ISO 3166-2:CH
[als] ISO 3166-2:CH
[ar] أيزو 3166-2:CH
[bar] ISO 3166-2:CH
[bs] ISO 3166-2:CH
[ca] ISO 3166-2:CH
[cs] ISO 3166-2:CH
[de] ISO 3166-2:CH
[eo] ISO 3166-2:CH
[es] ISO 3166-2:CH
[fa] ISO 3166-2:CH