Prefix Information

The prefix 331 is part of area code 414 serving Milwaukee, Wisconsin.

This exchange contains 10,000 possible phone numbers (414-331-0000 through 414-331-9999).

Browse Numbers in This Prefix

414-331-0000-0999 414-331-1000-1999 414-331-2000-2999 414-331-3000-3999 414-331-4000-4999 414-331-5000-5999 414-331-6000-6999 414-331-7000-7999 414-331-8000-8999 414-331-9000-9999

Sample Numbers

(414) 331-0000 (414) 331-1234 (414) 331-2000 (414) 331-3333 (414) 331-4444 (414) 331-5555 (414) 331-6000 (414) 331-7777 (414) 331-8888 (414) 331-9999