El Cajon CA ZIP Code
El Cajon city is located in California State, San Diego County and has a unique zip code assigned by the US Postal Service Office.
You can search for the El Cajon CA zip code by its streets and block numbers if we have some of the El Cajon streets loaded in our website
El Cajon Area Code is 619 and Time Zone is Pacific (GMT -08:00).
El Cajon Zip Code - California
The US ZIP Code basic format consists of five decimal numerical digits assigned to the El Cajon City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the El Cajon ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in El Cajon, California.
The El Cajon Zip Code is 92019, 92020, 92021, 92022.
If you want to send a mail to El Cajon City, you should use the 92019, 92020, 92021, 92022 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded El Cajon 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 92019, 92020, 92021, 92022 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a El Cajon 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.