Association of Governing Bodies of Independent Schools was created in 2002.
Independent Association of Preparatory Schools was created in 1892.
Independent Basketball Association was created in 2011.
Independent Unionist Association was created in 1937.
Independent Voters Association was created in 1918.
Independent Citizen's Association was created in 1940.
Association of Independent Methodists was created in 1965.
Independent Softball Association was created in 1984.
Association of Independent Museums was created in 1977.
Association of Muslim Schools was created in 1989.
Schools Camanachd Association was created in 1937.
Connecticut Association of Schools was created in 1921.
Eight Schools Association was created in 1973.