Prefix Information

The prefix 555 is part of area code 779 serving Rockford, Illinois.

This exchange contains 10,000 possible phone numbers (779-555-0000 through 779-555-9999).

Browse Numbers in This Prefix

779-555-0000-0999 779-555-1000-1999 779-555-2000-2999 779-555-3000-3999 779-555-4000-4999 779-555-5000-5999 779-555-6000-6999 779-555-7000-7999 779-555-8000-8999 779-555-9000-9999

Sample Numbers

(779) 555-0000 (779) 555-1234 (779) 555-2000 (779) 555-3333 (779) 555-4444 (779) 555-5555 (779) 555-6000 (779) 555-7777 (779) 555-8888 (779) 555-9999