Prefix Information

The prefix 511 is part of area code 779 serving Rockford, Illinois.

This exchange contains 10,000 possible phone numbers (779-511-0000 through 779-511-9999).

Browse Numbers in This Prefix

779-511-0000-0999 779-511-1000-1999 779-511-2000-2999 779-511-3000-3999 779-511-4000-4999 779-511-5000-5999 779-511-6000-6999 779-511-7000-7999 779-511-8000-8999 779-511-9000-9999

Sample Numbers

(779) 511-0000 (779) 511-1234 (779) 511-2000 (779) 511-3333 (779) 511-4444 (779) 511-5555 (779) 511-6000 (779) 511-7777 (779) 511-8888 (779) 511-9999