ISO 639-2, the international standard for language codes, assigns the code vol to Volapük.
- ISO 639-2/B code: vol
- ISO 639-1 code: vo
- English name: Volapük
- French name: volapük
Document v1 · published by Koskamo · updated 2026-10-04
ISO 639-2, the international standard for language codes, assigns the code vol to Volapük.