American soccer writing, history & data.
| Season | Name | Abbreviation | Champion | Champion (Tier 2) | Champion (Tier 3) |
|---|---|---|---|---|---|
| 1997 | United Systems of Independent Soccer Leagues A-League | USISL A-League | Milwaukee Rampage | - | - |
| 1998 | United Systems of Independent Soccer Leagues A-League | USISL A-League | Rochester Raging Rhinos | - | - |
| 1999 | United Soccer Leagues A-League | USL A-League | Minnesota Thunder | - | - |
| Organizing body | Dates |
|---|---|
| USISL, Inc. | Oct. 1, 1996 – Sept. 30, 2009 |