SSTF
| Acronym | Definition |
|---|---|
| SSTF | Social Security Trust Fund |
| SSTF | Shortest Seek Time First |
| SSTF | Subject Summary Tape File (US Census Bureau) |
| SSTF | Safe Streets Task Force |
| SSTF | Space Station Training Facility |
| SSTF | Statistically Significant Two-Fold (genes) |
| SSTF | Sunday School Teachers Fellowship (India) |
| SSTF | Starfleet Special Task Force (computer game) |