| Abbreviation | Definition |
|---|---|
| EROB | Elenco Regionale Operatori Biologici |
| ERR | ERRoneo |
| ES | ESempio |
| EST | ESTensione |
| ETIM | ETIMologia |
| EVIT | EVITare |
| FATI | Florida Association of Teachers of Italian |
| FC | Forli'-Cesena (Provence) |
| FE | Ferrara (Provence) |
| FFS | Ferrovie Federali Svizzere |
| FG | Foggia (Provence) |
| FI | Firenze (Provence) |
| FIAC | Foundation for Italian Art and Culture |
| FIAT | F***ing Italian Attempt Transportation |
| FIAT | Failure in Italian Automotive Technology |
| FIBI | Federation of Italian Business in Ireland |
| FIBO | Famous Italian Brands Outlet |
| FICB | Federazione Italiana Calcio Balilla |
| FICOG | Federation of Italian Cooperative Oncology Groups |
| FIGA | First Italian Gamers Alliance |