South El Monte CA ZIP Code
South El Monte 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 South El Monte CA zip code by its streets and block numbers if we have some of the South El Monte streets loaded in our website
South El Monte Area Code is 626 and Time Zone is Pacific (GMT -08:00).
South El Monte Zip Code - California
The US ZIP Code basic format consists of five decimal numerical digits assigned to the South El Monte City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the South El Monte ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in South El Monte, California.
The South El Monte Zip Code is 91733.
If you want to send a mail to South El Monte City, you should use the 91733 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded South El Monte 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 91733 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a South El Monte 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.