| Abbreviation | Definition |
|---|---|
| LOMC | Limburgse Oude Motoren Club |
| LOOM | Loyal Order of Moose |
| LOON | Lotus Owners Oftha North |
| LORC | Lake Ontario Racing Council (yacht club organization) |
| LORC | Lille Ouest Rugby Club (France) |
| LOSC | Lake Oswego Soccer Club |
| LOSC | Lake Oswego Swim Club |
| LOSC | Langley Olympians Swim Club |
| LOSC | Linton Out of School Club |
| LOV | Leuvense Oldtimer Vrienden (Dutch: Leuven Oldtimer Friends; automobile club; Leuven, Belgium) |
| LPAC | Lincoln Park Alano Club |
| LPBC | Lincoln Park Boat Club |
| LPBC | Luxembourg Poland Business Club |
| LPC | Late Posters Club |
| LPFC | Laura Pausini Fan Club |
| LPFC | Long Player Football Club |
| LPFC | Luc Primaube Football Club |
| LPOC | Listed Property Owners Club |
| LPSC | Land Park Soccer Club |
| LPSC | Laverton Park Soccer Club |