MLS

Major League Soccer 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. The league comprises 27 teams—24 in the U.S. and 3 in Canada—and plans to expand to 30 teams by the 2023 season.
Conferences: Eastern Conference; Western Conference
Headquarters: New York, New York, United States
Founded: December 17, 1993, United States
First season: 1996
Other club(s) from: Canada
Founders: Lamar Hunt, Philip Anschutz