| Abbreviation | Designation | |
|---|---|---|
| EN | Eindecker-Bus (German) | vehicle fleet |
| EN / NJ | Nightjet, ÖBB Nightjet (German) | train category |
| En | Edane (Swedish) | station code |
| EN | enno von metronom, metronom Eisenbahngesellschaft mbH (German) | offer / trademark |
| EN | EuroNight | train category |