Organizers
- Dos Pueblos High School Summer Swim & Camps
- Double Edge Fitness
- Double J Riding Club
- Double Play Sports Community Center Inc.
- Double Play Tournaments
- Double Road Race Federation
- doublevisionracing.com
- DOUG BRUNO GIRLS' BASKETBALL CAMP
- Doug Temple Golf
- Doug Varone & Dancers
- Doughboy Challenge 5K
- Douglas Active
- Douglas College
- Douglas County Rogue Runners
- Douglas County Sheriff's Federation
- Douglas Girls Softball
- Douglas M. Pink 5K Run/Walk for Glioblastoma Research
- Douglas Space and Science Foundation
- Douglas Youth Softball
- Dover Area Little League
- Dover Indoor Tennis
- Dover Recreational Basketball
- Dovetail Community Workshop
- Down the Line and Beyond Foundation
- Down The Line and Beyond Foundation
- DOWN TO RUN LLC.
- down2earth endurance race
- Downers Grove DOLLS - Rebels
- Downers Grove Park District
- Downingtown Community Education Foundation
- Downriver Cycling Club
- Downriver Golf Course: David Fern Golf
- Downstate Delaware Striders and Riders
- Downtown Dance Conservatory
- Downtown Development District
- DOWNTOWN PB JULY 4TH 5K
- Downtown Runners
- Downtown West Orange Alliance
- Downtown Wichita Falls Development
- Doxa Church
- DP Golf Academy
- DQ Events
- Dr. Eddie Floyd Florence Tennis Center
- Dr. John Warner Hospital - City of Clinton
- Dr. Thomas Zukoski Memorial
- Draggin' Tail Run
- Dragon Kim's Taekwondo & Fitness
- Dragonfly Designs, Jewelry with a Conscience
- Dragonfly Designs, where creativity meets fun!
- Dragoon Gulch
