| Abbreviation | Definition |
|---|---|
| FRED | Free Radio Every Day |
| FREE | Full Reactive Eyes Entertainment |
| FRESS | Social Network for Emergency Response |
| FRF | Fragment Retention Film |
| FROST | Fictional Recounting Of Stories Tall |
| FRS | Family Radio Service |
| FRS | Family Radio System |
| FRS | Full Room Stereo |
| FS | Future Shock |
| FS1 | FOX Sports 1 |
| FSI | Free Standing Insert |
| FSMS | Federal Sector Mediation Services |
| FSN | Fox Sports Net |
| FSNO | Fishing Season Now Over |
| FSR | Fleet Street Reports |
| FSS | Fixed Satellite Service |
| FT | Financial Times newspaper |
| FT | Font for Titles |
| FTA | Free-To-Air Television |
| FTA | From The Article |