Prefix Information

The prefix 666 is part of area code 618 serving Belleville, Illinois.

This exchange contains 10,000 possible phone numbers (618-666-0000 through 618-666-9999).

Browse Numbers in This Prefix

618-666-0000-0999 618-666-1000-1999 618-666-2000-2999 618-666-3000-3999 618-666-4000-4999 618-666-5000-5999 618-666-6000-6999 618-666-7000-7999 618-666-8000-8999 618-666-9000-9999

Sample Numbers

(618) 666-0000 (618) 666-1234 (618) 666-2000 (618) 666-3333 (618) 666-4444 (618) 666-5555 (618) 666-6000 (618) 666-7777 (618) 666-8888 (618) 666-9999