| Silverton Singletrack Society | Silverton | Club |
| Dirt Divas | Denver | Club |
| Canon City Crank Pedalers | Canon City | Club |
| Overland Mountain Bike Club | Northern Colorado / Southern Wyoming | Club |
| Ridgeline Wranglers | Castle Rock | Club |
| Erie Singletrack Advocates (ESA) | Erie | Club |
| Mountain Top Cycling Club | Teller County | Club |
| Front Rangers Juniors Cycling | Colorado Springs | Club |
| Del Norte singletrack | San Luis valley | Club |
| GS Boulder | Boulder-ish | Club |
| Riding Bkes in the Dirt | Front Range | Club |
| Erie Mountain Bike Club | Erie | Club |
| Rocky Mountain Bicycle Boys | Denver | Club |
| Summit Bike Club | Colorado Springs | Club |
| Bike Fort Collins (FOCO) | Fort Collins | Club |
| Boulder Mountainbike Alliance (BMA) | Boulder, CO | Club |
| Crested Butte Mountain Bike Association (CBMBA) | Crested Butte | Club |
| Summit County Mountain Bike Alliance (SCOMBA) | Summit County | Club |
| Colorado Mountain Bike Association (COMBA) | Lakewood | Club |
| Overland Mountain Bike Association (OMBA) | Fort Collins | Club |
| Medicine Wheel | Pikes Peak Region | Club |
| Roaring Fork Mountain Bike Association (RFMBA) | Aspen | Club |
| Vail Valley Mountain Trails Association | Edwards/Vail/Eagle | Club |
| Cloud City Wheelers | Leadville | Club |
| Gunnison Trails | Gunnison | Club |
