ZIP code 68331 is officially located in the state of Nebraska, primarily serving the city of Cortland. It falls under the administrative jurisdiction of Gage County. When planning mail delivery, logistics routing, or demographic research, 68331 operates within the Central Time (CT) timezone and supports the 621 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 68331 ZIP Code Tabulation Area is approximately 11,121. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $67,331.