Leaf River IL ZIP Code
Leaf River city is located in Illinois State, Ogle County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Leaf River IL zip code by its streets and block numbers if we have some of the Leaf River streets loaded in our website
Leaf River Area Code is 815 and Time Zone is Central (GMT -06:00).
Leaf River Zip Code - Illinois
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Leaf River City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Leaf River ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Leaf River, Illinois.
The Leaf River Zip Code is 61047.
If you want to send a mail to Leaf River City, you should use the 61047 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Leaf River 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 61047 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Leaf River 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 Illinois.