| ISO 639-3 | art-001 |
| oci | |
| ISO 639-2/T | art-002 | oci |
| ISO 639-2/B | art-003 | oci |
| ISO 639-1 | art-004 | oc |
| ISO 639-3 Reference Names | art-289 | Occitan (post 1500) |
| ISO 639-3 Print Names | art-290 | Occitan (post 1500) |
| ISO 639-3 Inverted Names | art-291 | Occitan (post 1500) |
| Ethnologue Primary Language Names | art-323 | Occitan |
| Glottolog Languoid Names | art-326 | Occitan |
| Glottocode | art-327 | occi1239 |
| Glottolog Primary Key | art-328 | 38660 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 404 |
| Ethnologue Language Names | art-330 | Alpine Provençal |
| Ethnologue Language Names | art-330 | Aranese |
| Ethnologue Language Names | art-330 | Aranés |
| Ethnologue Language Names | art-330 | Aranés Occitán |
| Ethnologue Language Names | art-330 | Arnais |
| Ethnologue Language Names | art-330 | Auvergnat |
| Ethnologue Language Names | art-330 | Auverne |
| Ethnologue Language Names | art-330 | Auvernhas |
| Ethnologue Language Names | art-330 | Baish Aranés |
| Ethnologue Language Names | art-330 | Gascon |
| Ethnologue Language Names | art-330 | Gascon, Aranese |
| Ethnologue Language Names | art-330 | Gascón |
| Ethnologue Language Names | art-330 | Langadoc |
| Ethnologue Language Names | art-330 | Languedoc |
| Ethnologue Language Names | art-330 | Languedocien |
| Ethnologue Language Names | art-330 | Lemosin |
| Ethnologue Language Names | art-330 | Lengadoucian |
| Ethnologue Language Names | art-330 | Limousin |
| Ethnologue Language Names | art-330 | Mijaranés Aranés |
| Ethnologue Language Names | art-330 | Mistralien |
| Ethnologue Language Names | art-330 | Naut Aranés |
| Ethnologue Language Names | art-330 | Occitan |
| Ethnologue Language Names | art-330 | Occitani |
| Ethnologue Language Names | art-330 | Prouvençau |
| Ethnologue Language Names | art-330 | Provencal |
| Ethnologue Language Names | art-330 | Provenzale |
| Ethnologue Language Names | art-330 | Provençal |
| 普通话 | cmn-000 | 奥克西唐语 |
| 普通话 | cmn-000 | 奥克西坦语 |
| 普通话 | cmn-000 | 奥克语 |
| Deutsch | deu-000 | Okzitanisch |
| English | eng-000 | Occitan |
| English | eng-000 | Provençal |
| français | fra-000 | occitan |
| français | fra-000 | provençal |
| русский | rus-000 | окситанский |
| español | spa-000 | occitano |
| español | spa-000 | provenzal |