| English | eng-000 |
| Koyukon | |
| ISO 639-3 | art-001 | koy |
| ISO 639-3 Inverted Names | art-291 | Koyukon |
| Glottolog Languoid Names | art-326 | Koyukon |
| Glottocode | art-327 | koyu1237 |
| Glottolog Primary Key | art-328 | 44858 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 154 |
| bosanski | bos-000 | Koyukon |
| Deutsch | deu-000 | Koyukon |
| français | fra-000 | koyukon |
| hrvatski | hrv-000 | Koyukon |
| русский | rus-000 | индеец коюкон |
| русский | rus-000 | коюкон |
| русский | rus-000 | язык коюкон |
| español | spa-000 | Koyukon |
| español | spa-000 | koyuko |