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.
+420 778 820 820,
*88 for OpenCall customers
Check your credit balance:
Address for written correspondence:
O2 Czech Republic, a.s. – OpenCall
Za Brumlovkou 2/266
Praha 4, 140 22