ZIP code 61338 is officially located in the state of Illinois, primarily serving the city of Manlius. It falls under the administrative jurisdiction of Bureau County. When planning mail delivery, logistics routing, or demographic research, 61338 operates within the Central Time (CT) timezone and supports the 402 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 61338 ZIP Code Tabulation Area is approximately 33,302. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $86,338.