Prefix Information

The prefix 542 is part of area code 779 serving Rockford, Illinois.

This exchange contains 10,000 possible phone numbers (779-542-0000 through 779-542-9999).

Browse Numbers in This Prefix

779-542-0000-0999 779-542-1000-1999 779-542-2000-2999 779-542-3000-3999 779-542-4000-4999 779-542-5000-5999 779-542-6000-6999 779-542-7000-7999 779-542-8000-8999 779-542-9000-9999

Sample Numbers

(779) 542-0000 (779) 542-1234 (779) 542-2000 (779) 542-3333 (779) 542-4444 (779) 542-5555 (779) 542-6000 (779) 542-7777 (779) 542-8888 (779) 542-9999