| ISO 639-3 | art-001 |
| thp | |
| ISO 639-3 Reference Names | art-289 | Thompson |
| ISO 639-3 Print Names | art-290 | Thompson |
| ISO 639-3 Inverted Names | art-291 | Thompson |
| Ethnologue Primary Language Names | art-323 | Thompson |
| Glottolog Languoid Names | art-326 | Thompson |
| Glottocode | art-327 | thom1243 |
| Glottolog Primary Key | art-328 | 24570 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 2388 |
| Ethnologue Language Names | art-330 | Nklapmx |
| Ethnologue Language Names | art-330 | Nle’kepmxcín |
| Ethnologue Language Names | art-330 | Ntlakapamux |
| Ethnologue Language Names | art-330 | Ntlakapmuk |
| Ethnologue Language Names | art-330 | Thompson |
| English | eng-000 | Thompson |
| français | fra-000 | thompson |
| español | spa-000 | nikutamú |
| nɬeʔkepmxcín | thp-000 | Nłeʼkepmxcin |