ZIP code 52738 is officially located in the state of Iowa, primarily serving the city of Columbus junctio. It falls under the administrative jurisdiction of Louisa County. When planning mail delivery, logistics routing, or demographic research, 52738 operates within the Central Time (CT) timezone and supports the 364 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 52738 ZIP Code Tabulation Area is approximately 17,864. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $86,738.