| Glottolog Primary Key | art-328 |
| 38858 | |
| ISO 639-3 | art-001 | ruo |
| Glottolog Languoid Names | art-326 | Istro Romanian |
| Glottocode | art-327 | istr1245 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 364 |
| English | eng-000 | Istro-Romanian |
| français | fra-000 | istro-roumain |
| español | spa-000 | istro-rumano |