Prefix Information

The prefix 770 is part of area code 779 serving Rockford, Illinois.

This exchange contains 10,000 possible phone numbers (779-770-0000 through 779-770-9999).

Browse Numbers in This Prefix

779-770-0000-0999 779-770-1000-1999 779-770-2000-2999 779-770-3000-3999 779-770-4000-4999 779-770-5000-5999 779-770-6000-6999 779-770-7000-7999 779-770-8000-8999 779-770-9000-9999

Sample Numbers

(779) 770-0000 (779) 770-1234 (779) 770-2000 (779) 770-3333 (779) 770-4444 (779) 770-5555 (779) 770-6000 (779) 770-7777 (779) 770-8888 (779) 770-9999