Prefix Information

The prefix 023 is part of area code 779 serving Rockford, Illinois.

This exchange contains 10,000 possible phone numbers (779-023-0000 through 779-023-9999).

Browse Numbers in This Prefix

779-023-0000-0999 779-023-1000-1999 779-023-2000-2999 779-023-3000-3999 779-023-4000-4999 779-023-5000-5999 779-023-6000-6999 779-023-7000-7999 779-023-8000-8999 779-023-9000-9999

Sample Numbers

(779) 023-0000 (779) 023-1234 (779) 023-2000 (779) 023-3333 (779) 023-4444 (779) 023-5555 (779) 023-6000 (779) 023-7777 (779) 023-8888 (779) 023-9999