Mendon IL ZIP Code
Mendon city is located in Illinois State, Adams County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Mendon IL zip code by its streets and block numbers if we have some of the Mendon streets loaded in our website
Mendon Area Code is 217 and Time Zone is Central (GMT -06:00).
Mendon Zip Code - Illinois
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Mendon City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Mendon ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Mendon, Illinois.
The Mendon Zip Code is 62351.
If you want to send a mail to Mendon City, you should use the 62351 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Mendon 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 62351 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Mendon 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.