Mountain Biking
- 81
- Eastern Fat Tire Association
- Organizes New England Championship Series, trials competitions, fun-rides and advocacy events.
- 82
- Endoman Promotions, LLC
- Promoter of the Peak 2 Peak Mountain Bike Epic in Thompsonville, Michigan and the Frozen Face Race held on Crystal Lake in February.
- 83
- Fun Promotions, LLC
- Promoter of the Michigan Endurance Cup, a series of 12 and 24 hour races around the state. Includes registration information and series results.
- 84
- Gault Race Management
- Electronic race timing service for running, cross-country, walking, cycling, mountain biking, cross country skiing, duathlons and triathlons.
- 86
- Iceman Cometh Challenge Bicycle Race
- The largest 1-day mountain bike race in the United States, it is a 27 mile point-to-point race in Northern Michigan. Includes race information, registration and results.
- 87
- Makadas Adventures
- Mountain bike XC and adventure race events happening in Montagu, South Africa. Race schedule and event information.
- 88
- Mohican MTB 100
- A 100 mile or 100 km mountain bike race in the Mohican Country area of southern Ohio. Includes course information, registration forms and race results.
- 89
- Napa Valley Dirt Classic
- Held every April in Angwin, California; a 22 mile mountain bike race. Includes schedule, registration information, entry form, and results.
- 90
- Ore To Shore Mountain Bike Epic
- 48 mile and 24 mile point-to-point mountain bike race in Michigan's Upper Peninsula. Includes race information, registration and results.
- 91
- Paris To Ancaster
- This mountain bike race is Ontario's largest single day cycling event. Includes event schedule, registration and results.
- 93
- Scottish Cross Country Association
- Scottish race information, SXC series schedule, online race entry and results. Site includes a user forum.
- 94
- Shenandoah Mountain 100
- A 100 mile mountain bike race in Harrisonburg, Virginia. Includes course information, registration forms and race results.
- 95
- Tailwind Enterprises
- Promoter of USAC cross-country and time trial mountain bike races, as well as cyclo-cross races, around Michigan.
- 96
- Tennessee Bicycle Racing Association
- Helps to promote, develop and grow the sport of cycling throughout the state of Tennessee through its member clubs. Features racing events calendar, results and point series for road and mountain bike.
- 97
- Texas Mountain Bike Racing Association
- Offers racing calendar and results, flyers, forums, rules and regulations, and series point standings information.