Walnut Creek CA ZIP Code

Walnut Creek city is located in California State, Contra Costa County and has a unique zip code assigned by the US Postal Service Office.


You can search for the Walnut Creek CA zip code by its streets and block numbers if we have some of the Walnut Creek streets loaded in our website

Walnut Creek Area Code is 925/510 and Time Zone is Pacific (GMT -08:00).



Walnut Creek Zip Code - California

The US ZIP Code basic format consists of five decimal numerical digits assigned to the Walnut Creek City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Walnut Creek ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Walnut Creek, California.

The Walnut Creek Zip Code is 94595, 94596, 94597, 94598.



If you want to send a mail to Walnut Creek City, you should use the 94595, 94596, 94597, 94598 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Walnut Creek 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 94595, 94596, 94597, 94598 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Walnut Creek 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.


Walnut Creek, California - MAP




What is the Walnut Creek Zip Code?

The Walnut Creek Zip Code in California is 94595, 94596, 94597, 94598.


ZIP Plus 4 Walnut Creek - US Streets Zip Codes

By pressing keys ctrol + F you can search Walnut Creek zip codes by its streets, highways, and know the ZIP+4 US ZIP Code


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Search Walnut Creek Zip Code

What is the zip code for Walnut Creek CA?

94595, 94596, 94597, 94598

Walnut Creek, California - US Zip Code



Walnut Creek ZIP Code Lookup

94595, 94596, 94597, 94598 Zip Code File:
Zip Code: 94595, 94596, 94597, 94598,
City: Walnut Creek
Walnut Creek Area Code: 925/510
Walnut Creek, CA - Time Zone: Pacific (GMT -08:00)
County: Contra Costa
City Alias: Walnut Creek, Walnut Creek, Walnut Creek, Walnut Creek
State: California
State Abb: CA



California Zip+4 - Nearby Walnut Creek Cities

Cities near Walnut Creek in California
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