ZIP code 13605 is officially located in the state of New york, primarily serving the city of Smithville. It falls under the administrative jurisdiction of Jefferson County. When planning mail delivery, logistics routing, or demographic research, 13605 operates within the Eastern Time (ET) timezone and supports the 788 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 13605 ZIP Code Tabulation Area is approximately 22,488. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $125,605.