| Abbreviation | Definition |
|---|---|
| SAA | Stepfamily Association of America |
| SAADA | South Asian American Digital Archive |
| SAAF | Southern Arizona AIDS Foundation |
| SAAP | Stray Animal Adoption Program |
| SAAW | Southern Alliance for Animal Welfare |
| SAC | Salvation Army Corps |
| SAC | Student Advocacy Center |
| SACCC | Salvation Army Corps Community Center |
| SACE | Southern Alliance for Clean Energy |
| SACG | Société Anonyme de la Grande Comore |
| SACI | Studio Art Centers International |
| SACIA | Southern African Communications Industries Associatio |
| SACL | Scotland Against Crooked Lawyers |
| SACTO | Santiago Anti-Communist Treaty Organization |
| SADD | Save A Dumfries Dog |
| SADD | Students Against Drunk Driving |
| SADF | South Africa Development Fund |
| SAEA | Sustainable Agriculture Education Association |
| SAF | Save America's Forests |
| SAF | Society of American Foresters |