ZIP code 66416 is officially located in the state of Kansas, primarily serving the city of Circleville. It falls under the administrative jurisdiction of Jackson County. When planning mail delivery, logistics routing, or demographic research, 66416 operates within the Central Time (CT) timezone and supports the 443 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 66416 ZIP Code Tabulation Area is approximately 32,643. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $112,416.