SPLL
| Acronym | Definition |
|---|---|
| SPLL | Software Phase-Locked Loop (control system) |
| SPLL | Self-Propelled Loader/Launcher (rocket system) |
| SPLL | Single Parent Love Life (website) |
| SPLL | South Plymouth Little League (Massachusetts) |
| SPLL | Self Propelled Launcher Loader |
| SPLL | South Pasadena Little League (South Pasadena, CA) |
| SPLL | South Portage Little League (Portage, MI) |