Hayward CA ZIP Code
Hayward city is located in California State, Alameda County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Hayward CA zip code by its streets and block numbers if we have some of the Hayward streets loaded in our website
Hayward Area Code is 510/925 and Time Zone is Pacific (GMT -08:00).
Hayward Zip Code - California
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Hayward City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Hayward ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Hayward, California.
The Hayward Zip Code is 94540, 94541, 94542, 94543, 94544, 94545, 94557.
If you want to send a mail to Hayward City, you should use the 94540, 94541, 94542, 94543, 94544, 94545, 94557 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Hayward 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 94540, 94541, 94542, 94543, 94544, 94545, 94557 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Hayward 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.