1988 National Challenge Cup
The 1988 National Challenge Cup was the 75th edition of the national soccer championship of the United States. Regional semifinals

Region I
April 24 Spartans SC (DC/VA)	3:2	Philadelphia Inter (East PA)
May 1	NY Pancyprian Freedoms (East NY)	2:1	Hellenic SC (MA)

Region II
Date ? St. Louis Busch SC (MO)	W:L	Madison 56ers (WI)
Date ? Udinese SC (MO)	W:L	Ayulta (IL)

Region III  
Date ? Dallas Mean Green (North TX)	W:L	Galveston International (South TX)
Date ? Soccer City (GA)	W:L	? ? Region IV  
May 21	Greek-American A.C. (North CA)	W:L	Fresno International (North CA)
Date ? King Taco (South CA)	W:L	? ? Regional finals
Result

Region I
Date ? NY Pancyprian Freedoms (East NY)	3:0	Spartans SC (DC/VA)

Region II
Date ? St. Louis Busch SC (MO)	4:0	Udinese SC (MO)

Region III
Date ? Dallas Mean Green (North TX)	2:0	Soccer City (GA)

Region IV
Date ? Greek-American A.C. (North CA)	1:0	King Taco (South CA)

National semifinals
(St. Louis Soccer Park – Fenton, Mo.) June 10	St. Louis Busch SC (MO)	2:0	Dallas Mean Green (North TX)
June 10	Greek-American A.C. (North CA)	3:2	NY Pancyprian Freedoms (East NY)

Final
St. Louis Soccer Park – Fenton, Mo. June 25	St. Louis Busch SC (MO)	2:1 (AET) Greek-American A.C. (North CA)

References
 

Cup
U.S. Open Cup