ZIP code 58018 is officially located in the state of North dakota, primarily serving the city of Colfax. It falls under the administrative jurisdiction of Richland County. When planning mail delivery, logistics routing, or demographic research, 58018 operates within the Central Time (CT) timezone and supports the 682 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 58018 ZIP Code Tabulation Area is approximately 27,282. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $46,018.