| ISO 639-3 Reference Names | art-289 | Motlav |
| ISO 639-3 Print Names | art-290 | Motlav |
| ISO 639-3 Print Names | art-290 | Mwotlap |
| ISO 639-3 Inverted Names | art-291 | Motlav |
| ISO 639-3 Inverted Names | art-291 | Mwotlap |
| Ethnologue Primary Language Names | art-323 | Mwotlap |
| Glottolog Languoid Names | art-326 | Motlav |
| Glottocode | art-327 | motl1237 |
| Glottolog Primary Key | art-328 | 41536 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 2507 |
| Ethnologue Language Names | art-330 | Dagmel |
| Ethnologue Language Names | art-330 | Motalava |
| Ethnologue Language Names | art-330 | Motlav |
| Ethnologue Language Names | art-330 | Mwotlap |
| Ethnologue Language Names | art-330 | Valuwa |
| Ethnologue Language Names | art-330 | Volow |
| English | eng-000 | Motlav |
| English | eng-000 | Volow |
| français | fra-000 | volow |
| español | spa-000 | volow |
