| English | eng-000 |
| Ngarla | |
| ISO 639-3 | art-001 | nrk |
| ISO 639-3 Inverted Names | art-291 | Ngarla |
| Glottolog Languoid Names | art-326 | Ngarla |
| Glottocode | art-327 | ngar1286 |
| Glottolog Primary Key | art-328 | 43944 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 682 |
| français | fra-000 | ngarla |
| español | spa-000 | engarla |