Prefix Information

The prefix 666 is part of area code 414 serving Milwaukee, Wisconsin.

This exchange contains 10,000 possible phone numbers (414-666-0000 through 414-666-9999).

Browse Numbers in This Prefix

414-666-0000-0999 414-666-1000-1999 414-666-2000-2999 414-666-3000-3999 414-666-4000-4999 414-666-5000-5999 414-666-6000-6999 414-666-7000-7999 414-666-8000-8999 414-666-9000-9999

Sample Numbers

(414) 666-0000 (414) 666-1234 (414) 666-2000 (414) 666-3333 (414) 666-4444 (414) 666-5555 (414) 666-6000 (414) 666-7777 (414) 666-8888 (414) 666-9999