Summit Argo IL ZIP Code
Summit Argo 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 Summit Argo IL zip code by its streets and block numbers if we have some of the Summit Argo streets loaded in our website
Summit Argo Area Code is 708/773/630/847 and Time Zone is Central (GMT -06:00).
Summit Argo Zip Code - Illinois
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Summit Argo City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Summit Argo ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Summit Argo, Illinois.
The Summit Argo Zip Code is 60501.
If you want to send a mail to Summit Argo City, you should use the 60501 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Summit Argo 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 60501 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Summit Argo 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.