| ISO 639-3 Reference Names | art-289 | Sumi Naga |
| ISO 639-3 Print Names | art-290 | Sumi Naga |
| ISO 639-3 Inverted Names | art-291 | Naga, Sumi |
| Ethnologue Primary Language Names | art-323 | Naga, Sumi |
| Glottolog Languoid Names | art-326 | Sumi Naga |
| Glottocode | art-327 | sumi1235 |
| Glottolog Primary Key | art-328 | 27364 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 1136 |
| Ethnologue Language Names | art-330 | Dayang |
| Ethnologue Language Names | art-330 | Lazemi |
| Ethnologue Language Names | art-330 | Naga, Sumi |
| Ethnologue Language Names | art-330 | Sema |
| Ethnologue Language Names | art-330 | Simi |
| Ethnologue Language Names | art-330 | Sumi |
| Ethnologue Language Names | art-330 | Western Sumi |
| Ethnologue Language Names | art-330 | Zhimomi |
| Ethnologue Language Names | art-330 | Zumomi |
| English | eng-000 | Simi |
| English | eng-000 | Sumi Naga |
| français | fra-000 | simi |
| español | spa-000 | simí |
