| UNESCO Atlas of the World’s Languages in Danger ID | art-329 |
| 888 | |
| ISO 639-3 | art-001 | iow |
| Glottolog Languoid Names | art-326 | Iowa-Oto |
| Glottocode | art-327 | iowa1245 |
| Glottolog Primary Key | art-328 | 36486 |
| English | eng-000 | Chiwere |
| français | fra-000 | chiwere |
| español | spa-000 | chiwere |