Pomona CA ZIP Code
Pomona 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 Pomona CA zip code by its streets and block numbers if we have some of the Pomona streets loaded in our website
Pomona Area Code is 909/626 and Time Zone is Pacific (GMT -08:00).
Pomona Zip Code - California
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Pomona City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Pomona ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Pomona, California.
The Pomona Zip Code is 91766, 91767, 91768, 91769.
If you want to send a mail to Pomona City, you should use the 91766, 91767, 91768, 91769 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Pomona 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 91766, 91767, 91768, 91769 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Pomona 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.