Mobile telephones in Europe work on frequencies of 900 MHz and 1,800 MHz.
The network for mobile telephones in the USA uses a frequency of 1,900 MHz. Newer types of mobile telephones can already handle both the European network and also the network in the USA without any problems.
The international dialling code for the Czech Republic is +420 (00420).
Mobile telephone services are provided by four mobile operators in the Czech Republic: Telefónica O2, T-Mobile, Vodafone and U:fon. Call costs are billed by the minute and are different for each operator. Calling between telephone numbers operated by one operator is cheaper than calling to other mobile networks. Operators also offer discount service bundles with flat rate prices per month or prepaid cards for customers who do not want to be tied to a contract.
Recommendation: Make sure your telephone is not bound to one operator (a so-called blocked device).
Information about telephone numbers in the Czech Republic is available here.
You can also get information about telephone numbers in the Czech Republic and abroad by calling 1188; the operators speak English, French, Russian and Slovak.
Calling to the telephone info lines of various companies and government institutions in the Czech Republic that start with 800 is free.
If you send an SMS, by means of which you wish to pay for a service (for example a public transport ticket), the price of the service is generally the last two numbers.
If you do not have a mobile phone with you, you can call from a telephone booth. These can generally be found in city centres, at stations, in Post Offices, in shopping centres, etc. You will however need small change or a prepaid card to use these.
Internet
Technology for broadband connection to the Internet is widespread in the Czech Republic. You can use all regular technical connection standards.
Wi-Fi
Wireless connection via Wi-Fi is commonly used. You can easily connect up with a netbook, notebook or smartphone via Wi-Fi in restaurants, cafes, hotels and in many other locations.
Broadband, ADSL and fixed connection
Companies, households and practically all hotels in the Czech Republic commonly have a fast fixed connection available.
Mobile technology
You can also connect to the Internet in the Czech Republic with the aid of mobile technologies. Most large cities are covered with a signal and the level of coverage is gradually increasing.
Internet access if you do not have a computer or smartphone
Several Internet cafes offer connection to the Internet, a list of which can be found here. Prices for use of the Internet are individual; you may pay by the minute or by the hour.
Information centres usually have a computer with Internet connection available for use, as do municipal offices, public libraries and almost all accommodation facilities.
Services on the Internet
You can easily do the following over the Internet in the Czech Republic:
- purchase goods
- reserve tickets for theatres, cinemas, cultural and sporting events
- search for travel connections
- communicate with the authorities
A few tips for Czech websites:
- local search engines: Google.cz, Seznam.cz, Centrum.cz
- ticket reservation: TicketPro, TicketPortal, TicketStream
- transport: IDOS.cz
- authorities: Czech Ministry of Foreign Affairs
Electricity
The electricity network in the Czech Republic has a voltage of 230 V and frequency of 50 Hz. Plug sockets have two round holes and one round pin. If for example you have a universal charger, all you will need is a simple connector between your system and the Czech system on the other end. If your appliance works on a different voltage or frequency, you will need a more complicated adapter. This can easily be purchased or borrowed in the place where you are staying.
Source: CzechTourism