| Abbreviation | Designation | |
|---|---|---|
| FIA | Fahrgastinformationsanlage (German) | rail transport operations |
| FIS | Fahrgastinformationssystem (German) passenger information system (PIS) | rail transport operations |
| Fiä | Filsbäck (Swedish) | station code |
| Fia | Finkelboda (Swedish) | station code |