| Velo Girls | San Francisco Bay Area | Club |
| California Mountain Biking Coalition | California | Club |
| California Mountain Biking Coalition | California | Club |
| Mtb Experience | Northern Ca | Club |
| Mt. Wilson Bicycling Association | Los Angeles | Club |
| Cosmo's Factory | Pasadena/Burbank | Club |
| High Sierra Cyclists | Ridgecrest | Club |
| Inland Valley Mountain Bike Association | Riverside County | Club |
| Simple Green / Cycles Veloce | So Cal | Club |
| Marin County Bicycle Coalition | San Francisco Bay Area | Club |
| MTBNomad | North San Diego county | Club |
| EDH Trails | El Dorado Hills | Club |
| U-LOCK MOB MTB | Downtown Los Angeles | Club |
| Redding Mountain Biking | Redding | Club |
| Ventura County BOMB | | Club |
| Yucaipa BOMB | Yucaipa | Club |
| Over the Bars MTB Club | Los Angeles and surrounding area | Club |
| Bicyclists of Nevada County (BONC) | Nevada City | Club |
| Lowelifes Respectable Citizens' Club | Southern California | Club |
| Orange County Mountain Bike Association | Orange County | Club |
| Tahoe Rim Trail Association | Lake Tahoe | Club |
| Santa Cruz Mountains Trail Stewardship (SCMTS) | Santa Cruz | Club |
| San Diego Mountain Biking Association (SDMBA) | San Diego | Club |
| SAGE Trail Alliance (SBMTV) | Santa Barbara | Club |
| Access4Bikes | Marin | Club |
