We are giving away data for free for each top-up until the end of the year!

How do I get it?

Top up at least 300 CZK of credit and get 1 GB extra for active data packages!

Take advantage of this special offer as many times as you want.

You automatically get 1 GB of data extra free every time you top up at least 300 CZK.

Top up credit

OpenCall is a virtual operator that focuses on cheap international calls. With our prepaid card you don't have to sign any contracts and have full control of your expenditure.

Stay connected to your family, wherever you are.

Contact

Telephone:
 +420 778 820 820,
*88 for OpenCall customers

Check your credit balance:
*110*#

Email:
 support@opencall.cz

Address for written correspondence:
O2 Czech Republic, a.s. – OpenCall
Za Brumlovkou 2/266
Praha 4, 140 22