,San Francisco 49ers,1946-2016,1
,Chicago Bears,1922-2016,1
,Cincinnati Bengals,1968-2016,1
,Buffalo Bills,1960-2016,1
,Denver Broncos,1960-2016,1
,Cleveland Browns,1946-2016,1
,Tampa Bay Buccaneers,1976-2016,1
,Arizona Cardinals,1994-2016,1
,San Diego Chargers,1961-2016,1
,Kansas City Chiefs,1963-2016,1
,Indianapolis Colts,1984-2016,1
,Dallas Cowboys,1960-2016,1
,Miami Dolphins,1966-2016,1
,Philadelphia Eagles,1933-2016,1
,Atlanta Falcons,1966-2016,1
,New York Giants,1925-2016,1
,Jacksonville Jaguars,1995-2016,1
,New York Jets,1963-2016,1
,Detroit Lions,1934-2016,1
,Green Bay Packers,1921-2016,1
,Carolina Panthers,1995-2016,1
,New England Patriots,1971-2016,1
,Oakland Raiders,1960-2016,1
,Los Angeles Rams,1946-2016,1
,Baltimore Ravens,1996-2016,1
,Washington Redskins,1937-2016,1
,New Orleans Saints,1967-2016,1
,Seattle Seahawks,1976-2016,1
,Pittsburgh Steelers,1940-2016,1
,Houston Texans,2002-2016,1
,Tennessee Titans,1999-2016,1
,Minnesota Vikings,1961-2016,1
,All Buffalo ,1920,0
,All Tonawanda ,1920,0
,Fort Porter ,1920,0
,Logan Square ,1920,0
,Rockford A.C. ,1920,0
,Union A.A. ,1920,0
,West Buffalo ,1920,0
,Zanesville Mark Gray ,1920,0
,Lansing Oldsmobile ,1920,0
,Utica K. of C. ,1920,0
,Washington Glee Club ,1920,0
,Buffalo All-Americans,1920-1923,0
,St. Louis All-Stars,1923,0
,Elyria Athletics,1920,0
,Richmond Athletics,1920,0
,Milwaukee Badgers,1922-1926,0
,Buffalo Bills,1947-1949,0
,Buffalo Bisons,1946,0
,Buffalo Bisons,1924-1929,0
,Kansas City Blues,1924,0
,Hartford Blues,1926,0
,Chicago Boosters,1920,0
,Boston Braves,1932,0
,Louisville Brecks,1921-1923,0
,New York Brickley Giants,1921,0
,Los Angeles Buccaneers,1926,0
,Canton Bulldogs,1920-1926,0
,Cleveland Bulldogs,1924-1927,0
,Boston Bulldogs,1929,0
,New York Bulldogs,1949,0
,Chicago Cardinals,1920-1959,0
,St. Louis Cardinals,1960-1987,0
,Phoenix Cardinals,1988-1993,0
,Chi/Pit Cards/Steelers,1944,0
,Chi/Pit Cards/Steelers,1944,0
,Cincinnati Celts,1920,0
,Cincinnati Celts,1921,0
,Los Angeles Chargers,1960,0
,Washington and Jeffe Collegians,1920,0
,Louisville Colonels,1926,0
,Baltimore Colts,1947-1950,0
,Baltimore Colts,1953-1983,0
,Kansas City Cowboys,1925-1926,0
,Evansville Crimson Giants,1921-1922,0
,Brooklyn Dodgers,1930-1943,0
,Brooklyn Dodgers,1946-1948,0
,Los Angeles Dons,1946-1949,0
,Phi/Pit Eagles/Steelers,1943,0
,Phi/Pit Eagles/Steelers,1943,0
,Gary Elks,1920,0
,Duluth Eskimos,1926-1927,0
,Muncie Flyers,1920-1921,0
,Fort Wayne Friars,1920,0
,St. Louis Gunners,1934,0
,Detroit Heralds,1920,0
,Chicago Hornets,1949,0
,St. Paul Ideals,1920,0
,Rock Island Independents,1920-1925,0
,Oorang Indians,1922-1923,0
,Cleveland Indians,1931,0
,Cleveland Indians,1921,0
,Cleveland Indians,1923,0
,Akron Indians,1926,0
,Rochester Jeffersons,1920-1925,0
,Tonawanda Kardex,1921,0
,Duluth Kelleys,1923-1925,0
,Champaign Legion,1920,0
,Racine Legion,1922-1924,0
,Brooklyn Lions,1926,0
,Minneapolis Marines,1920,0
,Minneapolis Marines,1921-1924,0
,Detroit Maroons,1920,0
,Toledo Maroons,1922-1923,0
,Pottsville Maroons,1925-1928,0
,Toledo Maroons,1920,0
,Kenosha Maroons,1924,0
,Houston Oilers,1960-1996,0
,Tennessee Oilers,1997-1998,0
,McKeesport Olympics,1920,0
,Columbus Panhandles,1920-1922,0
,Detroit Panthers,1925-1926,0
,Cleveland Panthers,1920,0
,Boston Patriots,1960-1970,0
,Columbus Wagner Pirates,1920,0
,Pittsburgh Pirates,1933-1939,0
,Akron Pros,1920-1925,0
,Hammond Pros,1920-1926,0
,Pitcairn Quakers,1920,0
,Los Angeles Raiders,1982-1994,0
,Cleveland Rams,1937-1945,0
,St. Louis Rams,1995-2015,0
,Buffalo Rangers,1926,0
,Minneapolis Red Jackets,1929-1930,0
,Cincinnati Reds,1933-1934,0
,Boston Redskins,1933-1936,0
,Chicago Rockets,1946-1948,0
,Rochester Scalpers,1920,0
,Miami Seahawks,1946,0
,Washington Senators,1921,0
,Portsmouth Spartans,1930-1933,0
,Decatur Staleys,1920,0
,Chicago Staleys,1921,0
,Staten Island Stapletons,1929-1932,0
,Syracuse Stars,1920,0
,Chicago Stayms,1920,0
,Providence Steam Roller,1925-1931,0
,Wheeling Stogies,1920,0
,Dallas Texans,1952,0
,Dallas Texans,1960-1962,0
,Pullman Thorns,1920,0
,Chicago Tigers,1920,0
,Cleveland Tigers,1920,0
,Detroit Tigers,1921,0
,Columbus Tigers,1923-1926,0
,Brooklyn Tigers,1944,0
,New York Titans,1960-1962,0
,Racine Tornadoes,1926,0
,Orange Tornadoes,1929,0
,Newark Tornadoes,1930,0
,Thorn Tornados,1920,0
,Dayton Triangles,1920-1929,0
,Moline Universal Tractors,1920,0
,Kewanee Walworths,1920,0
,Detroit Wolverines,1928,0
,New York Yankees,1946-1949,0
,New York Yankees,1927-1928,0
,Boston Yanks,1944-1948,0
,New York Yanks,1950-1951,0
,Bos/Bkn Yanks/Tigers,1945,0
,Frankford Yellow Jackets,1924-1931,0