Clay KY ZIP Code
Clay city is located in Kentucky State, Webster County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Clay KY zip code by its streets and block numbers if we have some of the Clay streets loaded in our website
Clay Area Code is 270 and Time Zone is Central (GMT -06:00).
Clay Zip Code - Kentucky
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Clay City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Clay ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Clay, Kentucky.
The Clay Zip Code is 42404.
If you want to send a mail to Clay City, you should use the 42404 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Clay 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 42404 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Clay 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.