Mayfield KY ZIP Code
Mayfield city is located in Kentucky State, Graves County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Mayfield KY zip code by its streets and block numbers if we have some of the Mayfield streets loaded in our website
Mayfield Area Code is 270 and Time Zone is Central (GMT -06:00).
Mayfield Zip Code - Kentucky
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Mayfield City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Mayfield ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Mayfield, Kentucky.
The Mayfield Zip Code is 42066.
If you want to send a mail to Mayfield City, you should use the 42066 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Mayfield 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 42066 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Mayfield 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.