River KY ZIP Code
River city is located in Kentucky State, Johnson County and has a unique zip code assigned by the US Postal Service Office.
You can search for the River KY zip code by its streets and block numbers if we have some of the River streets loaded in our website
River Area Code is 606 and Time Zone is Eastern (GMT -05:00).
River Zip Code - Kentucky
The US ZIP Code basic format consists of five decimal numerical digits assigned to the River City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the River ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in River, Kentucky.
The River Zip Code is 41254.
If you want to send a mail to River City, you should use the 41254 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded River 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 41254 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a River 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 Kentucky.