Prefix Information

The prefix 945 is part of area code 312 serving Chicago, Illinois.

This exchange contains 10,000 possible phone numbers (312-945-0000 through 312-945-9999).

Browse Numbers in This Prefix

312-945-0000-0999 312-945-1000-1999 312-945-2000-2999 312-945-3000-3999 312-945-4000-4999 312-945-5000-5999 312-945-6000-6999 312-945-7000-7999 312-945-8000-8999 312-945-9000-9999

Sample Numbers

(312) 945-0000 (312) 945-1234 (312) 945-2000 (312) 945-3333 (312) 945-4444 (312) 945-5555 (312) 945-6000 (312) 945-7777 (312) 945-8888 (312) 945-9999