BCCTRA: British Columbia Competitive Trail Riders Association
Sports, Equestrian, Competitive Trail Riding, Associations - British Columbia Competitive Trail Riding Association. A non-profit organization dedicated to promoting and improving the rapidly growing sport of Competitive Trail Riding in western Canada.
https://www.bcctra.ca/
Arabian Trail Riders Association - Home Page
Sports, Equestrian, Competitive Trail Riding, Associations - Arabian Trail Riders Association. Formed to promote competitive distance and recreational trail riding.
https://trailriders.org/
Eastern Competitive Trail Ride Association
Sports, Equestrian, Competitive Trail Riding, Associations - Eastern Competitive Trail Ride Association. Founded in 1970 as the official regulatory body to promote the sport of Competitive Trail Riding and Competitive Distance Drives in the Northeastern and Mid-Atlantic US states.
https://www.ectra.org/