| Acronym | Definition |
|---|
| SLLS➣Southeast Louisiana Legal Services |
| SLLS➣Synchrotron Light Life Science Center (Ritsumeikan University; Japan) |
| SLLS➣South London Liberal Synagogue (London, UK) |
| SLLS➣Stop, Look, Listen, Smell (listening halt) |
| SLLS➣St. Louis Live Steamers (Missouri) |
| SLLS➣Southern Lakes Limousine Services (South Island, New Zealand) |