Opencall is now available on the O2 Network

Same great low prices!

Better Data Packages

Bigger Coverage

More Top-up Options!

What do I do if I already have an OpenCall SIM Card?

Buy new “OpenCall powered by O2” SIM card

Send your new phone number from old SIM to 778 820 820

Insert & activate the new “OpenCall powered by O2” SIM card

Your remaining credit and reward will be automatically transferred

How to top up the old
OpenCall SIM card

top-up coupon

Sazka terminal
with Sazka card

If you want to keep your number please call *88 and we will take care of everything.

How to top up the new “OpenCall powered by O2” SIM card

top-up coupon

terminals – choose O2

Please note that until you upgrade to the “OpenCall powered by O2” SIM card your current OpenCall SIM card is still functional and we will notify you well in advance when we will discontinue the service for this card.

Where can I top up my credit?

Please note: Whenever and wherever you top up, always choose the network.

With top-up cards from selected partners, please use O2 branded top-up cards.

When you top-up in selected partners listed below, please tell the operator your phone number, charging amount and network operator.

E-banking: You can top-up through electronic banking in the following banks: Česká spořitelna, ČSOB, Poštovní spořitelna, GE MoneyBank, Komerční banka, Raiffeisenbank, UniCredit Bank and Fio banka. In application please select operator O2

Selected Retail stores - Billa, Rossman, Tesco, Žabka, Flosman, ESO market) and Czech Post

Petrol stations – Shell, OMV, Benzina, Agip, Euro Oil, Pap Oil, Robin Oil and others

Online by credit cards:

Selected ATM’s and all Sazka and Fortuna terminals.

Name *
Surname *
E-mail *
Address streeet, number *
Address 2
City *
Phone number *
* Fields marked with * are required
Copy the code from the picture

Sending a request to the SIM card free of charge agree with the Terms & Conditions.