Prefix Information

The prefix 091 is part of area code 312 serving Chicago, Illinois.

This exchange contains 10,000 possible phone numbers (312-091-0000 through 312-091-9999).

Browse Numbers in This Prefix

312-091-0000-0999 312-091-1000-1999 312-091-2000-2999 312-091-3000-3999 312-091-4000-4999 312-091-5000-5999 312-091-6000-6999 312-091-7000-7999 312-091-8000-8999 312-091-9000-9999

Sample Numbers

(312) 091-0000 (312) 091-1234 (312) 091-2000 (312) 091-3333 (312) 091-4444 (312) 091-5555 (312) 091-6000 (312) 091-7777 (312) 091-8888 (312) 091-9999