American Professional Football League was created in 2003.
Indoor Professional Football League was created in 1998.
Professional Spring Football League was created in 1991.
Portuguese League for Professional Football was created in 1978.
Eastern League of Professional Football was created in 1926.
Women's Professional Football League was created in 1999.
Hawaii Professional Football League was created in 2010.
American Football League was created in 1959.
Pacific Coast Professional Football League was created in 1940.
Korea Semi-Professional Football League was created in 1964.
American Football Women's League was created in 2002.
Dixie League - American football - was created in 1936.
World League of American Football was created in 1991.