 (312) 775-9999