ZIP code 54409 is officially located in the state of Wisconsin, primarily serving the city of Antigo. It falls under the administrative jurisdiction of Langlade County. When planning mail delivery, logistics routing, or demographic research, 54409 operates within the Central Time (CT) timezone and supports the 822 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 54409 ZIP Code Tabulation Area is approximately 29,522. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $93,409.