| Abbreviation | Definition |
|---|---|
| FNA | Fake News Aditude |
| FNA | Fars News Agency |
| FNC | Fake News Challenge |
| FNC | Ferret News Channel |
| FNL | Fashion News Live |
| FNN | Fake News Network |
| FNN | Falcon News Network |
| FNN | Fascist News Network |
| FNN | Finance News Network |
| FNN | Florida News Network |
| FNN | FogBugz News Network |
| FNN | Frontier News Network |
| FNN | Fuji News Network |
| FNP | Frederick News Post |
| FNS | Federal News Service |
| FNU | Fake News Update |
| FOGO | the Fear Of Growing Older |
| FOI | Freedom of Information |
| FOIA | Freedom Of Information Act |
| FOMG | Festival of Media Global |