ZIP code 84643 is officially located in the state of Utah, primarily serving the city of Mayfield. It falls under the administrative jurisdiction of Sanpete County. When planning mail delivery, logistics routing, or demographic research, 84643 operates within the Mountain Time (MT) timezone and supports the 520 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 84643 ZIP Code Tabulation Area is approximately 15,220. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $71,643.