Prefix Information

The prefix 566 is part of area code 815 serving Rockford, Illinois.

This exchange contains 10,000 possible phone numbers (815-566-0000 through 815-566-9999).

Browse Numbers in This Prefix

815-566-0000-0999 815-566-1000-1999 815-566-2000-2999 815-566-3000-3999 815-566-4000-4999 815-566-5000-5999 815-566-6000-6999 815-566-7000-7999 815-566-8000-8999 815-566-9000-9999

Sample Numbers

(815) 566-0000 (815) 566-1234 (815) 566-2000 (815) 566-3333 (815) 566-4444 (815) 566-5555 (815) 566-6000 (815) 566-7777 (815) 566-8888 (815) 566-9999