| Gianni Cycling | Occidental | Club |
| Idyllwild Cycling | Idyllwild | Club |
| Lake Oroville Bicyclists Organization (LOBO) | Oroville | Club |
| Mendocino Coast Cyclists | Fort Bragg | Club |
| Mere Mortals Mountain Bike Club | Sunnyvale | Club |
| Monticello Cycling Club | Vacaville | Club |
| Moonlight Velo | Encinitas | Club |
| Nevada Union High School Mountain Bike Club/Team | Cedar Ridge | Club |
| Pasadena Mountain Bike Club | Pasadena | Club |
| Responsible Organized Mountain Pedalers (ROMP) | Campbell | Club |
| San Luis Obispo Bicycle Club (SLOBC) | San Luis Obispo | Club |
| Santa Barbara Mountain Bike Trail Volunteers (SBMTV) | Santa Barbara | Club |
| SF Urban Riders (SFUR) | San Francisco | Club |
| Share Mountain Bike Club | Corona Del Mar | Club |
| Sonoma County Trails Council (SCTC) | Santa Rosa | Club |
| Southern Sierra Fat Tire Association (SSFTA) | Bakersfield | Club |
| Tahoe Area Mountain Biking Association (TAMBA) | South Lake Tahoe | Club |
| Team On Your Left | San Diego | Club |
| Tehachapi Mountain Trails Association | Tehachapi | Club |
| The TEAM - SoCalCross | Altadena | Club |
| Ukiah Valley Trail Group | Ukiah | Club |
| Village Dirtbags | Lompoc | Club |
| Youth Bicyclists of Nevada County Foundation (YBONC) | Nevada City | Club |
| Yucaipa BOMB | Yucaipa | Club |
| Ventura County BOMB | | Club |
