Utah joined the NHL in 2024-25 season, taking over from the Arizona Coyotes. In May 2025, the franchise changed their temporary name from Utah Hockey Club to Utah Mammoth.
Here's a look at when all franchises -- past and present -- joined the NHL.
Active franchises
Anaheim Ducks (2006-present)
Mighty Ducks of Anaheim (1993-2006)
Boston Bruins (1924-present)
Buffalo Sabres (1970-present)
Calgary Flames (1980-present)
Atlanta Flames (1972-1980)
Carolina Hurricanes (1997-present)
Hartford Whalers (1979-1997)
Chicago Blackhawks (1986-present)
Chicago Black Hawks (1926-1986)
Colorado Avalanche (1995-present)
Quebec Nordiques (1979-1995)
Columbus Blue Jackets (2000-present)
Dallas Stars (1993-present)
Minnesota North Stars (1967-1993)
Detroit Red Wings (1932-present)
Detroit Falcons (1930-1932)
Detroit Cougars (1926-1930)
Edmonton Oilers (1979-present)
Florida Panthers (1993-present)
Los Angeles Kings (1967-present)
Minnesota Wild (2000-present)
Montreal Canadiens (1917-present)
Nashville Predators (1998-present)
New Jersey Devils (1982-present)
Colorado Rockies (1976-1982)
Kansas City Scouts (1974-1976)
New York Islanders (1972-present)
New York Rangers (1926-present)
Ottawa Senators (1992-present)
Philadelphia Flyers (1967-present)
Pittsburgh Penguins (1967-present)
San Jose Sharks (1991-present)
Seattle Kraken (2021-present)
St. Louis Blues (1967-present)
Tampa Bay Lightning (1992-present)
Toronto Maple Leafs (1926-present)
Toronto St. Patricks (1919-1926)
Toronto Arenas (1917-1919)
Utah Mammoth (2024-present)
Vancouver Canucks (1970-present)
Vegas Golden Knights (2017-present)
Washington Capitals (1974-present)
Winnipeg Jets (2011-present)
Atlanta Thrashers (1999-2011)
Defunct franchises
Arizona Coyotes (2014-2024)
Phoenix Coyotes (1996-2014)
Winnipeg Jets (1979-1996)
Brooklyn Americans (1941-1942)
New York Americans (1925-1941)
Cleveland Barons (1976-1978)
California Golden Seals (1970-1976)
Oakland Seals (1967-1970)
Hamilton Tigers (1920-1925)
Quebec Bulldogs (1919-1920)
Montreal Maroons (1924-1938)
Montreal Wanderers (1917-1918)
Philadelphia Quakers (1930-1931)
Pittsburgh Pirates (1925-1930)
St. Louis Eagles (1934-1935)
Ottawa Senators (1917-1934)
Check out the ESPN NHL hub page for latest news, analysis, stats, schedules and more.