| English | eng-000 |
| Ngwaba | |
| ISO 639-3 | art-001 | ngw |
| ISO 639-PanLex | art-274 | ngw-000 |
| ISO 639-3 Inverted Names | art-291 | Ngwaba |
| Glottolog Languoid Names | art-326 | Ngwaba |
| Glottocode | art-327 | ngwa1251 |
| Glottolog Primary Key | art-328 | 25199 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 27 |
| français | fra-000 | ngwaba |
| español | spa-000 | enguaba |