| English | eng-000 |
| Ixcatec | |
| ISO 639-3 | art-001 | ixc |
| ISO 639-3 Inverted Names | art-291 | Ixcatec |
| Glottolog Languoid Names | art-326 | Ixcatec |
| Glottocode | art-327 | ixca1245 |
| Glottolog Primary Key | art-328 | 39187 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 1265 |
| français | fra-000 | ixcatèque |
| español | spa-000 | ixcateco |