Fox River Valley League was an independent league based in Wisconsin.
1929 Appleton, Fond du Lac, Green Bay, Kaukauna, Kimberly-Little Chute, Marinette, Neenah-Menasha, Wisconsin Rapids
1930 Appleton, Green Bay, Kaukauna, Kimberly, Neenah, Wisconsin Rapids
1931 Shawan entered the league; Neenah left the league.
1932 Appleton Athletics, Appleton Merchants, Darboy, De Pere, Green Bay, Little Chute, Neenah, Oshkosh, Wrighton.
1935 Appleton, De Pere, Green Bay, Kimberly, Little Chute, Mensha
1936 Clintonville and New London entered the League
1938 Appleton, Grand Chute, Green Bay, Kaukauna, Little Chute and Neenah
1939 Kimberley, Manitowoc, Menesha and Oshkosh entered the league; Grand Chute and Neenah left the league.
1956 Appleton, Freedom, Harriston, Kaukauna, Little Chute, Manitowoc, Menasha Falcons, Menasha Mac, Reedsville, Two Rivers