ZIP code 68921 is officially located in the state of Nebraska, primarily serving the city of Alma. It falls under the administrative jurisdiction of Harlan County. When planning mail delivery, logistics routing, or demographic research, 68921 operates within the Central Time (CT) timezone and supports the 852 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 68921 ZIP Code Tabulation Area is approximately Data Not Available. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $97,921.