Arizona Desert Riders, Salome
Arizona Sunriders OHV Club, Quartzsite
Yuma 4 x 4 Club, Yuma
Ghostriders OHV Club, Bouse
Off-Road Clubs
Havasu Side By Side Trail Association, Lake Havasu City
Lake Havasu 4-Wheelers, Lake Havasu City
Bullhead 4-Wheelers, Bullhead City