| Antigua Barracuda FC |
St. John's, Antigua and Barbuda |
USL Championship |
professional |
defunct |
| Atlanta United 2 |
Kennesaw, Georgia |
USL Championship |
professional |
active |
| Austin Aztex |
Austin, Texas |
USL Championship |
professional |
defunct |
| Austin Bold FC |
Austin, Texas |
USL Championship |
professional |
active |
| Bethlehem Steel FC |
Bethlehem, Pennsylvania |
USL Championship |
professional |
active |
| Birmingham Legion FC |
Birmingham, Alabama |
USL Championship |
professional |
active |
| Charleston Battery |
Mount Pleasant, South Carolina |
USL Championship |
professional |
active |
| Charlotte Eagles |
Cincinnati, Ohio |
USL Championship |
professional |
defunct |
| Charlotte Independence |
Matthews, North Carolina |
USL Championship |
professional |
active |
| Colorado Springs Switchbacks FC |
Colorado Springs, Colorado |
USL Championship |
professional |
active |
| Dayton Dutch Lions |
West Carrollton, Ohio |
USL Championship |
professional |
defunct |
| El Paso Locomotive FC |
El Paso, Texas |
USL Championship |
professional |
active |
| F.C. New York |
Queens, New York |
USL Championship |
professional |
defunct |
| FC Cincinnati |
Cincinnati, Ohio |
USL Championship |
professional |
defunct |
| FC Montreal |
Montreal, Quebec |
USL Championship |
professional |
defunct |
| Fresno FC |
Fresno, California |
USL Championship |
professional |
defunct |
| Hartford Athletic |
Hartford, Connecticut |
USL Championship |
professional |
active |
| Indy Eleven |
Indianapolis, Indiana |
USL Championship |
professional |
active |
| Las Vegas Lights FC |
Las Vegas, Nevada |
USL Championship |
professional |
active |
| Los Angeles Galaxy II |
Carson, California |
USL Championship |
professional |
active |
| Loudoun United FC |
Leesburg, Virginia |
USL Championship |
professional |
active |
| Louisville City FC |
Louisville, Kentucky |
USL Championship |
professional |
active |
| Memphis 901 FC |
Memphis, Tennessee |
USL Championship |
professional |
defunct |
| Nashville SC |
Nashville, Tennessee |
USL Championship |
professional |
defunct |
| New Mexico United |
Albuquerque, New Mexico |
USL Championship |
professional |
active |
| New York Red Bulls II |
Harrison, New Jersey |
USL Championship |
professional |
active |
| North Carolina FC |
Cary, North Carolina |
USL Championship |
professional |
active |
| Oakland East Bay |
Concord, California |
USL Championship |
professional |
active |
| Oklahoma City Energy FC |
Oklahoma City, Oklahoma |
USL Championship |
professional |
active |
| Orange County SC |
Irvine, California |
USL Championship |
professional |
active |
| Orlando City B |
Orlando, Florida |
USL Championship |
professional |
defunct |
| Orlando City SC |
Lake Buena Vista, Florida |
USL Championship |
professional |
defunct |
| Ottawa Fury FC |
Ottawa, Ontario |
USL Championship |
professional |
defunct |
| Penn FC |
Harrisburg, Pennsylvania |
USL Championship |
professional |
defunct |
| Phoenix FC Wolves |
Tempe, Arizona |
USL Championship |
professional |
defunct |
| Phoenix Rising FC |
Tempe, Arizona |
USL Championship |
professional |
active |
| Pittsburgh Riverhounds SC |
Pittsburgh, Pennsylvania |
USL Championship |
professional |
active |
| Portland Timbers 2 |
Portland, Oregon |
USL Championship |
professional |
active |
| Puerto Rico United |
Aguada, Puerto Rico |
USL Championship |
professional |
defunct |
| Queensboro FC |
Queens, New York |
USL Championship |
professional |
active |
| Real Monarchs SLC |
Herriman, Utah |
USL Championship |
professional |
active |
| Reno 1868 FC |
Reno, Nevada |
USL Championship |
professional |
active |
| Richmond Kickers |
Richmond, Virginia |
USL Championship |
professional |
defunct |
| Rio Grande Valley FC Toros |
Edinburg, Texas |
USL Championship |
professional |
active |
| River Plate Puerto Rico |
Fajardo, Puerto Rico |
USL Championship |
professional |
defunct |
| Rochester Rhinos |
Rochester, New York |
USL Championship |
professional |
defunct |
| Sacramento Republic FC |
Sacramento, California |
USL Championship |
professional |
active |
| Saint Louis FC |
Fenton, Missouri |
USL Championship |
professional |
active |
| San Antonio FC |
San Antonio, Texas |
USL Championship |
professional |
active |
| San Diego Loyal SC |
San Diego, California |
USL Championship |
professional |
active |
| Sevilla FC Puerto Rico |
Juncos, Puerto Rico |
USL Championship |
professional |
defunct |
| Sporting Kansas City II |
Kansas City, Missouri |
USL Championship |
professional |
active |
| Tacoma Defiance |
San Diego, California |
USL Championship |
professional |
active |
| Tampa Bay Rowdies |
Tampa, Florida |
USL Championship |
professional |
active |
| Toronto FC II |
Toronto, Ontario |
USL Championship |
professional |
defunct |
| Tulsa Roughnecks FC |
Tulsa, Oklahoma |
USL Championship |
professional |
active |
| Vancouver Whitecaps FC 2 |
Vancouver, British Columbia |
USL Championship |
professional |
defunct |
| VSI Tampa Bay FC |
Plant City, Florida |
USL Championship |
professional |
defunct |
| Wilmington Hammerheads FC |
Wilmington, North Carolina |
USL Championship |
professional |
defunct |