ZIP code 98840 is officially located in the state of Washington, primarily serving the city of Okanogan. It falls under the administrative jurisdiction of Okanogan County. When planning mail delivery, logistics routing, or demographic research, 98840 operates within the Pacific Time (PT) timezone and supports the 460 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 98840 ZIP Code Tabulation Area is approximately 31,260. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $120,840.