| SILP | Section of International Law Practice (American Bar Association) 
| Others |
| SILP | Self Instructional Language Program
| Others |
| SILP | Semi Independent Living Program
| Others |
| SILP | Service Incentive Leave Pay
| Others |
| SILP | Shrewsbury Instrumental Lesson Program
| Others |
| SILP | Sindacato Italiano Lavoratori Polizia (Italian: Italian Police Workers' Union)
| Others |
| SILP | Solomon Islands Labor Party
| Others |
| SILP | Solomon Islands Liberal Party
| Others |
| SILP | Startup India Learning Program
| Others |
| SILP | State Independent Living Program
| Others |
| SILP | Summer Intensive Language Program
| Others |
| SILP | Supervised Independent Living Placement
| Others |
| SILP | Supervised Independent Living Program
| Others |
| SILP | Supported ionic liquid phase
| Others |