Clubs · 1978
16 clubs
| Club | League | Based in | Home ground |
|---|---|---|---|
| California Surf | North American Soccer League | Anaheim | Angel Stadium of Anaheim |
| Colorado Caribous | North American Soccer League | Denver | Mile High Stadium |
| Detroit Express | North American Soccer League | Detroit | Pontiac Silverdome |
| Hartford Hellions | Major Indoor Soccer League | — | — |
| Houston Hurricane | North American Soccer League | Houston | Astrodome |
| Houston Summit | Major Indoor Soccer League | — | — |
| New England Tea Men | North American Soccer League | Foxborough | Foxboro Stadium |
| New York Eagles | — | New York City | — |
| Oakland Stompers | North American Soccer League | Oakland | Oakland Coliseum |
| Philadelphia Fury | North American Soccer League | — | Veterans Stadium |
| Pittsburgh Spirit | Major Indoor Soccer League | Pittsburgh | Civic Arena |
| San Diego Sockers | North American Soccer League | San Diego | San Diego Stadium |
| Southern California Lazers | American Soccer League | Torrance | — |
| Tulsa Roughnecks | North American Soccer League | Tulsa | Skelly Field at H. A. Chapman Stadium |