SLLC
| Acronym | Definition |
|---|---|
| SLLC | Super Long Life Coolant (Toyota) |
| SLLC | School of Languages, Literatures and Cultures (University of Maryland) |
| SLLC | School of Languages, Linguistics and Cultures (University of Manchester; Manchester, Lancashire, England, UK) |
| SLLC | Sierra Leone Labor Congress |
| SLLC | Sellafield Local Liaison Committee (UK) |
| SLLC | State Legislative Leadership Conference (Future Farmers of America; Pennsylvania) |