| ISO 639-3 | art-001 |
| lsl | |
| ISO 639-3 Reference Names | art-289 | Latvian Sign Language |
| ISO 639-3 Print Names | art-290 | Latvian Sign Language |
| ISO 639-3 Inverted Names | art-291 | Latvian Sign Language |
| Ethnologue Primary Language Names | art-323 | Latvian Sign Language |
| Glottolog Languoid Names | art-326 | Latvian Sign Language |
| Glottocode | art-327 | latv1245 |
| Glottolog Primary Key | art-328 | 33447 |
| Ethnologue Language Names | art-330 | LZV |
| Ethnologue Language Names | art-330 | Latvian Sign Language |
| Ethnologue Language Names | art-330 | Latviešu Zīmju Valoda |
| 普通话 | cmn-000 | 拉脱维亚手语 |
| English | eng-000 | Latvian Sign Language |
| русский | rus-000 | латвийский жестовый |