| ACSF | Abada Capoeira San Francisco 
| Others |
| ACSF | Actors Center of San Francisco
| Others |
| ACSF | Aerobic Cyclization System Fe
| Others |
| ACSF | Aerobic Cyclization System Fe-containing
| Others |
| ACSF | Air Charter Safety Foundation
| Others |
| ACSF | Alcoa City Schools Foundation
| Others |
| ACSF | All China Sports Federation
| Others |
| ACSF | American Capital Senior Floating
| Others |
| ACSF | American Clean Skies Foundation
| Others |
| ACSF | Antique Cars South Florida
| Others |
| ACSF | Architecture Culture and Spirituality Forum
| Others |
| ACSF | Artificial Cerebral Spinal Fluid
| Others |
| ACSF | artificial cerebrospinal fluid
| Others |
| ACSF | Asheville City Schools Foundation
| Others |
| ACSF | Atkinson Center for a Sustainable Future
| Others |
| ACSF | Atom Centered Symmetry Functions
| Others |
| ACSF | Australian College of Sports and Fitness
| Others |
| ACSF | Australian Community Skills Framework
| Others |
| ACSF | Australian Core Skills Framework
| Others |
| ACSF | Australian Critical Skills Foundation
| Others |
| ACSF | Auto Check of South Florida
| Others |
| ACSF | Automatically Commanded Steering Function
| Others |
| ACSF | Automatically Commanded Steering Functions
| Others |