Leagues and Clubs of USA1973
NASL (1. League)
- 1. Philadelphia Atoms
- 2. Dallas Tornado
- 3. New York Cosmos
- 4. Toronto Metros
- 5. Miami Toros
- 6. St. Louis Stars
- 7. Montréal Olympique
- 8. Atlanta Apollos
- 9. Rochester Lancers
American Soccer League (2. League)
NCAA College Cup (0. League)
- Bowling Green Falcons
- Bridgeport Purple Knights
- Brown Bears
- Clemson Tigers
- Connecticut Huskies
- Hartwick Hawks
- James Madison Dukes
- Maryland Terrapins
- Penn State Nittany Lions
- Pennsylvania Quakers
- San Francisco Dons
- Santa Clara Broncos
- SIU Edwardsville Cougars
- South Florida Bulls
- St. Louis Billikens
- Temple Owls
- UCLA Bruins
- Washington Huskies
- West Virginia Mountaineers
- Yale Bulldogs
University (0. League)
- Adelphi Panthers
- Akron Zips
- Bowdoin Polar Bears
- Brockport Golden Eagles
- Brooklyn Bulldogs
- Bucknell Bison
- Buffalo State Bengals
- California Berkeley Golden Bears
- Chico State Wildcats
- Cincinnati STCC Surge
- Cleveland State Vikings
- Colgate Raiders
- Colorado Mines Orediggers
- Columbia Lions
- Cornell Big Red
- Dartmouth Big Green
- Delaware Fightin' Blue Hens
- Denver Pioneers
- Drexel Dragons
- Duke Blue Devils
- East Stroudsburg Warriors
- Fairleigh Dickinson Knights
- Florida Technical Knights
- Fresno State Bulldogs
- George Washington Colonials
- Harvard Crimson
- Hoffman Estates Hawks
- Hofstra Pride
- Howard Bison
- Indiana Hoosiers
- Ithaca Bombers
- Long Island Blackbirds
- Loyola Greyhounds
- Marshalltown Tigers
- Mercer CC Vikings
- Michigan State Spartans
- Minnesota Morris Cougars
- Montclair State Red Hawks
- Nassau Lions
- Navy Midshipmen
- New York U Violets
- North Carolina Tar Heels
- Philadelphia Textile Rams
- Pima Aztecs
- Pittsburgh Panthers
- Quincy Hawks
- Rhode Island Rams
- Rutgers Scarlet Knights
- Saint Joseph's Hawks
- San Diego State Aztecs
- San Jose State Spartans
- Southern Connecticut SU Owls
- St. Francis Brooklyn Terriers
- Stanford Cardinal
- Union College Lincoln Warriors
- Virginia Cavaliers
- Williams Ephmen
