| ISO 639-3 | art-001 |
| eus | |
| ISO 639-2/T | art-002 | eus |
| ISO 639-2/B | art-003 | baq |
| ISO 639-1 | art-004 | eu |
| ISO 639-3 Reference Names | art-289 | Basque |
| ISO 639-3 Print Names | art-290 | Basque |
| ISO 639-3 Inverted Names | art-291 | Basque |
| Ethnologue Primary Language Names | art-323 | Basque |
| Glottolog Languoid Names | art-326 | Basque |
| Glottocode | art-327 | basq1248 |
| Glottolog Primary Key | art-328 | 23897 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 415 |
| Ethnologue Language Names | art-330 | Alavan |
| Ethnologue Language Names | art-330 | Alto Navarro Meridional |
| Ethnologue Language Names | art-330 | Alto Navarro Septentrional |
| Ethnologue Language Names | art-330 | Bajo Navarro Occidental |
| Ethnologue Language Names | art-330 | Bajo Navarro Oriental |
| Ethnologue Language Names | art-330 | Basque |
| Ethnologue Language Names | art-330 | Benaffarera |
| Ethnologue Language Names | art-330 | Biscayan |
| Ethnologue Language Names | art-330 | Eastern Low Navarrese |
| Ethnologue Language Names | art-330 | Euskara |
| Ethnologue Language Names | art-330 | Euskera |
| Ethnologue Language Names | art-330 | Gipuzkera |
| Ethnologue Language Names | art-330 | Gipuzkoan |
| Ethnologue Language Names | art-330 | Guipuzcoan |
| Ethnologue Language Names | art-330 | Guipuzcoano |
| Ethnologue Language Names | art-330 | High Navarrese |
| Ethnologue Language Names | art-330 | Labourdin |
| Ethnologue Language Names | art-330 | Lapurdiera |
| Ethnologue Language Names | art-330 | Navarro-Labourdin |
| Ethnologue Language Names | art-330 | Roncalese |
| Ethnologue Language Names | art-330 | Souletin |
| Ethnologue Language Names | art-330 | Souletino |
| Ethnologue Language Names | art-330 | Suberoan |
| Ethnologue Language Names | art-330 | Suletino |
| Ethnologue Language Names | art-330 | Upper Navarran |
| Ethnologue Language Names | art-330 | Vascuense |
| Ethnologue Language Names | art-330 | Vizcaino |
| Ethnologue Language Names | art-330 | Western Low Navarrese |
| Ethnologue Language Names | art-330 | Xiberoera |
| Ethnologue Language Names | art-330 | Zuberoera |
| 普通话 | cmn-000 | 巴斯克语 |
| Deutsch | deu-000 | Baskisch |
| English | eng-000 | Basque |
| euskara | eus-000 | euskara |
| français | fra-000 | basque |
| русский | rus-000 | баскский |
| español | spa-000 | euskera |
| español | spa-000 | vasco |
