| Abbreviation | Designation | |
|---|---|---|
| Ww | Westerwald (German) Western Forest | |
| WW | Warszawa Centralna, Warszawa (Polish) Warsaw main station, City of Warsaw | fare point / vehicle registration plate |
| 10382 / WW | Wittenberge (German) | station code |
| WW | Wales & West, Wales and West | railway company |