ZIP code 54124 is officially located in the state of Wisconsin, primarily serving the city of Gillett. It falls under the administrative jurisdiction of Oconto County. When planning mail delivery, logistics routing, or demographic research, 54124 operates within the Central Time (CT) timezone and supports the 404 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 54124 ZIP Code Tabulation Area is approximately 35,404. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $48,124.