International calls from 1.80 CZK
Calling to all mobile networks in Czech for 1,80 CZK
Data packages up to 6 GB
Customer helpline in 5 languages
Order our SIM card from the comfort of home.
Shipment is fast and free of charge!
Internet v mobilu pro každého. Vyberte si datový balíček dle Vašich potřeb.
We know how important it is to stay in contact with your family when you’re abroad. Find out how much it is to call home! Find out how much it is to call home!
Call your friends without restrictions. With the Plus package you don’t have to worry about the length of call.
Are you using the services of another operator, but you’d rather transfer to us?
Order your SIM card from the comfort of home. It’ll reach you in 2-3 days and shipment is free!
Want to buy a SIM card in person? Find your nearest sales point and drop by. We’re looking forward to seeing you!
Top up credit through our website, or check out the other options. We have a solution for everybody!
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
Address for written correspondence:
O2 Czech Republic, a.s. – OpenCall
Za Brumlovkou 2/266
Praha 4, 140 22