This is a list of teams that once played in the National Hockey League but no longer exist. This includes franchises which have relocated to different cities. The years of operation only reflect the time in which that team was in the NHL; it does not take into account any time in which the franchise operated in another league (such as the World Hockey Association).
(1972-1980; became Calgary Flames)
(1976-1978; merged with Minnesota North Stars)
(1976-1982; became New Jersey Devils)
(1920-1925)
(1979-1997; became Carolina Hurricanes)
(1974-1976; became Colorado Rockies)
(1967-1993; became Dallas Stars)
(1924-1938)
(1917-1918)
(1925-1942; renamed Brooklyn Americans in 1941)
(1967-1976; renamed California Golden Seals in 1970, became Cleveland Barons in 1976)
(1917-1934; became St. Louis Eagles; a new team of the same name was formed in 1992)
(1930-1931)
(1925-1930; became Philadelphia Quakers)
(1919-1920; became Hamilton Tigers)
(1979-1995; became Colorado Avalanche)
(1934-1935)
(1979-1996; became Phoenix Coyotes)