| SASSI | Salmon and Steelhead Stock Inventory 
| Others |
| SASSI | San Antonio Statler Stitcher Innovators
| Others |
| SASSI | Silver Age Silver Sage Initiative
| Others |
| SASSI | Sisterhood Academics Service Social Involvement
| Others |
| SASSI | Site Automated Safety Sign In
| Others |
| SASSI | Society for Academic Study of Social Imagery
| Others |
| SASSI | South African Sustainable Seafood Initiative
| Others |
| SASSI | South Asian Strategic Stability Institute
| Others |
| SASSI | Southern African Sustainable Seafood Initiative
| Others |
| SASSI | Student Academic Support Services and Inclusion
| Others |
| SASSI | Subjective Assessment of Speech System Interface
| Others |
| SASSI | Substance Abuse Subtle Screening Inventory
| Others |
| SASSI | Surf And Sun Summer Invitational
| Others |
| SASSI | System for Analysis of Soil Structure Interaction
| Others |