| Abbreviation | Definition |
|---|---|
| SCRZ | Santa Cruz, California |
| SCS | St. Clair Shores, Michigan |
| SCTG | South Carolina Tuition Grants |
| SCW | South Central Wisconsin |
| SD | outh Dakota |
| SD | South Dakota |
| SDP | State Domestic Product |
| SDSBP | South Dakota Soybean Processors |
| SEALS | Sealant Efficiency Assessment for Locals and States |
| SEDAP | States Economic Development Assistance Program |
| SEM | South-East Michigan |
| SETF | Southeast Environmental Task Force |
| SF | San Francisco |
| SF | South Fargo |
| SFC | San Francisco City |
| SFST | States Field Sobriety Tests |
| SFV | San Fernando Valley (California) |
| SGAUS | State Guard Association of the United States |
| SGW | Saginaw, Michigan |
| SIC | Standard Industrial Classification |