| American Association |
AAA |
Columbus Red Birds,
Indianapolis Indians,
Kansas City Blues,
Louisville Colonels,
Milwaukee Brewers,
Minneapolis Millers,
St. Paul Saints,
Toledo Mud Hens |
| International League |
AAA |
Baltimore Orioles,
Buffalo Bisons,
Jersey City Giants,
Montreal Royals,
Newark Bears,
Rochester Red Wings,
Syracuse Chiefs,
Toronto Maple Leafs |
| Pacific Coast League |
AAA |
Hollywood Stars,
Los Angeles Angels,
Oakland Oaks,
Portland Beavers,
Sacramento Solons,
San Diego Padres,
San Francisco Seals,
Seattle Rainiers |
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| Southern Association |
AA |
Atlanta Crackers,
Birmingham Barons,
Chattanooga Lookouts,
Little Rock Travelers,
Memphis Chickasaws,
Mobile Bears,
Nashville Volunteers,
New Orleans Pelicans |
| Texas League |
AA |
Beaumont Exporters,
Dallas Rebels,
Fort Worth Cats,
Houston Buffaloes,
Oklahoma City Indians,
San Antonio Missions,
Shreveport Sports,
Tulsa Oilers |
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| Eastern League |
A |
Albany Senators,
Binghamton Triplets,
Elmira Pioneers,
Hartford Chiefs,
Scranton Red Sox,
Utica Blue Sox,
Wilkes-Barre Barons,
Williamsport Grays |
| South Atlantic League |
A |
Augusta Tigers,
Charleston Rebels,
Columbia Reds,
Columbus Cardinals,
Greenville Spinners,
Jacksonville Tars,
Macon Peaches,
Savannah Indians |
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| Illinois-Indiana-Iowa League |
B |
Danville Dodgers,
Davenport Cubs,
Decatur Commodores,
Evansville Braves,
Quincy Gems,
Springfield Browns,
Terre Haute Phillies,
Waterloo White Hawks |
| Interstate League |
B |
Allentown Cardinals,
Hagerstown Owls,
Harrisburg Senators,
Lancaster Red Roses,
Sunbury Yankees,
Trenton Giants,
Wilmington Blue Rocks,
York White Roses |
| Mexican National League |
B |
Chihuahua Dorados,
El Paso Texans,
Juarez Indios,
Mexico City Aztecs,
Saltillo Peroneros,
Torreon-Gomez Palacio Laguneros |
| New England League |
B |
Fall River Indians,
Lawrence Millionaires,
Lynn Red Sox,
Manchester Giants,
Nashua Dodgers,
Pawtucket Slaters,
Portland Gulls,
Providence Chiefs |
| Piedmont League |
B |
Lynchburg Cardinals,
Newport News Dodgers,
Norfolk Tars,
Portsmouth Cubs,
Richmond Colts,
Roanoke Red Sox |
| Southeastern League |
B |
Anniston Rams,
Gadsden Pilots,
Jackson Senators,
Meridian Peps,
Montgomery Rebels,
Pensacola Fliers,
Selma Cloverleafs,
Vicksburg Billies |
| Tri-State League |
B |
Anderson A's,
Asheville Tourists,
Charlotte Hornets,
Knoxville Smokies,
Shelby Cubs,
Spartanburg Peaches |
| Western International League |
B |
Bremerton Bluejackets,
Salem Senators,
Spokane Indians,
Tacoma Tigers,
Vancouver Capilanos,
Victoria Athletics,
Wenatchee Chiefs,
Yakima Stars |
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| Border League |
C |
Auburn Cayugas,
Granby Red Sox,
Kingston Ponies,
Ogdensburg Maples,
Sherbrooke Canadians,
Watertown Athletics |
| California League |
C |
Bakersfield Indians,
Fresno Cardinals,
Modesto Reds,
Santa Barbara Dodgers,
Stockton Ports,
Visalia Cubs |
| Canadian-American League |
C |
Amsterdam Rugmakers,
Gloversville-Johnstown Glovers,
Oneonta Red Sox,
Pittsfield Electrics,
Quebec Alouettes,
Rome Colonels,
Schenectady Blue Jays,
Trois-Rivieres Royals |
| Carolina League |
C |
Burlington Bees,
Danville Leafs,
Durham Bulls,
Greensboro Patriots,
Leaksville-Draper-Spray Triplets,
Martinsville A's,
Raleigh Capitals,
Winston-Salem Cardinals |
| East Texas League |
C |
Greenville Majors,
Henderson Oilers,
Jacksonville Jax,
Lufkin Foresters,
Paris Red Peppers,
Sherman Twins,
Texarkana Bears,
Tyler Trojans |
| Florida International League |
C |
Havana Cubans,
Lakeland Pilots,
Miami Beach Flamingos,
Miami Sun Sox,
Tampa Smokers,
West Palm Beach Indians |
| Middle Atlantic League |
C |
Butler Yankees,
Erie Sailors,
Johnstown Johnnies,
Niagara Falls Frontiers,
Oil City Oilers,
Youngstown Gremlins |
| Northern League |
C |
Aberdeen Pheasants,
Duluth Dukes,
Eau Claire Bears,
Fargo-Moorhead Twins,
Grand Forks Chiefs,
Sioux Falls Canaries,
St. Cloud Rox,
Superior Blues |
| Pioneer League |
C |
Boise Pilots,
Idaho Falls Russets,
Ogden Reds,
Pocatello Cardinals,
Salt Lake City Bees,
Twin Falls Cowboys |
| West Texas-New Mexico League |
C |
Abilene Blue Sox,
