ZIP Code 53203 is located in the county of Milwaukee in the state of Wisconsin. 53203 ZIP Code is spread between the coordinates of +43.0388790 Latitude and -87.91475573 Longitude. 53203 ZIP Code is part of the 262, 414 area code. There are 2 postal offices in zip code 53203.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 53203. Always when you mail a package or a letter, be attentive to mention the preferred or acceptable cities. Using any city in the list of unacceptable cities may result in unforseen delays.