La Grande OR ZIP Code
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La Grande city is located in Oregon State, Union County and has a unique zip code assigned by the US Postal Service Office.
You can search for the La Grande OR zip code by its streets and block numbers if we have some of the La Grande streets loaded in our website
La Grande Area Code is 541 and Time Zone is Pacific (GMT -08:00).
La Grande Zip Code - Oregon
The US ZIP Code basic format consists of five decimal numerical digits assigned to the La Grande City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the La Grande ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in La Grande, Oregon.
The La Grande Zip Code is 97850.
If you want to send a mail to La Grande City, you should use the 97850 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded La Grande 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 97850 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a La Grande 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 Oregon.