| English | eng-000 |
| Western Huasteca Nahuatl | |
| ISO 639-3 | art-001 | nhw |
| ISO 639-PanLex | art-274 | nhw-000 |
| ISO 639-3 Inverted Names | art-291 | Nahuatl, Western Huasteca |
| IETF language tags | art-420 | nhw |
| Cihuātlāmpa Cuextlān nāhuatlahtōlli | nhw-000 | Cihuātlāmpa Cuextlān nāhuatlahtōlli |