Professional sports leagues in the United States includes major professional sports leagues, other highest-level professional leagues, and minor leagues.
Based on revenue, the major professional sports leagues in the United States comprises the following: Major League Baseball (MLB), Major League Soccer (MLS), National Basketball Association (NBA), National Football League (NFL), and National Hockey League (NHL).
The major sports leagues tend to have the greatest fan interest, have national television contracts, draw high fan attendance, and have teams located throughout the largest metropolitan areas in the United States.