 The original six teams were the Boise Pilots, Lewiston Indians, Ogden Reds, Pocatello Cardinals, Salt Lake City Bees, and Twin Falls Cowboys.With players in short supply due to World War II, the league suspended operations for the 1943 through 1945 seasons.In 1948, the league expanded by adding two teams in Montana; the Billings Mustangs and Great Falls Electrics.