The following is a list of teams that play in one of the six major sports leagues in the United States and Canada: Major League Baseball, the National Football League, the Canadian Football League, the National Hockey League, the National Basketball Association, and Major League Soccer. All lists are alphabetical, broken down by U.S. state or Canadian province, and the number in parentheses is the total number of teams in that specific state or province.
This list does not include minor league teams. The leagues included and abbreviations used for those leagues are as follows:
^^Starts play in 2012.
^^ Team plays its home games in Maryland
^^Teams play their home games and have their operational headquarters in New Jersey.