| Season Name | Division Name | Team Name |
| 2012 Spring | Farm | Bulls |
| 2012 Spring | Farm | Express |
| 2012 Spring | Farm | Hooks |
| 2012 Spring | Farm | IronBirds |
| 2012 Spring | Farm | Knights |
| 2012 Spring | Farm | Lugnuts |
| 2012 Spring | Farm | Mud Hens |
| 2012 Spring | Farm | Paw Sox |
| 2012 Spring | Farm | Rattlers |
| 2012 Spring | Farm | River Bandits |
| 2012 Spring | Farm | River Cats |
| 2012 Spring | Farm | River Dogs |
| 2012 Spring | Farm | RockHounds |
| 2012 Spring | Farm | Sea Dogs |
| 2012 Spring | Farm | Stars |
| 2012 Spring | Farm | Threshers |
| 2012 Spring | Majors | Angels |
| 2012 Spring | Majors | Athletics |
| 2012 Spring | Majors | Cardinals |
| 2012 Spring | Majors | Cubs |
| 2012 Spring | Majors | Giants |
| 2012 Spring | Majors | Mariners |
| 2012 Spring | Majors | Padres |
| 2012 Spring | Majors | Yankees |
| 2012 Spring | Minor A | Athletics |
| 2012 Spring | Minor A | Cubs |
| 2012 Spring | Minor A | Giants |
| 2012 Spring | Minor A | Phillies |
| 2012 Spring | Minor A | Rays |
| 2012 Spring | Minor A | Tigers |
| 2012 Spring | Minor B | Athletics |
| 2012 Spring | Minor B | Braves |
| 2012 Spring | Minor B | Giants |
| 2012 Spring | Minor B | Indians |
| 2012 Spring | Minor B | Mets |
| 2012 Spring | Minor B | Nationals |
| 2012 Spring | Minor B | Rangers |
| 2012 Spring | Minor B | Royals |
| 2012 Spring | Tee Ball 4 | |
| 2012 Spring | Tee Ball 4 | |
| 2012 Spring | Tee Ball 4 | |
| 2012 Spring | Tee Ball 4 | |
| 2012 Spring | Tee Ball 4 | |
| 2012 Spring | Tee Ball 4 | IronBirds |
| 2012 Spring | Tee Ball 4 | Paw Sox |
| 2012 Spring | Tee Ball 4 | Rattlers |
| 2012 Spring | Tee Ball 4 | River Cats |
| 2012 Spring | Tee Ball 4 | Sea Dogs |
| 2012 Spring | Tee Ball 6 | Bulls |
| 2012 Spring | Tee Ball 6 | Express |
| 2012 Spring | Tee Ball 6 | Hooks |
| 2012 Spring | Tee Ball 6 | IronBirds |
| 2012 Spring | Tee Ball 6 | Knights |
| 2012 Spring | Tee Ball 6 | Lugnuts |
| 2012 Spring | Tee Ball 6 | Paw Sox |
| 2012 Spring | Tee Ball 6 | Rattlers |
| 2012 Spring | Tee Ball 6 | River Bandits |
| 2012 Spring | Tee Ball 6 | River Cats |
| 2012 Spring | Tee Ball 6 | River Dogs |
| 2012 Spring | Tee Ball 6 | RockHounds |
| 2012 Spring | Tee Ball 6 | Sea Dogs |
| 2012 Spring | Tee Ball 6 | Threshers |
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