ZIP code 99576 is officially located in the state of Alaska, primarily serving the city of Koliganek. It falls under the administrative jurisdiction of Dillingham Census Area County. When planning mail delivery, logistics routing, or demographic research, 99576 operates within the Pacific Time (PT) timezone and supports the 789 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 99576 ZIP Code Tabulation Area is approximately 9,189. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $132,576.