FCLS
| Acronym | Definition |
|---|---|
| FCLS | Football Club Loire Sornin (French football club) |
| FCLS | Football Club Larnage Serves (French football club) |
| FCLS | First Class Limousines Service (Paris, France; chauffeured luxury vehicle service) |
| FCLS | Fraud Claim Law Specialist |
| FCLS | Fordham College of Liberal Studies (New York) |
| FCLS | Four County Library System (New York) |
| FCLS | First Corporate Law Services (est. 1994; Cardiff, UK) |
| FCLS | Film Collectors' List Server (now eFilmForum) |