Organizers
- Charis Life Fellowship
- Charisma Runners
- CharitiesChallenge
- Charity Benevolent Fund
- Charity Challenge
- Charity Day 5K
- Charles City Kiwanis
- Charles City Youth Baseball League
- Charles County Tennis Patrons
- Charles E. Estes Golf Instruction
- Charles River Aquatics
- Charles T Myers Golf Course
- Charles Town Parks and Rec
- Charleston Area Chamber of Commerce
- Charleston Battery
- Charleston Central Little League
- Charleston Jewish Community Center
- Charleston Juniors Volleyball
- Charleston National Golf Club
- Charleston Parks & Recreation
- Charleston Parks & Recreation Department
- Charleston Parks and Recreation
- Charleston RiverDogs
- Charleston Salmon Run
- Charleston Tennis Center
- Charleston Tennis Club
- Charlevoix Area Community Pool
- Charlevoix Kiwanis Youth Foundation
- Charlie Alewine
- Charlie Lake Kidz Sports
- Charlie Strong Texas Longhorns Football Camp
- Charlie Yates Golf Course
- Charlotte Harbor Youth Sailing, Inc.
- Charlotte Preparatory School
- Charlotte Tennis Association
- Charlottesville Central Little League
- Charlottesville Waldorf School
- Charlton Softball Association
- Chartwell Golf & Country Club
- Chase After a Cure
- Chasing 3 Race Productions
- Chasing Caterpillars Sports, LLC
- Chasing Snakes
- Chaska Parks & Recreation
- Chateau Elan Golf Club
- Chatham Baseball & Softball, Inc
- Chatham Community Football League
- Chatham Harbor Run
- Chatham Sports Camps
- Chatham Youth League
