ZIP code 78643 is officially located in the state of Texas, primarily serving the city of Sunrise beach. It falls under the administrative jurisdiction of Llano County. When planning mail delivery, logistics routing, or demographic research, 78643 operates within the Central Time (CT) timezone and supports the 883 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 78643 ZIP Code Tabulation Area is approximately 7,183. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $71,643.