Glendora CA ZIP Code
Glendora city is located in California State, Los Angeles County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Glendora CA zip code by its streets and block numbers if we have some of the Glendora streets loaded in our website
Glendora Area Code is 626 and Time Zone is Pacific (GMT -08:00).
Glendora Zip Code - California
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Glendora City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Glendora ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Glendora, California.
The Glendora Zip Code is 91740, 91741.
If you want to send a mail to Glendora City, you should use the 91740, 91741 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Glendora 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 91740, 91741 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Glendora 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.