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.
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.
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 Chinese Football Association Super League, commonly known as Chinese Super League or CSL, currently known as the China Ping An Chinese Football Association Super League for sponsorship reasons, is the highest tier of professional football in China, operating under the auspices of the Chinese Football Association (CFA).
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 Football Association Women's Super League is the highest league of women's football in England. It is run by the Football Association and began in April 2011. An initial eight teams competed in the inaugural 2011 edition, which replaced the FA Women's Premier League as the highest level of women's football in England.
Women's Professional Soccer (WPS) was the top level professional women's soccer league in the United States. It began play on March 29, 2009. The league was composed of seven teams for its first two seasons and fielded six teams for the 2011 season, with continued plans for future expansion. The WPS was the highest level in the United States soccer pyramid for the women's game.
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 Belgian First Division A is the top league competition for association football clubs in Belgium. Following the 2015–16 season it was renamed from the Belgian Pro League (officially known as Jupiler Pro League. Contested by 16 clubs, it operates on a system of promotion and relegation with the Belgian First Division B. Seasons run from late July to early May, with teams playing 30 matches each in the regular season, and then entering play-offs 1 or play-offs 2 according to their position in the regular season. Play-offs 1 are contested by the top 6 clubs in the regular season, with each club playing each other twice. Play-offs 2 are contested by teams ranked 7 to 15 in the regular season, divided in two groups of 6 teams playing each other twice. The team finishing in 16th place is relegated. As of 2014 the league was sponsored by AB InBev, brewers of Jupiler beer, and officially known as Jupiler Pro League, the sponsor name for the 2016–17 Belgian First Division A is still unknown.