| Franchise | AA | A | B | C |
|---|---|---|---|---|
| Boston Braves (1 team) | Harrisburg | |||
| Boston Red Sox (1 team) | Reading | |||
| Brooklyn Dodgers (1 team) | York | |||
| Chicago Cubs (1 team) | Los Angeles | |||
| Cincinnati Reds (2 teams) | Topeka | Rock Island | ||
| Cleveland Indians (2 teams) | New Orleans | Zanesville | ||
| Detroit Tigers (6 teams) | Toronto | Beaumont, Hutchinson/Bartlesville | Quincy/Nashua/Brockton | Huntington, Shreveport |
| New York Giants (1 team) | Attleboro/Lawrence/Woonsocket | |||
| New York Yankees (4 teams) | Newark | Binghamton | Durham | Wheeling |
| Philadelphia Athletics (1 team) | Williamsport | |||
| Pittsburgh Pirates (1 team) | Tulsa | |||
| St. Louis Browns (2 teams) | Joplin, San Antonio | |||
| St. Louis Cardinals (7 teams) | Columbus, Rochester | Elmira, Houston, Springfield | Greensboro, Springfield | |
| Washington Senators (2 teams) | Chattanooga | Springfield |
Performance data on minor and international leagues is licensed from and provided by the SABR Minor Leagues Database, a community project sponsored by the Minor Leagues Committee of the Society for American Baseball Research.
The database is under active development. Many statistics are incomplete due to ongoing research and/or limitations in published sources. To learn more about these limitations, or to find out how to contribute, click here.
Minor league Total Zone (Rctch&Rtz, 2005-2009) data provided by Baseballprojection.com and Minorleaguesplits.com.