Prefix Information

The prefix 439 is part of area code 815 serving Rockford, Illinois.

This exchange contains 10,000 possible phone numbers (815-439-0000 through 815-439-9999).

Browse Numbers in This Prefix

815-439-0000-0999 815-439-1000-1999 815-439-2000-2999 815-439-3000-3999 815-439-4000-4999 815-439-5000-5999 815-439-6000-6999 815-439-7000-7999 815-439-8000-8999 815-439-9000-9999

Sample Numbers

(815) 439-0000 (815) 439-1234 (815) 439-2000 (815) 439-3333 (815) 439-4444 (815) 439-5555 (815) 439-6000 (815) 439-7777 (815) 439-8888 (815) 439-9999