Prefix 21 a China
Bayanan prefix 21 kamar yadda aka wallafa a tsarin lambobi na hukuma na China — rabon asali ne, ba mai ɗaukar kaya na yanzu na wata takamaiman lamba ba, tunda ana iya canja lambobi.
- Mai ɗaukar kaya (rabon asali)
- —
- Nau'in layi
- Layin gida
- Yanki
- Shanghai
- Misalin salo
- +86 21 XXXX XXXX