| Ethnologue Language Names | art-330 |
| Eso | |
| ISO 639-3 | art-001 | soc |
| Ethnologue Language Names | art-330 | Gesogo |
| Ethnologue Language Names | art-330 | Heso |
| Ethnologue Language Names | art-330 | So |
| Ethnologue Language Names | art-330 | Soa |
| Ethnologue Language Names | art-330 | Soko |