List of organized baseball leagues
- 1 International competition
- 2 Americas
- 3 Asia
- 4 Europe
- 5 Oceania
- 6 See also
- 7 References
- Many international baseball events are coordinated by the baseball division of the World Baseball Softball Confederation, including the World Baseball Classic.
Youth Leagues & Major Organizations
- American Legion Baseball, a youth program, headquartered in Indianapolis, Indiana.
- Babe Ruth League, a youth program, headquartered in Hamilton, New Jersey.
- CABA (Continental Amateur Baseball Association), a youth baseball tournament organizer in the USA.
- Cal Ripken Baseball a Division of Babe Ruth League, Inc.
- Dixie Youth Baseball, Inc., a youth program, headquartered in Marshall, Texas.
- Greater Hudson Valley Baseball League, a youth program 8U to 18U, headquartered in Westchester, NY
- Junior Baseball Organization, Inc., a youth program, headquartered in Sherwood, Oregon.
- Little League Baseball, a youth program, headquartered in Williamsport, Pennsylvania.
- Nations Baseball, a youth program in the USA.
- Perfect Game, a youth baseball tournament organizer in the USA.
- Pony Baseball, a youth program, headquartered in Washington, Pennsylvania.
- Dizzy Dean Baseball, a youth program in the USA.
- Rocky Mountain School of Baseball, provides competitive leagues and tournaments ages 7 to 18, in Utah, Idaho, and Nevada, headquartered in Logan, Utah.
- Roy Hobbs, an amateur adult program headquartered in Akron, Ohio.
- Travelball Select, a youth baseball tournament organizer in the USA.
- Triple Crown Sports, a youth baseball tournament organizer in the USA.
- USABL (United States Amateur Baseball League), a youth program, headquartered in Point Pleasant, New Jersey (USA) ().
- USSSA Baseball (United States Specialty Sports Association), a youth and adult program, headquartered in Kissimmee, Florida.
- In the USA, the National Federation of State High School Associations (NFHS) and each state association governs the play of baseball at the high school level. The Federated Christian Athletic Association (FCAA) and state Christian associations oversee the play of baseball at the private Christian School level. Note, however, that a substantial number of Christian schools choose instead to join their state's general athletic association if the organization's rules allow it.
- * Alternative (Autism) Baseball Organization, ABO, United States
- Roy Hobbs Baseball, an amateur adult program headquartered in Akron, Ohio.
- United States Amateur Baseball League, USABL, United States
- Jersey Shore League Baseball, United States
- New Jersey Amateur Baseball League, United States
- Men's Senior Baseball League, United States
- Ohio Fightin' Titans Baseball, United States
- Midlands League Baseball, United States
- Carroll County Men's League Baseball, United States
- Ligue de Baseball Élite du Québec, Canada
- New Brunswick Senior Baseball League, Canada
- Nova Scotia Senior Baseball League, Canada
- National Adult Baseball Association, United States
- Cuban National Series
- Brazilian Baseball Championship
- Amateur Baseball Association (ABA), United States
- All-American Amateur Baseball Association, United States
- Federación Panameña de Beisbol, Panamá
- Minnesota Baseball Association, United States
Tampa Bay NABA, United States
- NCAA conferences: Division I, Division II, Division III, and the College World Series (Div. I, Div. II, Div. III)
- NAIA conferences, including the NAIA Baseball World Series
- National Club Baseball Association (NCBA) conferences
- National Junior College Athletic Association (NJCAA) conferences
- List of Collegiate Summer Baseball Leagues
Townball is a popular tradition in the Upper Midwest, with grassroots support at the local level.
- The Minnesota Baseball Association is the sanctioning body for amateur baseball leagues in Minnesota. A statewide list of leagues is available at the organization's website.
- American United Baseball League
- Midlands League Baseball
- National Semi-Pro Baseball Association
- Mid-Maryland Semi-Pro Baseball League
- Des Moines Semi-Pro Baseball League
- Ohio Valley Baseball League
- PenDel Baseball League
- Intercounty Baseball League
- South Penn Baseball League
- Major League Baseball (MLB) in the United States and Canada, made up of two component leagues;
- Minor League Baseball (MiLB) in the United States and Canada, comprising several levels and multiple component leagues;
- Short-season A-level
- Independent League baseball in the United States and Canada
- American Association of Independent Professional Baseball
- Atlantic League of Professional Baseball
- Canadian American Association of Professional Baseball
- Frontier League
- Empire Pro League
- Pacific Association of Professional Baseball Clubs
- Pecos League
- United Shore Professional Baseball League
- California Winter League
- Colombian Professional Baseball League (LCBP), Colombia
- Dominican Professional Baseball League (LIDOM), Dominican Republic
- Mexican Pacific League (winter league), Mexico
- Mexican League (Triple-A), Mexico
- Nicaraguan Professional Baseball League (LNBP), Nicaragua
- Panamanian Professional Baseball League (LPBP) or Probeis, Panama
- Puerto Rican Professional Baseball League (LBPPR), Puerto Rico
- Venezuelan Professional Baseball League (LVBP), Venezuela
- Federal League defunct since 1915, in the United States
- Union Association
- Negro League baseball, defunct since 1958, in the United States
- All-American Girls Professional Baseball League, defunct since 1954, in the United States
- Canadian Baseball League
- Cuban League
- Venezuelan Summer League
- North Country Baseball League
- Nippon Professional Baseball (NPB)
- Shikoku Island League Plus (Independent)
- Baseball Challenge League (Independent)
- Kansai Independent Baseball League (Independent)
- National Baseball League (ja.国民野球連盟)(Independent defunct since 1948)
- Japan Women's Baseball League (Women's)
- Chinese Professional Baseball League (CPBL, major)
- Taiwan Major League (TML, major, defunct)
- National Adult Class A Spring League
- China Baseball League (CBL), China (Peoples' Republic of China)
- Austrian Baseball League, Austria
- Baseball Bundesliga, Austria
- Croatian Baseball League (in Croatian)
- Division Élite, France
- Bundesliga, Germany
- Greek Baseball
- Irish Baseball League
- Italian Baseball League, Italy
- Honkbal Hoofdklasse, Netherlands
- Hungarian National Baseball League, Hungary
- Liga Atlântica de Basebol, Portugal
- División de Honor de Béisbol, Spain
- Elitserien, Sweden
- British Baseball Federation, United Kingdom
- National League, United Kingdom
- Baseballin SM-sarja, Finland
- Latvian Baseball Federation, Latvia
- Interlyga, Finland, Estonia, Latvia, Lithuania, Belarus
- Nationalliga A , Switzerland
- Baseball/Softball Federation of Ukraine, Kyiv, Ukraine
- Australian Baseball League
- Greater Brisbane League, Australia
- New South Wales Major League, Australia
- New Zealand Baseball
- Palau Major League
- Budweiser Baseball League (formerly Guam Major League), Guam