Prefix Information

The prefix 542 is part of area code 815 serving Rockford, Illinois.

This exchange contains 10,000 possible phone numbers (815-542-0000 through 815-542-9999).

Browse Numbers in This Prefix

815-542-0000-0999 815-542-1000-1999 815-542-2000-2999 815-542-3000-3999 815-542-4000-4999 815-542-5000-5999 815-542-6000-6999 815-542-7000-7999 815-542-8000-8999 815-542-9000-9999

Sample Numbers

(815) 542-0000 (815) 542-1234 (815) 542-2000 (815) 542-3333 (815) 542-4444 (815) 542-5555 (815) 542-6000 (815) 542-7777 (815) 542-8888 (815) 542-9999