Mount Rainier MD ZIP Code
Mount Rainier city is located in Maryland State, Prince Georges County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Mount Rainier MD zip code by its streets and block numbers if we have some of the Mount Rainier streets loaded in our website
Mount Rainier Area Code is 240/301 and Time Zone is Eastern (GMT -05:00).
Mount Rainier Zip Code - Maryland
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Mount Rainier City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Mount Rainier ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Mount Rainier, Maryland.
The Mount Rainier Zip Code is 20712.
If you want to send a mail to Mount Rainier City, you should use the 20712 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Mount Rainier 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 20712 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Mount Rainier 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 Maryland.