ISO 639-2, the international standard for language codes, assigns the code oto to Otomian languages.
- ISO 639-2/B code: oto
- English name: Otomian languages
- French name: otomi, langues
Document v1 · published by Koskamo · updated 2026-10-04
ISO 639-2, the international standard for language codes, assigns the code oto to Otomian languages.