Prefix Information

The prefix 166 is part of area code 779 serving Rockford, Illinois.

This exchange contains 10,000 possible phone numbers (779-166-0000 through 779-166-9999).

Browse Numbers in This Prefix

779-166-0000-0999 779-166-1000-1999 779-166-2000-2999 779-166-3000-3999 779-166-4000-4999 779-166-5000-5999 779-166-6000-6999 779-166-7000-7999 779-166-8000-8999 779-166-9000-9999

Sample Numbers

(779) 166-0000 (779) 166-1234 (779) 166-2000 (779) 166-3333 (779) 166-4444 (779) 166-5555 (779) 166-6000 (779) 166-7777 (779) 166-8888 (779) 166-9999