Prefix 684 a Hong Kong SAR China
Bayanan prefix 684 kamar yadda aka wallafa a tsarin lambobi na hukuma na Hong Kong SAR 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)
- China Mobile
- Nau'in layi
- Wayar hannu
- Misalin salo
- +852 684X XXXX