ZIP Code 46409 is located in the county of Lake in the state of Indiana. 46409 ZIP Code is spread between the coordinates of +41.5413025 Latitude and -87.32724587 Longitude. 46409 ZIP Code is part of the 219 area code. There is 1 postal office in zip code 46409.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 46409. 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.