Prefix Information

The prefix 203 is part of area code 414 serving Milwaukee, Wisconsin.

This exchange contains 10,000 possible phone numbers (414-203-0000 through 414-203-9999).

Browse Numbers in This Prefix

414-203-0000-0999 414-203-1000-1999 414-203-2000-2999 414-203-3000-3999 414-203-4000-4999 414-203-5000-5999 414-203-6000-6999 414-203-7000-7999 414-203-8000-8999 414-203-9000-9999

Sample Numbers

(414) 203-0000 (414) 203-1234 (414) 203-2000 (414) 203-3333 (414) 203-4444 (414) 203-5555 (414) 203-6000 (414) 203-7777 (414) 203-8888 (414) 203-9999