Gaastra MI ZIP Code
Gaastra city is located in Michigan State, Iron County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Gaastra MI zip code by its streets and block numbers if we have some of the Gaastra streets loaded in our website
Gaastra Area Code is 906 and Time Zone is Central (GMT -06:00).
Gaastra Zip Code - Michigan
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Gaastra City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Gaastra ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Gaastra, Michigan.
The Gaastra Zip Code is 49927.
If you want to send a mail to Gaastra City, you should use the 49927 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Gaastra 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 49927 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Gaastra 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.