| English | eng-000 |
| Rengma | |
| ISO 639-3 | art-001 | nnl |
| ISO 639-3 | art-001 | nre |
| Glottolog Languoid Names | art-326 | Northern Rengma Naga |
| Glottolog Languoid Names | art-326 | Southern Rengma Naga |
| Glottocode | art-327 | nort2725 |
| Glottocode | art-327 | sout2732 |
| Glottolog Primary Key | art-328 | 27361 |
| Glottolog Primary Key | art-328 | 27369 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 1139 |
| français | fra-000 | Rengma |
| español | spa-000 | rengma |