US Open Cup
AS Frenzi
Apotheos
Arizona Monsoon
Asheville City SC
)
Atlanta United
Austin FC II
Azteca FC
Ballard
)
Birmingham Legion
Brockton FC United
Capo
Carolina Core
)
Central Valley Fuego
)
Charleston Battery
Charlotte Independence
Chattanooga FC
)
Chattanooga Red Wolves SC
Chicago City SC
Chicago Fire FC II
Chicago House
Christos FC
Club de Lyon FC
Colorado Rapids 2
Colorado Springs Switchbacks FC
Crown Legacy FC
)
Des Moines Menace
)
Detroit City FC
Duluth FC
El Farolito SC
)
El Paso Locomotive
FC America CFL Spurs
)
FC Dallas
FC Motown
)
FC Tulsa
Folsom
Foro SC
)
Forward Madison FC
Georgia Lions FC
)
Greenville Triumph SC
)
Hartford Athletic
Houston Dynamo FC
Hudson Valley Hammers
Indy Eleven
Irvine Zeta FC
Irvine Zeta FC II
LA Force
)
Las Vegas Lights FC
Lexington SC
)
Los Angeles FC
)
Loudoun United
)
Louisville City FC
Lubbock Matadors
Maryland Bobcats FC
)
Memphis 901
MesoAmerica
)
Miami FC
Miami United
Michigan Stars
Minnesota United 2
)
Monterey Bay FC
)
New Mexico United
New York City FC II
New York Red Bulls II
)
North Carolina FC
)
Northern Colorado Hailstorm
Northern Virginia FC
)
Oakland Roots
)
One Knoxville SC
)
Orange County SC
)
Phoenix Rising FC
)
Pittsburgh Riverhounds
Portland Timbers 2
Real Salt Lake
Redlands
Rhode Island
Richmond Kickers
)
SC United Bantams
Sacramento Republic FC
San Antonio FC
San Jose Earthquakes
Savannah Clovers
Seattle Sounders FC
South Carolina United Heat
)
South Georgia Tormenta FC
Spokane Velocity FC
Sporting Kansas City
Steel City
Tampa Bay Rowdies
)
The Villages SC
Tulsa Athletics
)
Union Omaha
Ventura County FC
Vereinigung Erzgebirge
Vermont Green FC
West Chester United
)
Western Mass. Pioneers