Grain Valley MO ZIP Code
Grain Valley city is located in Missouri State, Jackson County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Grain Valley MO zip code by its streets and block numbers if we have some of the Grain Valley streets loaded in our website
Grain Valley Area Code is 816 and Time Zone is Central (GMT -06:00).
Grain Valley Zip Code - Missouri
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Grain Valley City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Grain Valley ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Grain Valley, Missouri.
The Grain Valley Zip Code is 64029.
If you want to send a mail to Grain Valley City, you should use the 64029 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Grain 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 64029 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Grain 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 Missouri.