Prefix Information

The prefix 439 is part of area code 779 serving Rockford, Illinois.

This exchange contains 10,000 possible phone numbers (779-439-0000 through 779-439-9999).

Browse Numbers in This Prefix

779-439-0000-0999 779-439-1000-1999 779-439-2000-2999 779-439-3000-3999 779-439-4000-4999 779-439-5000-5999 779-439-6000-6999 779-439-7000-7999 779-439-8000-8999 779-439-9000-9999

Sample Numbers

(779) 439-0000 (779) 439-1234 (779) 439-2000 (779) 439-3333 (779) 439-4444 (779) 439-5555 (779) 439-6000 (779) 439-7777 (779) 439-8888 (779) 439-9999