Walnut Grove CA ZIP Code
Walnut Grove city is located in California State, Sacramento County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Walnut Grove CA zip code by its streets and block numbers if we have some of the Walnut Grove streets loaded in our website
Walnut Grove Area Code is 916/209 and Time Zone is Pacific (GMT -08:00).
Walnut Grove Zip Code - California
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Walnut Grove City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Walnut Grove ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Walnut Grove, California.
The Walnut Grove Zip Code is 95690.
If you want to send a mail to Walnut Grove City, you should use the 95690 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Walnut Grove 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 95690 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Walnut Grove 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 California.