Brown Deer, WI is currently using one area code which is area code 414. Area code 414 was one of two original area codes assigned to Wisconsin in 1947.
In addition to Brown Deer, WI area code 414 primarily serves Milwaukee County, including the city of Milwaukee and the surrounding suburbs, which includes the larger cities and communities of Franklin, Greenfield, Milwaukee, Oak Creek, South Milwaukee, Wauwatosa, and West Allis in addition to many smaller communities.
Brown Deer, WI is located in Milwaukee County and observes the Central Time Zone.
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