| Most Seasons Over .500 | |
|---|---|
| Team | Seasons |
| Guelph Royals | 64 |
| Boston Ninja Black Sox | 59 |
| Asheville Tourists | 53 |
| Portland Beavers | 51 |
| Pittsburgh River Bandits | 46 |
| Lowell Knights | 44 |
| New York Gothams | 43 |
| Bryan Bombers | 42 |
| Providence Reds | 34 |
| Winnipeg Goldeyes | 34 |
| Evansville Otters | 33 |
| Austin Dark Horses | 33 |
| Detroit Diesel | 32 |
| Mexican Hat Wild Burros | 32 |
| Phoenix Unforgiven | 31 |