Island Park ID ZIP Code
Island Park city is located in Idaho State, Fremont County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Island Park ID zip code by its streets and block numbers if we have some of the Island Park streets loaded in our website
Island Park Area Code is 208 and Time Zone is Mountain (GMT -07:00).
Island Park Zip Code - Idaho
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Island Park City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Island Park ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Island Park, Idaho.
The Island Park Zip Code is 83429.
If you want to send a mail to Island Park City, you should use the 83429 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Island Park 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 83429 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Island Park 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.