Prefix 657 a Cameroon
Bayanan prefix 657 kamar yadda aka wallafa a tsarin lambobi na hukuma na Cameroon — rabon asali ne, ba mai ɗaukar kaya na yanzu na wata takamaiman lamba ba, tunda ana iya canja lambobi.
- Mai ɗaukar kaya (rabon asali)
- Orange
- Nau'in layi
- Wayar hannu
- Misalin salo
- +237 6 57 XX XX XX