Interscholastic League of Honolulu was created in 1909.
Interscholastic Hockey League was created in 1998.
University Interscholastic League was created in 1910.
Rhode Island Interscholastic League was created in 1932.
Sussex County Interscholastic League was created in 1976.
Western Pennsylvania Interscholastic Athletic League was created in 1907.
Interscholastic was created in 1999.
Rhode Island Interscholastic League's motto is 'The Purest Form of Sport'.
California Interscholastic Federation was created in 1914.
Arizona Interscholastic Association was created in 1925.
Massachusetts Interscholastic Athletic Association was created in 1977.
Wisconsin Interscholastic Athletic Association was created in 1895.
Nevada Interscholastic Activities Association was created in 1922.