ZIP code 58011 is officially located in the state of North dakota, primarily serving the city of Buffalo. It falls under the administrative jurisdiction of Cass County. When planning mail delivery, logistics routing, or demographic research, 58011 operates within the Central Time (CT) timezone and supports the 328 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 58011 ZIP Code Tabulation Area is approximately 9,428. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $127,011.