Fort Irwin CA ZIP Code
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Fort Irwin 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 Fort Irwin CA zip code by its streets and block numbers if we have some of the Fort Irwin streets loaded in our website
Fort Irwin Area Code is 760 and Time Zone is Pacific (GMT -08:00).
Fort Irwin Zip Code - California
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Fort Irwin City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Fort Irwin ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Fort Irwin, California.
The Fort Irwin Zip Code is 92310.
If you want to send a mail to Fort Irwin City, you should use the 92310 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Fort Irwin 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 92310 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Fort Irwin 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.