ZIP code 46203 is officially located in the state of Indiana, primarily serving the city of Indianapolis. It falls under the administrative jurisdiction of Marion County. When planning mail delivery, logistics routing, or demographic research, 46203 operates within the Central Time (CT) timezone and supports the 524 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 46203 ZIP Code Tabulation Area is approximately 31,324. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $91,203.