ZIP code 99789 is officially located in the state of Alaska, primarily serving the city of Nuiqsut. It falls under the administrative jurisdiction of North Slope Borough County. When planning mail delivery, logistics routing, or demographic research, 99789 operates within the Pacific Time (PT) timezone and supports the 601 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 99789 ZIP Code Tabulation Area is approximately 6,201. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $53,789.