Upland CA ZIP Code
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Upland city is located in California State, San Bernardino County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Upland CA zip code by its streets and block numbers if we have some of the Upland streets loaded in our website
Upland Area Code is 909 and Time Zone is Pacific (GMT -08:00).
Upland Zip Code - California
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Upland City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Upland ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Upland, California.
The Upland Zip Code is 91784, 91785, 91786.
If you want to send a mail to Upland City, you should use the 91784, 91785, 91786 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Upland 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 91784, 91785, 91786 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Upland 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.