Organizers
- For Glo LLC
- For Kids Sake Foundation
- For Our City Gilbert
- For the health of it, LLC.
- Forbes Running and Triathlon Club
- FORCE Cancer Charity
- Force South / Barcelona Bay Area
- Forceout Baseball Club LLC
- Ford Athletic Swim and Triathlon Club
- Ford City Renaissance Community Partnership, Inc.
- Ford Elementary School Foundation
- Ford Timing
- Fore Kicks Golf Course
- Foresight Golf
- Foresight Golf'
- Forest City Tennis Center
- Forest Floor Wilderness Programs LLC
- Forest Footsteps
- Forest Lakes Swim
- Forest Marathon
- Forest Oaks Swim & Racquet Club
- Forest Preserve District of DuPage County
- Forest Preserve District of Will County
- Forest Preserves of Cook County
- Forestmeadows Athletic Center
- Forestmeadows Parks & Athletic Center
- Forestville Half Marathon Club
- Forestville Public School
- Forever 9-The Robbie Levine Foundation
- Forever Footprints
- Forever Footprints, dba of OC Walk to Remember
- Forever Runners
- Forever Young 5K
- Foreverfamily, Inc.
- Forged Steele CrossFit
- Forget Me Not Children's Hopsice
- Forks Township Parks and Recreation
- Forsgate Golf Academy
- Forsyth Country Day School
- Fort Armstrong Horsemen's Association
- Fort Atkinson Youth Soccer Association
- Fort Bend Christian Academy
- Fort Bend Tennis Services
- Fort Benning Sports
- Fort Bliss MWR Sports, Fitness & Aquatics-SOTO Gym
- Fort Campbell AUSA
- Fort Collins Children's Triathlon
- Fort Collins Country Club
- Fort Dodge Rotary
- Fort Dodge Soccer Club
