| SCLA | Sangamon County Learning Academy 
| Others |
| SCLA | Senior Claim Law Associate
| Others |
| SCLA | Shakespeare Center of Los Angeles
| Others |
| SCLA | Silver Creek Leadership Academy
| Others |
| SCLA | Slavic Cognitive Linguistics Association
| Others |
| SCLA | Society for Collegiate Leadership Achievement
| Others |
| SCLA | Society for Comparative Literature and the Arts
| Others |
| SCLA | Society of Claim Law Associates
| Others |
| SCLA | South Carolina Library Association
| Others |
| SCLA | South Central Llama Association
| Others |
| SCLA | Southern California Lacrosse Association
| Others |
| SCLA | Southern California Logistics Airport
| Others |
| SCLA | Southlake Carroll Lacrosse Association
| Others |
| SCLA | Steinmetz Career and Leadership Academy
| Others |
| SCLA | Steinmetz Career Leadership Academy
| Others |
| SCLA | Student Camp Leadership Academy
| Others |
| SCLA | Suffolk County Library Association
| Others |
| SCLA | Supply Chain Leaders in Action
| Others |
| SCLA | Supply Chain Logistics Association
| Others |
| SCLA | Sustainable Communities Leadership Academy
| Others |