American football in the United States the Fall Experimental Football League played two seasons in 2014 and 2015). Two professional football leagues are pending launch: the Alliance of American Football is scheduled to debut in February 2019, while the XFL, a revamp of a league of the same name that played one season in 2001, is set to return in February 2020. There are several professional indoor football leagues, played at basketball-sized arenas. The oldest one is the Arena Football League, which had several teams co-owned by several NFL owners but is officially independent from the NFL. Indoor football leagues play by significantly different rules that
American football in the United States its players to play. The rules of the game are usually a hybrid of NFL and NCAA rules. There are several different leagues playing in the United States: The North American Football League (NAFL) is an adult amateur American football league. Its teams are located mainly in the Eastern, Midwestern and Southern United States. The teams mostly play regionally in the regular season to keep travel short. In the playoffs, winners of regional play will meet each other for the league championship. The New England Football League (NEFL) has over 30 teams, with at least one in each of the