| català | cat-000 |
| Doubs | |
| asturianu | ast-000 | Doubs |
| brezhoneg | bre-000 | Doubs |
| чӑваш | chv-000 | Ду |
| 普通话 | cmn-000 | 杜省 |
| 國語 | cmn-001 | 杜省 |
| dansk | dan-000 | Doubs |
| Deutsch | deu-000 | Doubs |
| English | eng-000 | Doubs |
| Esperanto | epo-000 | Doubs |
| euskara | eus-000 | Doubs |
| suomi | fin-000 | Doubs |
| français | fra-000 | Doubs |
| lenga arpitana | frp-000 | Dubs |
| bahasa Indonesia | ind-000 | Doubs |
| italiano | ita-000 | Doubs |
| 日本語 | jpn-000 | ドゥー県 |
| ភាសាខ្មែរ | khm-000 | ឌូបស៍ |
| Plattdüütsch | nds-000 | Doubs |
| Nederlands | nld-000 | Doubs |
| bokmål | nob-000 | Doubs |
| occitan | oci-000 | Doubs |
| polski | pol-000 | Doubs |
| português | por-000 | Doubs |
| română | ron-000 | Doubs |
| русский | rus-000 | Ду |
| slovenčina | slk-000 | Doubs |
| slovenščina | slv-000 | Doubs |
| español | spa-000 | Doubs |
| svenska | swe-000 | Doubs |