| Abbreviation | Definition |
|---|---|
| SARC | Syrian Association of Red Crescent |
| SARI | Sport Against Racism Ireland |
| SARI | Support Against Racist Incidents |
| SARL | Salem Animal Rescue League |
| SARP | Service Association for Rural Progress |
| SARP | Severe Asthma Research Program |
| SARP | Society for Action with Rural Poor |
| SART | Scottish Accountancy Research Trust |
| SAS | Shelter Assessment and Support |
| SAS | Sounds Across Seas |
| SAS | Student Assistance Services |
| SASA | Sexual Assault Survivor Advocates |
| SASA | Students Against Substance Abuse |
| SASF | Save A Sato Foundation |
| SASH | Surrey and Sussex Healthcare |
| SASRP | St. Andrew's Society of the River Plate |
| SASS | Statistics and Actuarial Science Society |
| SAVE | St. Clair Associated Vocational Enterprises |
| SAVE | Stop Abusive and Violent Environments |
| SAVE | Students Against Violence Everywhere |