Organizers
- ResolutionRun
- Resonate Kids Inc.
- Resource Spectrum, LLC
- Reston Association
- Reston National
- Reston Runners
- Reston Youth Club
- RETREAT & REFRESH STROKE CAMP
- Retreat Tennis Center
- Retro Baseball
- Return of the Robin
- Reunion Country Club
- REV3Adventure
- Rev3Endurance
- Revere Golf Club
- Revert Coalition
- Revival Productions
- Revive 5K LLC
- Revive Downtown Richlands
- Revive Fitness
- REVIVE Nutrition & Fitness
- Revolution Dance
- Revolution Field Hockey Camps
- Revolution Global Soccer
- Revolution Running
- Revolution Soccer Camps
- Revolution Softball Camps
- Revolution Volleyball Camps
- Revolve24
- Rewarding Runs
- Rey Letada
- Reynolds Plantation
- Reynolds Wellness Center
- Reynoldstown Civic Improvement League
- Rezalution Running Co
- RezLine Run
- RGYSA
- Rhein Center
- Rhinebeck Tennis Club
- Rhinelander Area Chamber of Commerce
- Rhinelander Soccer Club
- Rhode Island Tutorial & Educational Services
- Rhode Trip
- RI LACROSSE CLASSIC
- RI Soccer Academy, LLC
- Rialto Sea Turtles Swim Club
- Ric Dorrie
- Ric Rojas Running
- Rice Lake Soccer Association
- Rice Lake Youth Baseball
