| Abbreviation | Designation | |
|---|---|---|
| ST | Sursee-Triengen-Bahn (German) | railway company |
| TKAB | Tågkompaniet (Swedish) Swedish Train Company | railway company |
| DE-ST | Sachsen-Anhalt, Land Sachsen-Anhalt (German) Saxony-Anhalt | country code |
| AT-St | Steiermark, Land Steiermark (German) Styria | country code |
| St | Snälltåg (Swedish) | train category |
| St | Säter (Swedish) | station code |
| ST | Steward | profession |
| ST | Sondertarif der ÖBB (German) | rate for rail travel / ticket |