How I can activate roaming service on a prepaid SIM card?

• By dialing *111# from your mobile phone and then press the call button. You will receive a text message notification (SMS) upon successful service activation.
• By calling 123 at the price of 0.10 BGN/min.

It is important to know that activation of the roaming service on prepaid SIM cards could be done only in Bulgaria.
Before you leave Bulgaria we recommend that you check whether you have activated the service.
When you activate the international roaming service you agree to the General terms and conditions of Roam&Surf service (BG).