| English | eng-000 |
| Kathu | |
| ISO 639-3 | art-001 | ykt |
| ISO 639-3 Inverted Names | art-291 | Kathu |
| Glottolog Languoid Names | art-326 | Kathu |
| Glottocode | art-327 | kath1251 |
| Glottolog Primary Key | art-328 | 27547 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 529 |
| Deutsch | deu-000 | Kathu |
| français | fra-000 | katou |
| español | spa-000 | gasu |