- (NZ) Canterbury Mountain Bike Club
 - Welcomes all riders from 15 years of age interested in biking for fitness, racing, leisure, or pleasure. - (NZ) Hutt Valley Mountain Bike Club (HVMBC)
- Offers rides and event details, newsletter, rules, and more.
- (AU) Jets Mountain Biking Club
- South Australian club focusing on cross country and downhill.
- (NZ) Mountain Biking Otago
- Features and event calendar, race results, membership details, and more.
- (AU) Perth Mountain Bike Club
- Offers results, contact, and event details.
- (AU) TRC Online
- Mountain bike club.
- (NZ) University of Waikato Mountain Bike Club
- Offers photos, stories, ride details, links, and more.
- Austin Ridge Riders
- Devoted to riding, racing, trail access politics and related events. Information, local trails, riding buddies, links and more.
- B.U.M.P. - Birmingham Urban Mtn. Pedalers
- Members are recreational riders as well as racers. Local events and activities listed.
- Baton Rouge Area Moutain Biking Association
- Builds and maintains mountain bike trails in Southern Louisiana.
- Bigfoot MTB Club
- If you shred, hack, rip, ride or just plain struggle off-road on a bike we guarantee your smile will be bigger with us.
- Bogtrotters Mountain Bike Club
- Located in Lancaster. Caters for all grades. newsletter, members section, ride reports and more.
- BOMB-Believers on Mountain Bikes
- Mountain biking, trail info, weekend rides and more.
- Boulder Offroad Alliance
- Working to make the trails in Boulder County a better place for all users.
- Brazos Valley Mountain Bike Association
- Endeavoring to increase rider's interest and the availability of trails for the off-road cyclist.
- CNY DIRT: Central New York Dedicated Individuals for Responsible Trail-use
- Dedicated to protecting the mountain bike trails of the greater Syracuse area.
- Concerned Off-Road Bicyclists Association (CORBA)
- Representing the interests of mountain bicyclists in the Santa Monica Mountains.
- Dallas Off Road Bicycle Association (DORBA)
- Off-road enthusiasts who want to share the thrills of mountain biking with others in the community.
- Delaware Trail Spinners
- Clubs operating in northern Delaware and nearby Pennsylvania and Maryland. Promotes ecologically and socially responsible trail riding.
- Delta Pedalers Cycling Club
- Club in East Contra Costa County; we promote road bike, mountain bike, and family rides.
- Eastern Fat Tire Association (EFTA)
- Promotes New England mountain bike races, recreational rides, and regional trail access. Home of the New England Championship Series (NECS).
- Extremists Isle of Wight Mountain Bike Club
- Established to enjoy cycling on the Isle of Wight.
- Flying Bananas
- Informal group of off road riders. Regular rides and the occasional sponsored ride.
- Greater Houston Off Road Biking Association
- Organised to maintain access to trails in the park.
- Hans Rey Adventure Team
- Extreme mountain biker.
- ICORR: Iowa City Off Road Riders
- We are a group of mountain bikers committed to trail access, maintenance and racing in Eastern Iowa.
- Illinois Mountain Bike Connection
- Information on local trails, shops, events, races, clubs, links and more.
- International Mountain Bicycling Association (IMBA)
- Promotes mountain bicycling opportunities that are environmentally and socially responsible.
- Ironbound Bike Club
- Created to provide safe and friendly organised rides for bike lovers who like to be on the edge.
- Kuala Lumpur Mountain Bike Hash
- Cycling club that organises mountain bike hashes in the Klang Valley area in Malaysia.
- Merry Cranksters
- IMBA affiliated mountain biking club based in Salem, OR.
- Michigan Mountain Biking Association
- MMBA is a nonprofit organisation that advocates for trail access to mountain bikers in Michigan.
- Mid-Atlantic OffRoad Enthusiasts
- Missing Link Racing
- With race and ride information, and photos.
- MORBA - Misawa Off-Road Bicycling Association
- Mountain
- Mountain Bike Association of Arizona (MBAA)
- Promotes, protects, and preserves the Arizona trail experience through advocacy, education, and responsible recreational and competitive mountain biking.
- Mountain Bike Club Luis Valtueña
- Mountain Biking Club of Virginia Tech
- Mountainbiking Association of Dublin (MAD)
- Ireland's first MTB club focusing on coordinating regular mountain bike rides.
- North Wales Mountain Bike Association
- Club which organises racing, orienteering and recreational off road cycling for riders of all ability levels in mountainous North Wales.
- Potomac Velo Club
- Promotes mountain biking and cyclocross events in Northern Virginia.
- Ra'anana Riders
- Cycle in the central area of Israel. We meet at 07:30 every Shabat in the Ra'anana Hamashbir carpark.
- RADLess Mountain Biking Group
- Club news, rides, features, maps and images of local trails, classified adds, and more.
- Rage Mountain Bike Club
- Local mountain bike organisation for the north suburban Boston area.
- rpmcycling.com - Baltimore, MD
- Information on junior development programmes, cycling advocacy, coaching services, Team RPM, events calendar, and more.
- San Diego Mountain Biking Association
- Advocacy group devoted to improvement of mountain biking and multiple-use trails in San Diego County, California. Affiliated with the International Mountain Biking Association.
- Singapore Bike Hash
- World's first Bike Hash; mountainbiking in Singapore, Malaysia and the Riau Islands.
- Single Track Mind
- Recreational mountain bike club serving Puget Sound.
- Southern Sierra Fat Tire Asscociation (S.S.F.T.A.)
- Mountain bike club that is active in local and national events.
- Spokejunkies
- Mountain biking in the Midwest, with extensive trail reviews, riding tips, ride schedule, local chapter contact info, and other resources.
- St. Paul Bicycle Racing Club
- Road, track and mountain biking.
- STORM (South Texas Off Road Mountain-bikers)
- Mountain bike club for San Antonio and South Texas.
- Team Grimace Nottingham
- Nottingham-based mountain bike team that ride and race around the U.K.
- Team Nova
- Junior mountain bike team.
- Texas Mountain Bike Racing Association
- Includes results, event calendar, chat, event registration, classifieds, and forum.
- Timberline Ski and Mountain Bike Club
- Westchester Mountain Biking Association
- WORBA@
- Zen Mountain Biker
- Find information about the fat tyre culture. Relax, sit down, and stay a while because here you will find pictures, links, and stories.
- Zeta Sigma Nu
- Jacksonville State University's mountain biking fraternity.
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