Continental Football League ended in 1969.
Continental Football League was created in 1965.
Continental Indoor Football League was created in 2006.
Continental League ended in 1960.
Continental Baseball League ended in 2010.
Continental Indoor Soccer League ended in 1997.
Intense Football League ended in 2008.
Football League Extra ended in 2004.
Football League of Europe ended in 1995.
Arena Football League ended in 2009.
Regional Football League ended in 1999.
Enterprise Football League ended in 2009.
World Football League ended in 1975.