| Mountain Bike the Tetons | Driggs | Club |
| Stillwater Area Scholastic Cycling Advocates (SASCA) | Stillwater | Club |
| MTB Gwinnett | Gwinnett County | Club |
| Tri-State Mountain Bike Riders (TMBR) | Dubuque | Club |
| Bicyclists of Nevada County (BONC) | Nevada City | Club |
| Redwood Empire Mountain Bike Alliance (REMBA) | Santa Rosa | Club |
| Access4Bikes | Marin | Club |
| Mankato Area Mountain Bikers (MAMB) | Mankato | Club |
| Bike Fort Collins (FOCO) | Fort Collins | Club |
| Mid-Atlantic Off-Road Enthusiasts (MORE) | Fairfax | Club |
| Boulder Mountainbike Alliance (BMA) | Boulder, CO | Club |
| South East Georgia SORBA (SEGA-SORBA) | Savannah | Club |
| Crested Butte Mountain Bike Association (CBMBA) | Crested Butte | Club |
| Northeast Alabama Bicycle Association (NEABA) | Anniston | Club |
| SAGE Trail Alliance (SBMTV) | Santa Barbara | Club |
| Friends of Pathways (FOP) | Jackson Hole | Club |
| Central Iowa Trail Association (CITA) | Des Moines | Club |
| Cape Fear SORBA | Cape Fear | Club |
| Myrtle Beach Area Mountain Biking Association (MBA2) | Myrtle Beach | Club |
| Ridge Riders Mountain Bike Association (RRMBA) | Lakeland | Club |
| Chattahoochee Valley Area SORBA | Western Georgia | Club |
| Shenandoah Valley Bicycle Coalition (SVBC) | Harrisonburg | Club |
| Summit County Mountain Bike Alliance (SCOMBA) | Summit County | Club |
| Saratoga Mountain Bike Association (SMBA) | Saratoga | Club |
| Colorado Mountain Bike Association (COMBA) | Lakewood | Club |
