| English | eng-000 |
| Eastern Slovak | |
| ISO 639-3 | art-001 | slk |
| Glottolog Languoid Names | art-326 | Slovak |
| Glottocode | art-327 | slov1269 |
| Glottolog Primary Key | art-328 | 36653 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 1024 |
| français | fra-000 | slovaque oriental |
| español | spa-000 | eslovaco oriental |