- Trailsmen Motorcycle Club
- Jones Creek Trail Riders
- Applegate Rough Riders
- Eastern Washington Dirt Riders Association
- Oregon Motorcycle Riders Association
- Motorcycle Riders Association
- Lobos MC
- Mt. Scott Motorcycle Club
- Emerald Trail Riders Association
- Ochoco Trail Riders Assn
- Umpqua Lands Trail Riders Assn
- Northwest Off-Road Racers Association
- Columbia Gorge Off-Road Association
- Over The Bars Gang
