Cave In Rock IL ZIP Code
Cave In Rock city is located in Illinois State, Hardin County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Cave In Rock IL zip code by its streets and block numbers if we have some of the Cave In Rock streets loaded in our website
Cave In Rock Area Code is 618 and Time Zone is Central (GMT -06:00).
Cave In Rock Zip Code - Illinois
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Cave In Rock City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Cave In Rock ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Cave In Rock, Illinois.
The Cave In Rock Zip Code is 62919.
If you want to send a mail to Cave In Rock City, you should use the 62919 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Cave In Rock 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 62919 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Cave In Rock 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.