Ice hockey clubs established in 1974

The Washington Capitals are a professional ice hockey team based in Washington, D.C.. They are members of the Metropolitan Division of the Eastern Conference of the National Hockey League (NHL). Since their founding in 1974, the "Caps" have won one conference championship to reach the 1998 Stanley Cup Finals, and captured eight division titles. In 1997, the team moved their home hockey rink from the suburban Capital Centre before its own 1999 closure, to the new Verizon Center in Washington, D.C.

The Michigan Stags were a professional ice hockey team based in Detroit, Michigan that played a portion of the 1974–75 season in the World Hockey Association. On January 18, 1975, the franchise was moved to Baltimore, Maryland where it was known as the Baltimore Blades. The Stags originated as the Los Angeles Sharks, one of the WHA's original twelve teams. The Stags played at Cobo Arena, and the Blades at the Baltimore Civic Center.

The Philadelphia Firebirds were a minor league professional ice hockey team that played in Philadelphia, Pennsylvania, from 1974 to 1979.

The Toledo Goaldiggers were a minor professional ice hockey club based in Toledo, OH from 1974-1986. They played in the International Hockey League (IHL) and held their home games at the Toledo Sports Arena (One Main Street) on the East side of Toledo. Prior to the Goaldiggers, Toledo had four minor league franchises: The Toledo Mercurys (1947-49 & 1950-1962), Toledo Buckeyes (1949–50), Toledo Blades (1963-70) and Toledo Hornets (1970–74).

The San Diego Mariners were an ice hockey team based in San Diego that played in the World Hockey Association. They played from 1974 to 1977. Their home ice was San Diego Sports Arena. Previous to being in San Diego, the team was known as the New York Raiders, New York Golden Blades, and Jersey Knights.

The Cape Cod Cubs and Cape Codders were a professional ice hockey team that played at the Cape Cod Coliseum in South Yarmouth, Massachusetts.

The Stoney Creek Warriors were a Canadian junior ice hockey team based in Stoney Creek, Ontario, Canada. They play in the Golden Horseshoe division of the Greater Ontario Junior Hockey League as well as the Golden Horseshoe Junior B Hockey League and the Niagara & District Junior C Hockey League. As of 2013, the team was relocated to Ancaster, Ontario and renamed the Ancaster Avalanche.

The Austin Mavericks are a defunct ice hockey team from Austin, Minnesota. Founded in 1974, they played in the Midwest Junior Hockey League from 1974 to 1977. Lou Vairo coached the Mavericks to two league championships and one national championship in 1976. The team joined the United States Hockey League in 1977, where it played until 1985. The franchise was relocated to become the Rochester Mustangs.

The Fischtown Pinguins, also known as REV Bremerhaven, are a professional ice hockey team based in Bremerhaven, Germany. From 2004 to 2016 the team played at the second level of ice hockey in Germany, until the 2012–13 season the 2nd Bundesliga and, from the 2013–14 season onward the DEL2. On 1 July 2016 the team was granted a DEL licence for the 2016–17 season to replace the Hamburg Freezers in the league which had withdrawn from the competition.

The Fincups were a Canadian junior ice hockey team in the Ontario Major Junior Hockey League for 4 years, from 1974 to 1978. The team played in Hamilton, Ontario for three years, and in St. Catharines, Ontario for one. The Hamilton Fincups played home games at the Barton Street Arena, also known as the Hamilton Forum from 1974–1976. The St. Catharines Fincups played in the Garden City Arena in downtown St. Catharines, Ontario in 1976–1977. After moving back to Hamilton, the Fincups played out of the Mountain Arena from 1977–1978.