| español | spa-000 |
| nukuoro | |
| ISO 639-3 | art-001 | nkr |
| Glottolog Languoid Names | art-326 | Nukuoro |
| Glottocode | art-327 | nuku1260 |
| Glottolog Primary Key | art-328 | 41261 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 2343 |
| English | eng-000 | Nukuoro |
| français | fra-000 | nukuoro |