| Aaron Fox League | Forum | Subscription | 04-01-2082 | 16 | 0 | |
| Al Lopez League | Forum | Trial | 08-29-1950 | 16 | 0 | Games paused |
| Albert Pujols League | Forum | Subscription | 06-15-2131 | 16 | 1 | |
| Amos Otis League | Forum | Subscription | 04-21-2139 | 16 | 1 | |
| Andres Galarraga League | Forum | Subscription | 09-19-2113 | 16 | 2 | |
| Ashburn Crawford League | Forum | Dynasty | 05-25-2014 | 24 | 0 | |
| Barry Zito League | Forum | Subscription | 08-10-2102 | 16 | 0 | |
| Bill Mazeroski League | Forum | Subscription | 10-13-2128 | 16 | 2 | |
| Bill Watkins League | Forum | Trial | 07-04-1950 | 16 | 10 | Filling (6 of 16), Games paused |
| Billy Hamilton League | Forum | Dynasty | 05-22-2079 | 16 | 1 | |
| Billy Williams League | Forum | Subscription | 08-19-2071 | 16 | 2 | |
| Birdie Tebbetts League | Forum | Trial | 08-03-1952 | 16 | 0 | Games paused |
| Bob Ferguson League | Forum | Trial | 07-04-1950 | 16 | 9 | Filling (7 of 16), Games paused |
| Bob Horner League | Forum | Subscription | 04-29-1975 | 16 | 0 | |
| Bobby Doerr League | Forum | Subscription | 05-22-2028 | 16 | 1 | |
| Branch Rickey League | Forum | Subscription | 07-10-2228 | 16 | 0 | |
| Buddy Bell League | Forum | Trial | 07-04-1950 | 16 | 14 | Filling (2 of 16), Games paused |
| Carl Dunn League | Forum | Dynasty | 05-25-2014 | 24 | 0 | |
| Carlton Fisk League | Forum | Private | 04-01-2281 | 16 | 0 | |
| Cesar Cedeno League | Forum | Dynasty | 05-22-2075 | 16 | 0 | |
| Charlie Finley League | Forum | Trial | 08-23-1951 | 16 | 0 | Games paused |
| Chick Stahl League | Forum | Trial | 09-12-1952 | 16 | 0 | Games paused |
| Cool Papa Bell League | Forum | Subscription | 04-28-2061 | 16 | 0 | |
| Darrell Johnson League | Forum | Trial | 10-22-1951 | 16 | 0 | |
| Dave Bristol League | Forum | Trial | 12-01-1952 | 16 | 0 | |
| Del Crandall League | Forum | Trial | 09-17-1950 | 16 | 0 | Games paused |
| Dick Howser League | Forum | Trial | 09-12-1951 | 16 | 0 | Games paused |
| Dom DiMaggio League | Forum | Dynasty | 05-22-2075 | 16 | 2 | |
| Don Newcombe League | Forum | Subscription | 07-13-2165 | 16 | 0 | |
| Duke Snider League | Forum | Dynasty | 05-22-2080 | 16 | 0 | |
| Earl Averill League | Forum | Dynasty | 05-22-2077 | 16 | 1 | |
| Ed ONeill League | Forum | Subscription | 04-14-2259 | 16 | 1 | |
| Eddie Dyer League | Forum | Trial | 07-04-1950 | 16 | 9 | Filling (7 of 16), Games paused |
| Ford Hernandez League | Forum | Subscription | 05-05-2219 | 24 | 0 | |
| Frank Robinson League | Forum | Private | 10-23-2189 | 16 | 2 | |
| Fred Lynn League | Forum | Dynasty | 05-22-2076 | 16 | 3 | |
| Fred Mitchell League | Forum | Trial | 08-16-1951 | 16 | 0 | Games paused |
| Gaylord Perry League | Forum | Subscription | 08-21-2714 | 16 | 1 | |
| George Huff League | Forum | Trial | 07-22-1950 | 16 | 0 | Games paused |
| George Van Haltren League | Forum | Dynasty | 05-22-2073 | 16 | 1 | |
| Gibson Feller League | Forum | Subscription | 09-22-2017 | 16 | 1 | |
| Goose Goslin League | Forum | Dynasty | 05-22-2065 | 16 | 0 | |
| Harmon Killebrew League | Forum | Subscription | 08-16-2180 | 16 | 1 | |
| Heinie Wagner League | Forum | Trial | 07-04-1950 | 16 | 1 | Filling (15 of 16), Games paused |
| Jesse Orosco League | Forum | Subscription | 06-01-2215 | 16 | 0 | |
| Jeter Wood League | Forum | Subscription | 05-25-2030 | 16 | 1 | |
| Jim Bottomley League | Forum | Trial | 07-16-1952 | 16 | 0 | Games paused |
| Jim Lefebvre League | Forum | Trial | 11-01-1952 | 16 | 0 | |
| Jimmie Foxx League | Forum | Subscription | 04-18-2327 | 16 | 12 | |
| Jimmy Wynn League | Forum | Dynasty | 05-22-2079 | 16 | 3 | |
