Richwood MN ZIP Code
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Richwood city is located in Minnesota State, Becker County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Richwood MN zip code by its streets and block numbers if we have some of the Richwood streets loaded in our website
Richwood Area Code is 218 and Time Zone is Central (GMT -06:00).
Richwood Zip Code - Minnesota
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Richwood City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Richwood ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Richwood, Minnesota.
The Richwood Zip Code is 56577.
If you want to send a mail to Richwood City, you should use the 56577 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Richwood 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 56577 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Richwood 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.