| Rank | Abbreviation | Meaning |
|---|
| ***** | FSFC | Functional/Sub-Functional Category
| |
| **** | FSFC | Fair Shares Fair Choice
| |
| **** | FSFC | Frequency Selective Fading Channel
| |
| **** | FSFC | Fitzroy Stars Football Club
| |
| *** | FSFC | Federal Superphosphate Fertilizer Company
| |
| *** | FSFC | First Security Financial Corporation
| |
| ** | FSFC | Fire Safety Facility Certification
| |
| ** | FSFC | Fragment Sizing Flow Cytometry
| |
| ** | FSFC | Figure Skaters for Christ
| |
| * | FSFC | First Standard Finance Corporation
| |
| * | FSFC | Florida State Fire College
| |
| * | FSFC | Federated Student Finance Corporation
| |
| * | FSFC | Force Scientific Fighting Concepts
| |
| * | FSFC | Florida Saltwater Fishing Charl
| |