| Abbreviation | Designation | |
|---|---|---|
| HŽ | Hrvatske željeznice, Hrvatske željeznice d.o.o. (Croatian) Croatian Railways | railway company |
| Hz | Hertz | railway technology |
| HZ | Herzberg am Harz (German) | fare point / vehicle registration plate |
| Abbreviation | Designation | |
|---|---|---|
| HŽ | Hrvatske željeznice, Hrvatske željeznice d.o.o. (Croatian) Croatian Railways | railway company |
| Hz | Hertz | railway technology |
| HZ | Herzberg am Harz (German) | fare point / vehicle registration plate |