San Ramon CA ZIP Code
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San Ramon 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 San Ramon CA zip code by its streets and block numbers if we have some of the San Ramon streets loaded in our website
San Ramon Area Code is 925 and Time Zone is Pacific (GMT -08:00).
San Ramon Zip Code - California
The US ZIP Code basic format consists of five decimal numerical digits assigned to the San Ramon City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the San Ramon ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in San Ramon, California.
The San Ramon Zip Code is 94582, 94583.
If you want to send a mail to San Ramon City, you should use the 94582, 94583 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded San Ramon 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 94582, 94583 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a San Ramon 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.