| Nederlands | nld-000 |
| Willebroek | |
| brezhoneg | bre-000 | Willebroek |
| Deutsch | deu-000 | Willebroek |
| English | eng-000 | Willebroek |
| Esperanto | epo-000 | Willebroek |
| suomi | fin-000 | Willebroek |
| français | fra-000 | Willebroeck |
| français | fra-000 | Willebroek |
| français | fra-000 | Willebrouck |
| bokmål | nob-000 | Willebroek |
| português | por-000 | Willebroek |
| Volapük | vol-000 | Willebroek |