| E-Mountain Bike Lovers | Washington DC, Maryland and Virginia | Club |
| Clinch Valley Trail Alliance | Oak Ridge | Club |
| Roaring Fork Mountain Bike Association (RFMBA) | Aspen | Club |
| Gateway Off-Road Cyclists (GORC) | St. Louis Area | Club |
| Triad Mountain Bike Group (MeetUp)**defunct** | Triad (Winston-Salem/Greensboro/High Point) | Club |
| Friends Of Nebo (FON) | Mt. Nebo, Dardanelle | Club |
| Santa Cruz Mountains Trail Stewardship (SCMTS) | Santa Cruz | Club |
| Southern Off-Road Bicycle Association Tri-Cities Chapter (SORBA) | Northeast Tennessee | Club |
| Vail Valley Mountain Trails Association | Edwards/Vail/Eagle | Club |
| Toledo Area Mountain Bike Association | Toledo | Club |
| Central Arkansas Trail Alliance | Central Arkansas | Club |
| Ozark Off Road Cyclists (OORC) | Fayetteville | Club |
| Down East Cyclists | Jacksonville, NC | Club |
| Friends of Greensboro Parks and Recreation Foundation (FGPRF) | Greensboro | Club |
| Cloud City Wheelers | Leadville | Club |
| Gallup Trails (GALLUP) | New Mexico | Club |
| Tahoe Rim Trail Association | Lake Tahoe | Club |
| Central Maine NEMBA | Waterville | Club |
| Tarheel Trailblazers | Charlotte | Club |
| SAMBA Spartanburg Area Mountain Bike Association | Spartanburg | Club |
| Taos Mountain Bike Association | Northern New Mexico | Club |
| NEMBA Midcoast Maine Chapter | Rockport | Club |
| MTB Chicks | South Florida | Club |
| Rust Belt Revival Trail Coalition | Trumbull, Mahoning, Columbiana Counties | Club |
| MTBMD | Westminster | Club |
