| Atlanta Silverbacks | Atlanta | 1994 | Atlanta Silverbacks Park |
| Fort Lauderdale Strikers | Fort Lauderdale | 2006 | Lockhart Stadium |
| Jacksonville Armada FC | — | 2013 | VyStar Ballpark |
| Minnesota United FC | — | 2010 | National Sports Center |
| Puerto Rico FC | Bayamón | 2015 | Juan Ramón Loubriel Stadium |
| Puerto Rico Islanders | Bayamón | 2003 | Juan Ramón Loubriel Stadium |
| Rayo OKC | Oklahoma City | 2015 | Yukon High School |
| San Antonio Scorpions | — | 2010 | Toyota Field |
| San Francisco Deltas | San Francisco | 2016 | Kezar Stadium |
| Virginia Cavalry FC | — | 2012 | BallPark at One Loudoun |
| Baltimore Comets | Baltimore | 1974 | Memorial Stadium |
| Boston Minutemen | Boston | 1974 | Alumni Stadium |
| California Surf | Anaheim | 1978 | Angel Stadium of Anaheim |
| Chicago Mustangs | Chicago | 1967 | Comiskey Park |
| Chicago Sting | Chicago | 1974 | Soldier Field |
| Cleveland Stokers | Cleveland | 1967 | Cleveland Stadium |
| Colorado Caribous | Denver | 1978 | Mile High Stadium |
| Connecticut Bicentennials | Hartford | 1975 | Yale Bowl, Trinity Health Stadium |
| Denver Dynamos | Denver | 1974 | Mile High Stadium |
| Detroit Express | Detroit | 1978 | Pontiac Silverdome |
| Fort Lauderdale Strikers | Fort Lauderdale | 1977 | Lockhart Stadium |
| Houston Hurricane | Houston | 1978 | Astrodome |
| Houston Stars | Houston | 1967 | Astrodome |
| Jacksonville Tea Men | — | 1980 | Gator Bowl Stadium |
| Kansas City Spurs | Kansas City | 1967 | Municipal Stadium |
| Las Vegas Quicksilvers | Las Vegas | 1976 | Sam Boyd Stadium |
| Los Angeles Aztecs | Los Angeles | December 11, 1973 | Weingart Stadium |
| Miami Toros | Washington, D.C. | 1972 | Miami Orange Bowl |
| Minnesota Strikers | Minneapolis | 1984 | Hubert H. Humphrey Metrodome |
| Montreal Manic | Montreal | 1981 | Olympic Stadium |
| New England Tea Men | Foxborough | 1978 | Foxboro Stadium |
| New York Cosmos | New York City | 1970 | Giants Stadium |
| Oakland Stompers | Oakland | 1978 | Oakland Coliseum |
| Philadelphia Atoms | Philadelphia | 1973 | Veterans Stadium |
| Philadelphia Fury | Philadelphia | 2014 | Veterans Stadium |
| Philadelphia Fury | — | 1978 | Veterans Stadium |
| Portland Timbers | Portland | 1975 | Providence Park |
| Rochester Lancers | Rochester | 1967 | Holleder Memorial Stadium |
| San Antonio Thunder | — | 1975 | Alamo Stadium |
| San Diego Jaws | San Diego | 1976 | Aztec Bowl |
| San Diego Sockers | San Diego | 1978 | San Diego Stadium |
| San Diego Toros | San Diego | 1966 | Balboa Stadium |
| San Jose Earthquakes | San Jose | December 11, 1973 | — |
| Team America | Washington, D.C. | 1983 | Robert F. Kennedy Memorial Stadium |
| Team Hawaii | Honolulu | 1977 | Aloha Stadium |
| Tulsa Roughnecks | Tulsa | 1978 | Skelly Field at H. A. Chapman Stadium |
| Washington Diplomats | Washington, D.C. | 1974 | Robert F. Kennedy Memorial Stadium |
| Washington Whips | Washington, D.C. | 1967 | Robert F. Kennedy Memorial Stadium |