Organizers
- Ferris State University - Athletic Camps
- Ferris State University - Athletic Camps
- Ferris State University - Corporate and Professional Development
- Ferris State University Racquet and Fitness Center
- Ferry Hill Center
- Festival Foods Grandad Half Marathon
- Festival of Ballooning, Inc.
- Festival Promotions
- Festivus 5k for the Rest of Us
- Fetal Health Foundation
- Fetcham Fun Run
- FGCU Cross Country
- FHS Cross Country Team
- FHSEC OT/PT
- Fianna Wilderness School
- Fibromyalgia Care Society of America, Inc.
- Fidd's Gives
- Fidgets2Widgets, LLC
- Fieldhouse
- Fieldhouse LLC
- Fieldworks Events & Marketing, Inc
- FIERCE Basketball
- FiftyForward/Viva la Diva
- Fig Tree
- Fight For Phoebe Inc
- Fight for Sight
- Fight for the Finish
- Fight the Bite
- Fight the Fight 5k
- Fightin' Titan Basketball Camp
- Fighting All Cancers Together
- Fillmore Arts Camp
- Final Mile Race Management
- Findlay City School District
- Findlay Long-term Improvement Program
- Fine Art Starts!
- Fine Arts Association, OH
- FineArtsMatter
- Finest Sports
- Finger Lakes Racing
- Finger Lakes Runners Club
- Finish Line Productions
- Finish Line Road Race Technicians Inc
- Finish Line Training, LLC
- Finish Strong Events LLC
- Finkbine Golf Course
- Finland Center Foundation
- Finley 5k Run/Walk for SIDS Awareness
- FINS Swimming
- Fire K