| ISO 639-3 | art-001 |
| mbx | |
| ISO 639-3 Reference Names | art-289 | Mari (East Sepik Province) |
| ISO 639-3 Print Names | art-290 | Mari (East Sepik Province) |
| ISO 639-3 Inverted Names | art-291 | Mari (East Sepik Province) |
| Ethnologue Primary Language Names | art-323 | Mari |
| Glottolog Languoid Names | art-326 | Mari (East Sepik Province) |
| Glottocode | art-327 | mari1432 |
| Glottolog Primary Key | art-328 | 26688 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 2686 |
| Ethnologue Language Names | art-330 | Mari |
| English | eng-000 | Mari |
| français | fra-000 | mari |
| русский | rus-000 | марийский |
| español | spa-000 | mari |