Organizers
- Legacy Golf Performance Center
- Legacy Preparatory Charter Academy
- Legacy Ridge Golf Course
- Legacy School
- Legacy Sports Camp
- Legacy Volleyball Club
- Legacy Youth Tennis and Education
- Legend Learning Online
- Legend Tri
- Legendary Event Management
- Legendary Sports
- Legends 5K
- Legends Baseball Club
- Legends of Hope-The Jose Andrade Jr. Foundation
- Legomatics
- Lehigh Gap Nature Center 10K Trail Run
- Lehigh University Camps
- Lehigh University Staff Registrations
- Lehigh Valley Endurance Club
- Lehigh Valley FCA
- Lehigh Valley Fellowship of Christian Athletes
- Lehigh Valley Steel Force
- Lehigh Valley Zoo Run Wild for Wildlife Conservation, 10K, 5K and 1 mile Family Fun Walk for Wildlife
- Lehigh Wheelmen Association
- Leif Eriksson Day Row and Run
- Leigh-on-Sea Striders_CTUK
- Leisure World of Virginia
- Lekotek of Georgia
- Lemon Bay Touchdown Club
- Lemons of Love Inc.
- Lemont Park District
- Lemoore golf course
- LeMoyne Arts
- LeMoyne Center for the Visual Arts
- Lemurian Shasta Classic
- Lena Dunn Elementary PTO
- Lenape Valley Indians
- Lenawee Intermediate School District
- Lenoir Rhyne University
- Lenz Field & Sports Complex
- LENZ FIELD, LLC
- Leo J. Martin Golf Course
- Leominster Education Foundation
- Leonard Cheshire Disability
- Leonard's Golf
- Les CheneauxRunning Club/ LC C of C
- LESA USA Inc.
- Let Me Play Ltd
- L'Etape by Tour de France
- Lethbridge Rotary Dragon Boat Festival
