ZIP code 46601 is officially located in the state of Indiana, primarily serving the city of South bend. It falls under the administrative jurisdiction of St. Joseph County. When planning mail delivery, logistics routing, or demographic research, 46601 operates within the Central Time (CT) timezone and supports the 343 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 46601 ZIP Code Tabulation Area is approximately 43,043. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $57,601.