Prefix Information

The prefix 559 is part of area code 779 serving Rockford, Illinois.

This exchange contains 10,000 possible phone numbers (779-559-0000 through 779-559-9999).

Browse Numbers in This Prefix

779-559-0000-0999 779-559-1000-1999 779-559-2000-2999 779-559-3000-3999 779-559-4000-4999 779-559-5000-5999 779-559-6000-6999 779-559-7000-7999 779-559-8000-8999 779-559-9000-9999

Sample Numbers

(779) 559-0000 (779) 559-1234 (779) 559-2000 (779) 559-3333 (779) 559-4444 (779) 559-5555 (779) 559-6000 (779) 559-7777 (779) 559-8888 (779) 559-9999