Organizers
- Dickinson-Iron Community Services Agency
- Dicks Sporting Goods
- Dick's Sporting Goods
- Dighton Rehoboth Jr Football
- Digital Arts Camp at OSC Computer Training
- Digital Studio Art Camp
- DIGIVATIONS CAMP DEMIGOD INSTITUTE
- DIGIVATIONS Education Ventures
- DIGIVATIONS INNOVATION & LITERARY CAMPS & PRE-COLLEGIATE ACADEMIES
- DIGIVATIONS Institute
- DIGIVATIONS INSTITUTE, CAMP DEMIGOD & XGENS
- DIGIVATIONS XGENS & CAMP DEMIGOD INSTITUTE
- Dike/New Hartford Soccer Club
- Dillard University
- dills gap racing
- Dime Box Mini Marathon
- Dimitri House
- Dina LaVigna Breath of Life Fund/JMF
- dinamo soccer academy camp chicago
- Dingman Delaware Little League
- Dingo Race Productions, LLC
- Dino Babers Football Camp
- DINO, LLC
- Dinuba Unified School District: Expanded Learning
- Dinuba Unified School District: Expanded Learning Opportunities - Program (ELO-P)
- Dinwiddie County Parks and Recreation Department
- Diocese of Duluth
- Diocese of Rochester
- Dipsea Race Foundation / Sausalito on the Waterfront Foundation
- Directional CIC
- Directions for Living
- Director of Extended Care Columbia Academy, LC
- Dirt Bag Promotions
- Dirt Devils Softball
- Dirt Kicker Charity Run
- Dirt Runner
- Dirt Running
- Dirty Bird Events
- Dirty Dozen Fun Mud Run
- Dirty Dozen of Sebring, LLC
- Dirty Feet Productions
- Dirty Spokes Productions, LLC
- Dirty Spokes Productions,LLC
- Disabled American Veterans Chapter 150
- Discodonut
- Discover Camp Garland
- Discovery Center Collective
- Discovery Center of the Southern Tier
- Discovery Church
- Discovery Museum
