Missouri Valley IA ZIP Code
Missouri Valley city is located in Iowa State, Harrison County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Missouri Valley IA zip code by its streets and block numbers if we have some of the Missouri Valley streets loaded in our website
Missouri Valley Area Code is 712 and Time Zone is Central (GMT -06:00).
Missouri Valley Zip Code - Iowa
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Missouri Valley City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Missouri Valley ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Missouri Valley, Iowa.
The Missouri Valley Zip Code is 51555.
If you want to send a mail to Missouri Valley City, you should use the 51555 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Missouri Valley 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 51555 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Missouri Valley 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 Iowa.