Discovery Bay CA ZIP Code
Discovery Bay 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 Discovery Bay CA zip code by its streets and block numbers if we have some of the Discovery Bay streets loaded in our website
Discovery Bay Area Code is 925 and Time Zone is Pacific (GMT -08:00).
Discovery Bay Zip Code - California
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Discovery Bay City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Discovery Bay ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Discovery Bay, California.
The Discovery Bay Zip Code is 94505.
If you want to send a mail to Discovery Bay City, you should use the 94505 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Discovery Bay 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 94505 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Discovery Bay 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.