Organizers
- Sonoma Ranch Golf Course
- Sons of Italy
- Sophia Soak Creek Elementary
- Sophia's Smile
- Soroptimist International of Burlington
- SOS Children's Village
- SOS Fun Run
- Souderton Area Youth Football Association
- Soul Adventures, Inc.
- Soul City Church
- Soul Crusher
- Soul Focus Sports
- Soul Pose
- Soul Sistas Run Inc
- Sound Mind Sound Body Football Academy
- Sound Roots
- Sounders FC Soccer Programs
- SoundWaters
- SourcePoint
- South Atlanta Community Tennis association
- South Ayrshire Swim Team (SAST)
- South Baldwin Chamber of Commerce
- South Bay Children's Health Center
- South Bay Tennis Network
- South Beach Yacht Club
- south bend racquet club
- South Callaway Summer League
- South Carolina ISA Fast
- South Cicero Little League
- South City Knights
- South Coast Chinese Cultural Association
- South Coast Youth Football
- South County - Herriman Aquatics
- South County Basketball Camps
- South County Swim
- South Dakota State Parks
- South Davis Recreation Center
- South Dayton Sting
- South East Pop Warner
- South Effingham H.S. NJROTC
- South Effingham High School Student Council
- South Effingham Middle School
- South Elgin Little League
- South Farmington Blues
- South Florida Football Festival
- South Florida Kids Choir
- South Florida PGA
- South Florida Runs
- SOUTH FLORIDA TRAVEL BASEBALL LEAGUE
- South Foster Fire Company
