Port Austin MI ZIP Code
Port Austin city is located in Michigan State, Huron County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Port Austin MI zip code by its streets and block numbers if we have some of the Port Austin streets loaded in our website
Port Austin Area Code is 989 and Time Zone is Eastern (GMT -05:00).
Port Austin Zip Code - Michigan
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Port Austin City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Port Austin ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Port Austin, Michigan.
The Port Austin Zip Code is 48467.
If you want to send a mail to Port Austin City, you should use the 48467 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Port Austin 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 48467 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Port Austin 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 Michigan.