| FCL | Facsimile Command Language 
| Others |
| FCL | Factory Communications Limited
| Others |
| FCL | Family Care Leave
| Others |
| FCL | Family Certification Level
| Others |
| FCL | Fan Clutch
| Others |
| FCL | FAOSTAT Commodity List
| Others |
| FCL | Farm Credit Leasing
| Others |
| FCL | Fast Current Loop
| Others |
| FCL | Fatigue Critical Location
| Others |
| FCL | Faulkner County Library
| Others |
| FCL | Fault Current Limiter
| Others |
| FCL | Federated Credit Limited
| Others |
| FCL | Fedora Core Legacy
| Others |
| FCL | Fedora Core Linux
| Others |
| FCL | Ferrari Club Luxembourg
| Others |
| FCL | Fibre Channel Loop
| Others |
| FCL | File Change Log
| Others |
| FCL | Filmes com Legenda
| Others |
| FCL | Final Coordination Line
| Others |
| FCL | Financial Component of Liabilities
| Others |
| FCL | Finished Ceiling Level
| Others |
| FCL | First Class Lacrosse
| Others |
| FCL | First Continental Life
| Others |
| FCL | Flask and Calibration Laboratory
| Others |
| FCL | Flexible Collision Library
| Others |
| FCL | Flexible Credit Line
| Others |
| FCL | Florence Crittenton League
| Others |
| FCL | Florida Club League
| Others |
| FCL | Fluid Coolant Loop
| Others |
| FCL | Focus Color and Luminance
| Others |
| FCL | Foldback Current Limiter
| Others |
| FCL | Follicle Center Lymphoma
| Others |
| FCL | Font Compiler and Loader
| Others |
| FCL | Ford Cortina Lotus
| Others |
| FCL | Forest Crop Law
| Others |
| FCL | Forms and Check List
| Others |
| FCL | Fortran Compiler for Linux
| Others |
| FCL | Forward Low City
| Others |
| FCL | Forwarding Control Layer
| Others |
| FCL | Foundation Class Library
| Others |
| FCL | Foundation for Civic Leadership
| Others |
| FCL | Fox Chain of Lakes
| Others |
| FCL | Framework Class Library
| Others |
| FCL | Frasers Centrepoint Ltd
| Others |
| FCL | Fraternity Charity and Loyalty
| Others |
| FCL | Fraternity Charity Loyalty
| Others |
| FCL | Fraternity, Charity, and Loyalty
| Others |
| FCL | Free Component Library
| Others |
| FCL | FreeClassifiedLinks.com
| Others |
| FCL | Freedom Cruise Line
| Others |
| FCL | Freon Coolant Line
| Others |
| FCL | Friends Committee on Legislation
| Others |
| FCL | Front Corner Lights
| Others |
| FCL | Full Container Load
| Others |
| FCL | Full Container Loading
| Others |
| FCL | Full Container Loads
| Others |
| FCL | Fully Connected Layer
| Others |
| FCL | Functional Catalytic Layer
| Others |
| FCL | Future Cities Laboratory
| Others |
| FCL | Future Classroom Lab
| Others |
| FCL | Fuzzy Control Language
| Others |