| ISO 639-3 | art-001 |
| ywl | |
| ISO 639-3 Reference Names | art-289 | Western Lalu |
| ISO 639-3 Print Names | art-290 | Western Lalu |
| ISO 639-3 Inverted Names | art-291 | Lalu, Western |
| Ethnologue Primary Language Names | art-323 | Lalu, Western |
| Glottolog Languoid Names | art-326 | Western Lalu |
| Glottocode | art-327 | west1506 |
| Glottolog Primary Key | art-328 | 27670 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 534 |
| Ethnologue Language Names | art-330 | Lalu, Western |
| 普通话 | cmn-000 | 西部彝语 |
| English | eng-000 | Lalo |
| English | eng-000 | Western Lalu Yi |
| français | fra-000 | lalo |
| español | spa-000 | lalo |