The American Red Cross Mile High Area serves as the Regional Chapter for the Colorado & Wyoming Region, providing disaster leadership for the region and support for five chapters in Colorado and Wyoming.
As a chapter, American Red Cross Mile High Area serves 10 counties: Adams, Arapahoe, Boulder, Broomfield, Clear Creek, Denver, Douglas, Elbert, Gilpin, and Jefferson. The Mile High Chapter also serves as the Red Cross Service to the Armed Forces station for Buckley Air Force Base in Aurora.