Professional sports teams in Arizona Professional sports teams in Arizona Arizona has four Major League sports teams, all within the Phoenix metropolitan area, plus a professional WNBA team. The Arizona Diamondbacks are a professional baseball team based in Phoenix, Arizona. They play their home games at Chase Field. They were founded in 1998 as an expansion team in the National League's West Division of the MLB. They became the fastest expansion team to win a World Series title (four seasons) when they beat three-time defending champ the New York Yankees in 2001. The Phoenix Suns play in the NBA's Pacific Division and are the only
Major League Baseball Major League Baseball Major League Baseball (MLB) is a professional baseball organization, the oldest of the four major professional sports leagues in the United States and Canada. A total of 30 teams play in the National League (NL) and American League (AL), with 15 teams in each league. The NL and AL were formed as separate legal entities in 1876 and 1901 respectively. After cooperating but remaining legally separate entities beginning in 1903, the leagues merged into a single organization led by the Commissioner of Baseball in 2000. The organization also oversees Minor League Baseball, which comprises 256 teams affiliated