ZIP code 54166 is officially located in the state of Wisconsin, primarily serving the city of Shawano. It falls under the administrative jurisdiction of Shawano County. When planning mail delivery, logistics routing, or demographic research, 54166 operates within the Central Time (CT) timezone and supports the 583 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 54166 ZIP Code Tabulation Area is approximately 17,383. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $62,166.