The Soccadillos first experience in the U.S. Open Cup came in 1991, when they lost 3–0 to the Richardson Rockets in the Region III first round. In June 1997, Lone Stars earned a berth in the 1997 U.S. Open Cup advancing to the second round.
The Soccadillos' initial appearance in the U.S. Open Cup was in 1991, resulting in a loss against the Richardson Rockets in the Region III first round. In June 1997, Lone Stars qualified for the 1997 U.S. Open Cup and advanced to the second round.