Many international baseball events are coordinated by the baseball division of the World Baseball Softball Confederation, including the World Baseball Classic.
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.
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, a youth program in the USA.
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) ([1]).
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
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
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[2] 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;
National League
American League
Minor League Baseball (MiLB) in the United States and Canada, comprising several levels and multiple component leagues;
AAA-level
International League
Pacific Coast League
AA-level
Eastern League
Southern League
Texas League
A-level
High-A / A-advanced
California League
Carolina League
Florida State League
A-level
Midwest League
South Atlantic League
Short-season A-level
New York – Penn League
Northwest League
Rookie-league
Rookie-advanced
Appalachian League
Pioneer Baseball League
Rookie-level
Arizona League
Gulf Coast League
Dominican Summer League
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
Pacific Association of Professional Baseball Clubs
Pecos League
United Shore Professional Baseball League
California Winter League
Colombian Professional Baseball League, Colombia
Dominican Professional Baseball League (LDBP), Dominican Republic
Mexican Pacific League (winter league)
Mexican League (Triple-A)
Nicaraguan Professional Baseball League
Panamanian Professional Baseball League
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
Asia Series
Asia Winter Baseball League
Nippon Professional Baseball (NPB)
Central League (major)
Pacific League (major)
Eastern League (minor)
Western League (minor)
Japanese Baseball League (Former League of Central League and Pacific League)
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)
KBO League, South Korea (major)
KBO Futures League, South Korea (minor)
Chinese Professional Baseball League (CPBL, major)
Chinese Professional Baseball Minor League (minor)
Taiwan Major League (TML, major, defunct)
Asia Winter Baseball League
National Adult Class A Spring League
China Baseball League (CBL), China (Peoples' Republic of China)
Baseball Philippines
Israel Baseball League
Thailand Baseball League
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
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
