| UNESCO Atlas of the World’s Languages in Danger ID | art-329 |
| 2403 | |
| ISO 639-3 | art-001 | bwx |
| Glottolog Languoid Names | art-326 | Bu-Nao Bunu |
| Glottocode | art-327 | buna1273 |
| Glottolog Primary Key | art-328 | 44617 |
| English | eng-000 | Numao Bunu |
| français | fra-000 | bunu numao |
| español | spa-000 | bunú bunao |