Prefix Information

The prefix 745 is part of area code 312 serving Chicago, Illinois.

This exchange contains 10,000 possible phone numbers (312-745-0000 through 312-745-9999).

Browse Numbers in This Prefix

312-745-0000-0999 312-745-1000-1999 312-745-2000-2999 312-745-3000-3999 312-745-4000-4999 312-745-5000-5999 312-745-6000-6999 312-745-7000-7999 312-745-8000-8999 312-745-9000-9999

Sample Numbers

(312) 745-0000 (312) 745-1234 (312) 745-2000 (312) 745-3333 (312) 745-4444 (312) 745-5555 (312) 745-6000 (312) 745-7777 (312) 745-8888 (312) 745-9999