ZIP code 68840 is officially located in the state of Nebraska, primarily serving the city of Gibbon. It falls under the administrative jurisdiction of Buffalo County. When planning mail delivery, logistics routing, or demographic research, 68840 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 68840 ZIP Code Tabulation Area is approximately 40,810. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $120,840.