Post Falls ID ZIP Code
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Post Falls city is located in Idaho State, Kootenai County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Post Falls ID zip code by its streets and block numbers if we have some of the Post Falls streets loaded in our website
Post Falls Area Code is 208 and Time Zone is Pacific (GMT -08:00).
Post Falls Zip Code - Idaho
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Post Falls City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Post Falls ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Post Falls, Idaho.
The Post Falls Zip Code is 83854, 83877.
If you want to send a mail to Post Falls City, you should use the 83854, 83877 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Post Falls 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 83854, 83877 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Post Falls 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 Idaho.