What is mayfield kentucky zip code?

The zip code for Mayfield, Kentucky is 42066. It is located in Graves County in western Kentucky, and has a population of approximately 10,000 people. Mayfield is situated about 20 miles east of the Mississippi River and is known for its historic downtown district, local restaurants, and community events such as the Mayfield Ice Cream Festival and the Mayfield/Graves County Fair. The city is also home to the Jackson Purchase Medical Center and is the county seat for Graves County.