ZIP code 58274 is officially located in the state of North dakota, primarily serving the city of Portland. It falls under the administrative jurisdiction of Traill County. When planning mail delivery, logistics routing, or demographic research, 58274 operates within the Central Time (CT) timezone and supports the 579 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 58274 ZIP Code Tabulation Area is approximately 30,679. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $98,274.