| Abbreviation | Definition |
|---|---|
| SLP | St Louis Park |
| SMNP | Simen Mountains National Park |
| SMNP | Simien Mountains National Park |
| SMSP | Sydney Motor Sport Park |
| SNPA | Seychelles National Parks Authority |
| SPAA | Sunset Park Anti Airport |
| SPAC | Skinner Park Advisory Council |
| SPBB | South Park Big Bang |
| SPCR | State Parks and Cultural Resources |
| SPEP | Severna Park Evangelical Presbyterian |
| SPES | Severna Park Elementary School |
| SPES | Stanley Park Ecology Society |
| SPHS | Severna Park High School |
| SPLAT | Springfield Park Learning All Together |
| SPMD | South Park Mountain Data |
| SPNA | Shailer Park Netball Association |
| SPNA | South Park Neighborhood Association |
| SPNA | Stanton Park Neighborhood Association |
| SPNA | Stuyvesant Park Neighborhood Association |
| SPNA | Sylvan Park Neighborhood Association |