| Abbreviation | Designation | |
|---|---|---|
| HX | Heathrow Express | railway company |
| HX | Hauptkarte ermäßigt (BahnCard) (German) | rate for rail travel / ticket |
| HX | Harz-Express, Harz-Express GmbH (German) | railway company |
| Abbreviation | Designation | |
|---|---|---|
| HX | Heathrow Express | railway company |
| HX | Hauptkarte ermäßigt (BahnCard) (German) | rate for rail travel / ticket |
| HX | Harz-Express, Harz-Express GmbH (German) | railway company |