| ISO 639-3 | art-001 |
| nuh | |
| ISO 639-3 Reference Names | art-289 | Ndunda |
| ISO 639-3 Print Names | art-290 | Ndunda |
| ISO 639-3 Inverted Names | art-291 | Ndunda |
| Ethnologue Primary Language Names | art-323 | Ndunda |
| Glottolog Languoid Names | art-326 | Ndunda |
| Glottocode | art-327 | ndun1251 |
| Glottolog Primary Key | art-328 | 29422 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 1392 |
| Ethnologue Language Names | art-330 | Ndunda |
| English | eng-000 | Ndunda |
| français | fra-000 | ndunda |
| español | spa-000 | ndunda |