Major League Soccer (MLS) is a men's professional soccer league sanctioned by the United States Soccer Federation, which represents the sport's highest level in the United States and Canada. The league comprises 27 teams – 24 in the U.S. and 3 in Canada – and will expand to 30 teams by the 2023 season. MLS constitutes one of the major professional sports leagues in the United States and Canada. The league is headquartered in Midtown Manhattan.
