| Abbreviation | Definition |
|---|---|
| SESA | State Employment Security Agency |
| SF | Senate File |
| SF | Short Form |
| SF36 | Short Form 36 |
| SFAR | Special Federal Aviation Regulation |
| SFATA | Smoke-Free Alternatives Trade Association |
| SFC | Sergeant First Class - ARMY |
| SFH | Sergeant For Hire |
| SFI | Security Freedom And Income |
| SFI | Support For Independence |
| SFI | Sustainable Forestry Initiative |
| SFK | Svenska FrivilligKåren |
| SFRC | Senate Foreign Relations Committee |
| SFS | School of Foreign Service |
| SGF | Significant Government Financing |
| SGG | Scholarship Grant Guide |
| SGLI | Servicemens' Group Life Insurance |
| SGM | Sergeant Major - Army |
| SGP | Small Grants Program |
| SGPB | Southern Growth Policies Board |