ZIP code 97870 is officially located in the state of Oregon, primarily serving the city of Richland. It falls under the administrative jurisdiction of Baker County. When planning mail delivery, logistics routing, or demographic research, 97870 operates within the Pacific Time (PT) timezone and supports the 747 area codes.
According to the latest US Census Bureau and American Community Survey (ACS) datasets, the total population residing within the 97870 ZIP Code Tabulation Area is approximately 44,147. Understanding local economics is critical for market analysis; the median household income in this postal area sits at $130,870.