The Summit League, or The Summit, is an NCAA Division I intercollegiate athletic conference with its membership mostly located in the Midwestern United States from Illinois on the East of the Mississippi River to the Dakotas and Nebraska on the West, with additional members in the Western state of Colorado and the Southern state of Oklahoma. Founded as the Association of Mid-Continent Universities in 1982, it rebranded as the Mid-Continent Conference in 1989, then again as the Summit League on June 1, 2007. The league headquarters are in Sioux Falls, South Dakota.