b-mobile Helpdesk for VISITOR SIM (For inquiry about VISITOR SIM only)
Telephone
Due to the coronavirus disease(COVID-19), our helpdesk will respond to customers' inquiries only by e-mail.
Inquiry Form We will reply within 3 business days.
However, we may not be able to send you a quick response, or even any response in some cases.
We can not answer any inquiries which is written other than English.