Coulterville IL ZIP Code
Coulterville city is located in Illinois State, Randolph County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Coulterville IL zip code by its streets and block numbers if we have some of the Coulterville streets loaded in our website
Coulterville Area Code is 618 and Time Zone is Central (GMT -06:00).
Coulterville Zip Code - Illinois
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Coulterville City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Coulterville ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Coulterville, Illinois.
The Coulterville Zip Code is 62237.
If you want to send a mail to Coulterville City, you should use the 62237 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Coulterville 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 62237 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Coulterville 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.