| English | eng-000 |
| Soi | |
| ISO 639-3 | art-001 | soi |
| ISO 639-3 | art-001 | soj |
| ISO 639-PanLex | art-274 | soj-000 |
| ISO 639-3 Inverted Names | art-291 | Soi |
| Glottolog Languoid Names | art-326 | Sonha |
| Glottocode | art-327 | sonh1238 |
| Glottolog Primary Key | art-328 | 37799 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 2302 |
| français | fra-000 | soi |
| español | spa-000 | soi |