1998 USISL A-League

The 1998 USISL A-League was an American Division II league run by the United Systems of Independent Soccer Leagues during the summer of 1998.

The Hershey Wildcats advance to the Eastern Conference final.

The Minnesota Thunder advanced 4-2 on aggregate.

The San Diego Flash advance to the Western Conference championship.

The Rochester Rhinos advanced to the finals.