Albuquerque Dukes,
Amarillo Gold Sox,
Borger Gassers,
Clovis Pioneers,
Lamesa Lobos,
Lubbock Hubbers,
Pampa Oilers |
| Western Association |
C |
Fort Smith Giants,
Hutchinson Cubs,
Joplin Miners,
Leavenworth Braves,
Muskogee Reds,
Salina Blue Jays,
St. Joseph Cardinals,
Topeka Owls |
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| Alabama State League |
D |
Brewton Millers,
Dothan Browns,
Geneva Red Birds,
Greenville Lions,
Ozark Eagles,
Troy Trojans |
| Appalachian League |
D |
Bluefield Blue-Grays,
Bristol Twins,
Elizabethton Betsy Cubs,
Johnson City Cardinals,
Kingsport Cherokees,
New River Rebels,
Pulaski Counts,
Welch Miners |
| Blue Ridge League |
D |
Galax Leafs,
Mt. Airy Graniteers,
Radford Rockets,
Salem Friends/Lenoir Red Sox |
| Coastal Plain League |
D |
Fayetteville Cubs,
Goldsboro Goldbugs,
Greenville Greenies,
Kinston Eagles,
New Bern Bears,
Rocky Mount Rocks,
Tarboro Tars,
Wilson Tobs |
| Eastern Shore League |
D |
Cambridge Dodgers,
Centreville Orioles,
Dover Phillies,
Easton Yankees,
Federalsburg A's,
Milford Red Sox,
Salisbury Cardinals,
Seaford Eagles |
| Evangeline League |
D |
Abbeville Athletics,
Alexandria Aces,
Baton Rouge Red Sticks,
Hammond Berries,
Houma Indians,
Natchez Giants,
New Iberia Cardinals,
Thibodaux Giants |
| Florida State League |
D |
Daytona Beach Islanders,
DeLand Red Hats,
Gainesville G-Men,
Leesburg Anglers,
Orlando Senators,
Palatka Azaleas,
Sanford Celeryfeds,
St. Augustine Saints |
| Georgia-Alabama League |
D |
Carrollton Hornets,
La Grange Troupers,
Newnan Brownies,
Opelika Owls,
Tallassee Indians,
Valley Rebels |
| Georgia-Florida League |
D |
Albany Cardinals,
Americus Phillies,
Cordele White Sox,
Moultrie Packers,
Tallahassee Pirates,
Thomasville Tigers,
Valdosta Dodgers,
Waycross Bears |
| Kansas-Oklahoma-Missouri League |
D |
Bartlesville Oilers,
Carthage Cardinals,
Chanute Owls,
Iola Cubs,
Miami Blues,
Pittsburg Browns |
| Kentucky-Illinois-Tennessee League |
D |
Cairo Egyptians,
Clarksville Owls,
Fulton Bulldogs,
Hopkinsville Hoppers,
Madisonville Miners,
Mayfield Clothiers,
Owensboro Oilers,
Union City Greyhounds |
| North Atlantic League |
D |
Bloomingdale Troopers,
Carbondale Pioneers,
Mahanoy City Bluebirds,
Nazareth Cement Dusters,
Newburgh/Walden Hummingbirds,
Nyack Rocklands,
Peekskill Highlanders,
Stroudsburg Poconos |
| North Carolina State League |
D |
Concord Weavers,
Hickory Rebels,
Landis Millers,
Lexington A's,
Mooresville Moors,
Salisbury Pirates,
Statesville Cubs,
Thomasville Dodgers |
| Ohio State League |
D |
Dayton Indians,
Lima Terriers,
Marion Cardinals,
Middletown Rockets,
Newark Moundsmen,
Richmond Roses,
Springfield Giants,
Zanesville Dodgers |
| Pennsylvania-Ontario-New York League |
D |
Batavia Clippers,
Bradford Blue Wings,
Hamilton Cardinals,
Hornell Maples,
Jamestown Falcons,
Lockport Cubs,
Olean Oilers,
Wellsville Yankees |
| Tobacco State League |
D |
Angier-Fuquay Springs Bulls,
Clinton Blues,
Dunn-Erwin Twins,
Sanford Spinners,
Smithfield-Selma Leafs,
Wilmington Pirates |
| Wisconsin State League |
D |
Appleton Papermakers,
Fond du Lac Panthers,
Green Bay Bluejays,
Janesville Bears,
Oshkosh Giants,
Sheboygan Indians,
Wausau Lumberjacks,
Wisconsin Rapids White Sox |
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| Cuban League |
Foreign |
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| Japanese Baseball League |
Foreign |
Chubu Nippon,
Gold Star,
Hankyu,
Kinki Great Ring,
Osaka Tigers,
Pacific,
Senators,
Tokyo Kyojin |
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| Mexican League |
Independent |
Mexico City Diablos Rojos,
Monterrey Industriales,
Nuevo Laredo Tecolotes,
Puebla Angeles,
San Luis Potosi Tuneros,
Tampico Alijadores,
Torreon Algodoneros,
Veracruz Azules |
| Quebec Provincial League |
Independent |
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| United States Baseball League |
Negro |
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| Negro American League |
Negro Majors |
Birmingham Black Barons,
Chicago American Giants,
Cleveland Buckeyes,
Indianapolis Clowns,
Kansas City Monarchs,
Memphis Red Sox |
| Negro National League |
Negro Majors |
Baltimore Elite Giants,
Homestead Grays,
New York Black Yankees,
New York Cubans,
Newark Eagles,
Philadelphia Stars |