| West Michigan Edge | USL League Two | — | 1995 | — |
| West Texas FC | National Premier Soccer League | Midland | 2008 | Astound Broadband Stadium |
| West Virginia Chaos | USL League Two | Charleston | 2003 | Schoenbaum Stadium |
| Westchester Flames | USL League Two | New York City | 1999 | City Park Stadium |
| Western Mass Pioneers | USL League Two | Ludlow | 1998 | Lusitano Stadium |
| Western New York Flash | National Women's Soccer League | Rochester | 2008 | Marina Auto Stadium |
| Wichita Wings | — | — | 1979 | Kansas Coliseum |
| Wichita Wings | Major Indoor Soccer League | — | 2011 | Hartman Arena |
| Willamette Valley Firebirds | USL League Two | — | 1992 | — |
| Wilmington Hammerheads FC | USL Championship, USL Second Division, USL League Two | Wilmington | 1996 | Legion Stadium |
| Wisconsin Rebels | USL League Two | — | 1998 | — |
| Worcester Kings | USL League Two | — | 2002 | — |
| Yabuco SUAL FC | Puerto Rico Soccer League | — | 2014 | — |
| Yabucoa Borikén | Liga Nacional de Fútbol de Puerto Rico | — | 2008 | — |
| Yakima Reds | USL League Two | — | 1995 | — |
| Youngstown Nighthawks | Premier Arena Soccer League | — | 2014 | Covelli Centre |
| Zanesville Athletic FC | National Premier Soccer League | — | 2012 | — |