| English | eng-000 |
| Idu | |
| ISO 639-3 | art-001 | clk |
| Glottolog Languoid Names | art-326 | Idu-Mishmi |
| Glottocode | art-327 | idum1241 |
| Glottolog Primary Key | art-328 | 27286 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 1084 |
| français | fra-000 | idu |
| español | spa-000 | chulikata |