USING TELEPHONES IN CZECH REPUBLIC

If you wish to call a number in the Czech Republic, you must first dial the country code 00420, followed by other codes and numbers (city, subscriber), but always without any additional zero.

Important telephone numbers:
Universal emergency service line: 112
Ambulance: 155
Police: 158
City police: 156
Fire brigade: 150
Directory enquiries: 1180/1181

Mobile phones:
There are currently three mobile operators offering their services in the Czech Republic: Vodafone, T-Mobile and Telefonica O2. Their services are provided using the 900 and 1,800 MHz frequencies, which most mobile are enabled to use.

Before you start using your mobile phone in the Czech Republic, consider buying a local SIM card as it can considerably reduce your telephone bills. However, your mobile phone needs to be unblocked in that case. A SIM card together with a starting prepaid credit costs between CZK 300–2,000. Czech mobile operators – Telefonica O2, T-Mobile and Vodafone – all offer mobile phone rental services. For specific terms and conditions of such services, please visit their respective websites:
Telefonica O2
Vodafone
T-Mobile