Clayton CA ZIP Code

Clayton 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 Clayton CA zip code by its streets and block numbers if we have some of the Clayton streets loaded in our website

Clayton Area Code is 925 and Time Zone is Pacific (GMT -08:00).

Clayton Zip Code - California

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

The Clayton Zip Code is 94517.

If you want to send a mail to Clayton City, you should use the 94517 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Clayton 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 94517 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Clayton 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.

Clayton, California - MAP

What is the Clayton Zip Code?

The Clayton Zip Code in California is 94517.

ZIP Plus 4 Clayton - US Streets Zip Codes

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


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Clayton, California -

Clayton ZIP Code Lookup

94517 Zip Code File:
Zip Code: 94517,
City: Clayton
Clayton Area Code: 925
Clayton, CA - Time Zone: Pacific (GMT -08:00)
County: Contra Costa
City Alias: Clayton
State: California
State Abb: CA

California Zip+4 - Nearby Clayton Cities

Cities near Clayton in California
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View more California zip codes

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