| Nederlands | nld-000 |
| U4 | |
| Deutsch | deu-000 | U 4 |
| Deutsch | deu-000 | U-Bahnlinie 4 |
| eesti | ekk-000 | U4 |
| English | eng-000 | U-4 |
| English | eng-000 | U4 |
| suomi | fin-000 | U4 |
| hrvatski | hrv-000 | U4 |
| italiano | ita-000 | U4 |
| 日本語 | jpn-000 | U4 |
| bokmål | nob-000 | U4 |
| português | por-000 | U4 |
| српски | srp-000 | У4 |
| svenska | swe-000 | U4 |