ZIP code 80103 is officially located in the state of Colorado, primarily serving the city of Byers. It falls under the administrative jurisdiction of Arapahoe County. When planning mail delivery, logistics routing, or demographic research, 80103 operates within the Mountain Time (MT) timezone and supports the 638 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 80103 ZIP Code Tabulation Area is approximately 18,838. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $91,103.