| Abbreviation | Definition |
|---|---|
| LSFC | London Squash Fitness Club |
| LSIC | Lone Star Insulator Club |
| LSMC | Loughborough Students Mountaineering Club |
| LSPC | Lone Star Poodle Club |
| LSRC | Lake Stevens Rowing Club |
| LSRC | Larkspur Swim and Racquet Club |
| LSSC | Lake Shore Sail Club |
| LSSC | Lake Superior Swim Club |
| LSSC | Lakeshore Ski and Sports Club |
| LSVC | Louisville Starlings Volleyball Club |
| LTASC | Leicester Tigers Away Supporters Club |
| LTC | Lawn Tennis Club |
| LTC | Lions Trading Club |
| LTCH | Leeward Training Club of Hawaii |
| LTEN | Liquid Tampa Entertainment Nightclub |
| LTF | Liverpool Thailand Fanclub |
| LTK | Liquid Tuesday Klub |
| LTNC | Lady Tigers Night Club |
| LTSC | Lymington Town Sailing Club |
| LTSC | Lyons Township Soccer Club |