River Forest IL ZIP Code
River Forest city is located in Illinois State, Cook County and has a unique zip code assigned by the US Postal Service Office.
You can search for the River Forest IL zip code by its streets and block numbers if we have some of the River Forest streets loaded in our website
River Forest Area Code is 630/708 and Time Zone is Central (GMT -06:00).
River Forest Zip Code - Illinois
The US ZIP Code basic format consists of five decimal numerical digits assigned to the River Forest City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the River Forest ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in River Forest, Illinois.
The River Forest Zip Code is 60305.
If you want to send a mail to River Forest City, you should use the 60305 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded River Forest 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 60305 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a River Forest 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.