River Grove IL ZIP Code
River Grove 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 Grove IL zip code by its streets and block numbers if we have some of the River Grove streets loaded in our website
River Grove Area Code is 708/773 and Time Zone is Central (GMT -06:00).
River Grove Zip Code - Illinois
The US ZIP Code basic format consists of five decimal numerical digits assigned to the River Grove City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the River Grove ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in River Grove, Illinois.
The River Grove Zip Code is 60171.
If you want to send a mail to River Grove City, you should use the 60171 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded River Grove 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 60171 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a River Grove 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.