Organizers
- Coweta Ferst Foundation
- Cowgirl Cheer Camps
- Cowgirl Kicker Reunions
- Cowichan Valley Breakers
- Cowlitz County Pop Warner Association
- COWS
- Cox Racing Services
- Coxsackie P.A.L.
- Coyote Central
- Coyote Road School
- Coyote Run Golf Course
- CP PG PED Little League
- CPAA
- Cpl Christopher G. Scherer Semper Fi Fund
- CPRG Tennis
- Cradle Coast Triathlon & Multisport
- Cradle of Forestry in America Interpretive Association
- Craft Guild Of Dallas
- Craftwork Training
- Craig Gibson Baseball LLC
- Craig Springs Camp and Retreat Center
- Crandon Golf Academy
- Crane County Youth Center
- Crane Eater Community Church
- Crane Rehab
- Crane Rehab Center, LLC
- Crane Soccer Academy
- Cranston East Little League
- Cranston Western Little League
- CranX Indoor and Outdoor Bike and Sports Park
- Crapolfest
- Craughwell Athletics
- Craven Hall Historical Society, Inc.
- Crawfordsville Parks and Recreation
- Crawl2Cure
- Crazy Bobs Bair Gutsman
- CRCAP
- CRE8 Workshop
- Cream City Cycle Club
- CREATE Arts Center
- Create Cashmere LLC
- Create If Designs and Solutions, LLC
- Create Learning Center
- Created For Adventure
- Createria Studios
- Creation Calling
- Creative Action
- Creative Arts
- Creative Arts Workshop
- Creative Arts Youth Enrichment Corporation
