ZIP code 66943 is officially located in the state of Kansas, primarily serving the city of Greenleaf. It falls under the administrative jurisdiction of Washington County. When planning mail delivery, logistics routing, or demographic research, 66943 operates within the Central Time (CT) timezone and supports the 210 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 66943 ZIP Code Tabulation Area is approximately 13,510. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $71,943.