ZIP code 67738 is officially located in the state of Kansas, primarily serving the city of Grinnell. It falls under the administrative jurisdiction of Gove County. When planning mail delivery, logistics routing, or demographic research, 67738 operates within the Central Time (CT) timezone and supports the 329 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 67738 ZIP Code Tabulation Area is approximately 20,629. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $86,738.