ZIP code 06390 is officially located in the state of New york, primarily serving the city of . It falls under the administrative jurisdiction of Suffolk County. When planning mail delivery, logistics routing, or demographic research, 06390 operates within the Eastern Time (ET) timezone and supports the 539 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 06390 ZIP Code Tabulation Area is approximately 21,539. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $70,390.