Prefix Information

The prefix 599 is part of area code 312 serving Chicago, Illinois.

This exchange contains 10,000 possible phone numbers (312-599-0000 through 312-599-9999).

Browse Numbers in This Prefix

312-599-0000-0999 312-599-1000-1999 312-599-2000-2999 312-599-3000-3999 312-599-4000-4999 312-599-5000-5999 312-599-6000-6999 312-599-7000-7999 312-599-8000-8999 312-599-9000-9999

Sample Numbers

(312) 599-0000 (312) 599-1234 (312) 599-2000 (312) 599-3333 (312) 599-4444 (312) 599-5555 (312) 599-6000 (312) 599-7777 (312) 599-8888 (312) 599-9999