Prefix Information

The prefix 172 is part of area code 815 serving Rockford, Illinois.

This exchange contains 10,000 possible phone numbers (815-172-0000 through 815-172-9999).

Browse Numbers in This Prefix

815-172-0000-0999 815-172-1000-1999 815-172-2000-2999 815-172-3000-3999 815-172-4000-4999 815-172-5000-5999 815-172-6000-6999 815-172-7000-7999 815-172-8000-8999 815-172-9000-9999

Sample Numbers

(815) 172-0000 (815) 172-1234 (815) 172-2000 (815) 172-3333 (815) 172-4444 (815) 172-5555 (815) 172-6000 (815) 172-7777 (815) 172-8888 (815) 172-9999