Prefix Information

The prefix 366 is part of area code 815 serving Rockford, Illinois.

This exchange contains 10,000 possible phone numbers (815-366-0000 through 815-366-9999).

Browse Numbers in This Prefix

815-366-0000-0999 815-366-1000-1999 815-366-2000-2999 815-366-3000-3999 815-366-4000-4999 815-366-5000-5999 815-366-6000-6999 815-366-7000-7999 815-366-8000-8999 815-366-9000-9999

Sample Numbers

(815) 366-0000 (815) 366-1234 (815) 366-2000 (815) 366-3333 (815) 366-4444 (815) 366-5555 (815) 366-6000 (815) 366-7777 (815) 366-8888 (815) 366-9999