| ISO 639-3 Reference Names | art-289 | Karko |
| ISO 639-3 Print Names | art-290 | Karko |
| ISO 639-3 Inverted Names | art-291 | Karko |
| Ethnologue Primary Language Names | art-323 | Karko |
| Glottolog Languoid Names | art-326 | Karko |
| Glottocode | art-327 | kark1256 |
| Glottolog Primary Key | art-328 | 29046 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 71 |
| Ethnologue Language Names | art-330 | Garko |
| Ethnologue Language Names | art-330 | Karko |
| Ethnologue Language Names | art-330 | Karme |
| Ethnologue Language Names | art-330 | Kasha |
| Ethnologue Language Names | art-330 | Kithonirishe |
| Ethnologue Language Names | art-330 | Shifir |
| English | eng-000 | Karko |
| français | fra-000 | karko |
| español | spa-000 | karko |
