TOP UP Online

If you are using a SIM card bought before 1. 7. 2016 switch to new OpenCall powered by O2 SIM card. You can get it at our online eshop, at the closest newsagent or at any O2 shop. We will transfer your number and credit.


I have the old

OpenCall SIM card.

Click here.

I have the new

Opencall powered O2 SIM card

Click here.