ZIP code 26690 is officially located in the state of West virginia, primarily serving the city of Swiss. It falls under the administrative jurisdiction of Nicholas County. When planning mail delivery, logistics routing, or demographic research, 26690 operates within the Eastern Time (ET) timezone and supports the 312 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 26690 ZIP Code Tabulation Area is approximately 29,012. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $70,690.