| ISO 639-3 | art-001 |
| nkx | |
| ISO 639-3 Reference Names | art-289 | Nkoroo |
| ISO 639-3 Print Names | art-290 | Nkoroo |
| ISO 639-3 Inverted Names | art-291 | Nkoroo |
| Ethnologue Primary Language Names | art-323 | Nkoroo |
| Glottolog Languoid Names | art-326 | Nkoroo |
| Glottocode | art-327 | nkor1239 |
| Glottolog Primary Key | art-328 | 44681 |
| Ethnologue Language Names | art-330 | Nkoro |
| Ethnologue Language Names | art-330 | Nkoroo |
| English | eng-000 | Nkoroo |