Prefix Information

The prefix 040 is part of area code 815 serving Rockford, Illinois.

This exchange contains 10,000 possible phone numbers (815-040-0000 through 815-040-9999).

Browse Numbers in This Prefix

815-040-0000-0999 815-040-1000-1999 815-040-2000-2999 815-040-3000-3999 815-040-4000-4999 815-040-5000-5999 815-040-6000-6999 815-040-7000-7999 815-040-8000-8999 815-040-9000-9999

Sample Numbers

(815) 040-0000 (815) 040-1234 (815) 040-2000 (815) 040-3333 (815) 040-4444 (815) 040-5555 (815) 040-6000 (815) 040-7777 (815) 040-8888 (815) 040-9999