Na výsluní 201/13
Prague 10, 100 00

Way to get there:

Metro: Želivského (A)

Tram: Vozovna Strašnice (5, 7, 26)


Phone: +420 778 820 820

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OpenCall Mobile

Your cheapest calls home!

OpenCall Mobile - Your Cheapest Calls Home!

Order your FREE SIM card now!

1.80 CZK calls to Czech Republic, Slovakia, Austria, Germany and Poland!
International calls from 1,60 CZK
• Full customer service and SIM cards available in English and other languages
• No commitment, no contracts
• Several different price plans, including special offers for EU, US, UK, Canada, Africa and Russia
• Transfer your old number, free of charge
• No hidden charges or restrictions
• Top up online, in our store, SAZKA terminals, SUPERCash 
• Website fully available in English, Czech and Russian, just visit
• Any problems or questions? Call our customer care at +420 778 820 820 (*88 FREE with your Opencall SIM card)

Calling home has never been so cheap or simple! OpenCall mobile offer the cheapest calls within the Czech Republic and internationally. We are the only pre-paid SIM card company which is focused on expats and their need for cheap and simple SIM cards with no commitments or contracts. 

Unlike other SIM providers, OpenCall offers a full service in several different languages, and it’s as simple as selecting your chosen language when setting up your new SIM or contacting our customer helpline. You can even transfer your old number to your new SIM card, completely free of charge! Simply follow the easy instructions on our website. 

Getting your new OpenCall SIM card is easy too, just visit the website at or call in at the new SIM outlet store at Revoluční 1246/22 in Prague, where our team will be more than happy to help find the right price plan for you. OpenCall has no commitments or contracts, so you’re free to leave at any time, although with the lowest call rates and no hidden restrictions or extra charges, why would you want to?

Calls within the Czech Republic 1.80 CZK per minute
Calls to Austria, Germany, Slovakia and Poland for only 1.80 CZK per minute
Calls to the UK – from 2.50 CZK per minute
Calls to the US – from 2.50 CZK per minute

For more information, including full tariffs, please visit

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