| ISO 639-3 | art-001 |
| tmk | |
| ISO 639-3 Reference Names | art-289 | Northwestern Tamang |
| ISO 639-3 Print Names | art-290 | Northwestern Tamang |
| ISO 639-3 Inverted Names | art-291 | Tamang, Northwestern |
| Ethnologue Primary Language Names | art-323 | Tamang, Northwestern |
| Glottolog Languoid Names | art-326 | Northwestern Tamang |
| Glottocode | art-327 | nort3144 |
| Glottolog Primary Key | art-328 | 104821 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 2258 |
| Ethnologue Language Names | art-330 | Dhading |
| Ethnologue Language Names | art-330 | Kath-Bhotiya |
| Ethnologue Language Names | art-330 | Lama Bhote |
| Ethnologue Language Names | art-330 | Murmi |
| Ethnologue Language Names | art-330 | Rongba |
| Ethnologue Language Names | art-330 | Sain |
| Ethnologue Language Names | art-330 | Tamang Gyoi |
| Ethnologue Language Names | art-330 | Tamang Lengmo |
| Ethnologue Language Names | art-330 | Tamang Tam |
| Ethnologue Language Names | art-330 | Tamang, Northwestern |
| English | eng-000 | Northwestern Tamang |
| English | eng-000 | Tum |
| français | fra-000 | tamang du nord-ouest |
| español | spa-000 | tum |