Munster IN ZIP Code
Munster city is located in Indiana State, Lake County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Munster IN zip code by its streets and block numbers if we have some of the Munster streets loaded in our website
Munster Area Code is 219 and Time Zone is Central (GMT -06:00).
Munster Zip Code - Indiana
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Munster City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Munster ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Munster, Indiana.
The Munster Zip Code is 46321.
If you want to send a mail to Munster City, you should use the 46321 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Munster ZIP code system that it called ZIP+4, often called "plus-four codes", "add-on codes", or "add ons". A ZIP+4 code uses the basic 46321 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Munster city block, a group of apartments, an individual high-volume receiver of mail or any other unit that could use an extra identifier to aid in efficient mail sorting and delivery in Indiana.