Prefix Information

The prefix 121 is part of area code 414 serving Milwaukee, Wisconsin.

This exchange contains 10,000 possible phone numbers (414-121-0000 through 414-121-9999).

Browse Numbers in This Prefix

414-121-0000-0999 414-121-1000-1999 414-121-2000-2999 414-121-3000-3999 414-121-4000-4999 414-121-5000-5999 414-121-6000-6999 414-121-7000-7999 414-121-8000-8999 414-121-9000-9999

Sample Numbers

(414) 121-0000 (414) 121-1234 (414) 121-2000 (414) 121-3333 (414) 121-4444 (414) 121-5555 (414) 121-6000 (414) 121-7777 (414) 121-8888 (414) 121-9999