The Premier League is the top level of the English football league system. Contested by 20 clubs, it operates on a system of promotion and relegation with the English Football League (EFL).
Major League Soccer (MLS) is a men's professional soccer league sanctioned by U.S. Soccer that represents the sport's highest level in both the United States and Canada. MLS constitutes one of the major professional sports leagues of the United States and Canada. The league comprises 23 teams—20 in the U.S. and 3 in Canada. The MLS regular season runs from March to October, with each team playing 34 games; the team with the best record is awarded the Supporters' Shield. The postseason includes twelve teams competing in the MLS Cup Playoffs through November and December, culminating in the championship game the MLS Cup. MLS teams also play in other domestic competitions against teams from other divisions in the U.S. Open Cup and in the Canadian Championship. MLS teams also compete against continental rivals in the CONCACAF Champions League.
The Campeonato Nacional de Liga de Primera División, commonly known as La Liga, is the men's top professional football division of the Spanish football league system. Administered by the Liga Nacional de Fútbol Profesional, also known as the Liga de Fútbol Profesional (LFP), La Liga is contested by 20 teams, with the three lowest-placed teams at the end of each season relegated to the Segunda División and replaced by the top three teams in that division.
Serie A, also called Serie A TIM due to sponsorship by TIM, is a professional league competition for football clubs located at the top of the Italian football league system and the winner is awarded the Coppa Campioni d'Italia. It has been operating for over eighty years since the 1929–30 season. It had been organized by Lega Calcio until 2010, when the Lega Serie A was created for the 2010–11 season.
The English Football League Championship is the highest division of the English Football League (EFL) and second-highest overall in the English football league system, after the Premier League. Each year, the top finishing teams in the Championship are promoted to the Premier League, and the lowest finishing teams are relegated to League One.
The Bundesliga is a professional association football league in Germany and the football league with the highest average stadium attendance worldwide. At the top of the German football league system, the Bundesliga is Germany's primary football competition. The Bundesliga comprises 18 teams and operates on a system of promotion and relegation with the 2. Bundesliga. Seasons run from August to May. Most games are played on Saturdays and Sundays, with a few games played on weekdays. All of the Bundesliga clubs qualify for the DFB-Pokal. The winner of the Bundesliga qualifies for the DFL-Supercup.
The USL Championship (USLC), is a professional men's soccer league in the United States and Canada that began its inaugural season in 2011. The USL is sanctioned by the United States Soccer Federation as a Division II Professional League since 2017, placing it under Major League Soccer in the hierarchy. The USL is headquartered in Tampa, Florida.
The A-League is a professional men's soccer league run by Football Federation Australia (FFA). At the top of the Australian league system, it is the country's primary competition for the sport. The A-League was established in 2004 as a successor to the National Soccer League (NSL) and competition commenced in August 2005. The league is currently contested by ten teams; nine based in Australia and one based in New Zealand. It is known as the Hyundai A-League (HAL) through a sponsorship arrangement with the Hyundai Motor Company.
The Primeira Liga, also known as Liga NOS for sponsorship reasons, is the top professional association football division of the Portuguese football league system. It is organised and supervised by the Liga Portuguesa de Futebol Profissional. As of the 2014–15 season, the Primeira Liga is contested by 18 teams, with the two lowest placed teams relegated to the Segunda Liga and replaced by the top-two non-reserve teams from this division (except in the 2018–19 season in which the three lowest placed teams are relegated to the Segunda Liga due to the integration in the Primeira Liga of Gil Vicente in the next season. However, the Portuguese Football Federation appealed to proceed with this integration as soon as possible.
The National League, currently named the Vanarama National League for sponsorship reasons, is the top division of the National League in English football. It is the highest level of the National League System and fifth-highest of the overall English football league system. While all of the clubs in the top four divisions of English football are full-time professional, the National League has a mixture of full-time and semi-professional clubs. The National League is the lowest division in the English football pyramid organised on a nationwide basis. Formerly the Conference National, the league was renamed the National League from the 2015–16 season.
The Campeonato Brasileiro Série A, commonly referred as Brasileirão, is a Brazilian professional league for men's football clubs. At the top of the Brazilian football league system, it is the country's primary football competition. Contested by 20 clubs, it operates on a system of promotion and relegation with the Campeonato Brasileiro Série B.