Heron Lake MN ZIP Code
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Heron Lake city is located in Minnesota State, Jackson County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Heron Lake MN zip code by its streets and block numbers if we have some of the Heron Lake streets loaded in our website
Heron Lake Area Code is 507 and Time Zone is Central (GMT -06:00).
Heron Lake Zip Code - Minnesota
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Heron Lake City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Heron Lake ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Heron Lake, Minnesota.
The Heron Lake Zip Code is 56137.
If you want to send a mail to Heron Lake City, you should use the 56137 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Heron Lake 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 56137 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Heron Lake 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 Minnesota.