Organizers
- Howth Challenge Series
- HP Lingua, LLC.
- HPC @ CBB
- HQ TENNIS
- HRC Fitness
- HRC Fitness Fun & Fit Summer Camp
- HTC Field Hockey
- HTC Field Hockey Club
- HTRS Athletic Boosters
- https://www.playtogrowmd.com
- Hub City Soccer Club
- Hubbard Street Dance Chicago
- Huber Heights Little League
- Huber Tennis Ranch
- Huck Finn School
- Huckleberry Half
- Huddersfield Community Trust
- Huddersfield Giants Community Trust
- Hudson Education Center for the Arts
- Hudson Firecracker 5K
- Hudson Mohawk Road Runners Club
- Hudson River Soccer Academy
- Hudson Soccer Club
- Hudson Valley Cerebral Palsy Assoc.
- Hudson Valley Lady Vikings
- Hudson Valley Triathlon Club
- Huether Family Match Pointe
- Huff and Puff Racing Inc.
- Huffman Little League
- Hugo's Gymfitness
- Huguenot Street Cooperative Nursery School
- Huguenot Yacht Club
- Hula Surf School
- Hulbert Aquatic Center
- Human and Nature Youth Club
- Human Movement, Inc.
- Human Moves
- Human Moves Day Camp
- Human Race CCM Vitality Move
- Human Race Limited
- Human Race Ltd
- Human Rights Initiative of North Texas
- Humane Animal Rescue
- Humane Society for Southwest Washington
- Humane Society of Bay County, Judy V. Spencer Fund
- Humane Society of Calvert County
- Humane Society of Marathon County
- Humane Society of Ocean City
- Humane Society of Southern Arizona
- Humane Society of the Pikes Peak Region
