NFL

The National Football League is a professional American football league consisting of 32 teams, divided equally between the National Football Conference and the American Football Conference. Wikipedia

Number of teams: 32

Sport: American football

Commissioner: Roger Goodell

Founders: Jim Thorpe, George Halas, Ralph Hay, Frank Nied, MORE

Did you know: The National Football League ranks fifth among domestic professional sports leagues in the world by total attendance (17,788,671).wikipedia.org