How to call the Czech Republic (country code +420)

Calling to the Czech Republic

  • A leading '+' in the phone number means 'dial your country's exit code'.
  • Calling from a mobile phone: dial from on the country where you're currently located.
  • Calling from a VoIP or satellite phone: dial from on the country where the phone is registered.

The Czech Republic’s country code may be mis-labelled:

  • Country code 00420 (exit code of ’00’ used in many European, Asian, and African nations followed by the Czech Republic’s country code of ‘420’).
  • Country code 011420 (exit code of ‘011’ used in the United States and Canada followed by the Czech Republic’s country code of ‘420’).

When calling to a mis-labelled country code, remove the exit code from the call sequence and replace it with the exit code of the country the call is dialed from.

… to a mobile (cellular) phone or text (sms)

Use the same call sequence.

Mobile phone numbers are represented by phone numbers starting with ‘6’, ‘7’, or ’91’.

When calling a mobile phone user, call to the country where the mobile phone is registered, regardless of where the person being called is currently roaming.

… to a VoIP phone

Use the same call sequence.

When calling a VoIP phone user, call to the country where the VoIP phone is registered, regardless of where the person being called is currently roaming.

… to a satellite phone

The Czech Republic does not have a country-speicifc satellite phone system.

Most satellite phones operate on their own country code – calls to these satellite phones follow their own call sequence.

… sending a fax

Use the same call sequence.

Calling within the Czech Republic (domestic dialing)

Dial the entire phone number as it is listed.

There is no trunk prefix used in the Czech Republic.

nine digits
local phone number

Czech phone numbers explained

Number details

Czceh phone numbers are nine digits.

The first one to three digits of a land-line (fixed line) phone number represent a geographic (area) code.

Mobile numbers being with the digit ‘6’ or ‘7’.

An example of a Czech phone number

The National Museum lists its phone number in Prague as +420 224 497 111.

Number explanation
420224 497 111
country code for the Czech Republicgeographic (area) code for Praguelocal phone number within Prague
Local example – calling from another location in Prague

Dial all nine digits of the phone number for any domestic phone calls within the Czech Republic.

224 497 111
geographic (area) code for Praguelocal phone number within Prague
Long distance example – calling from Ostrava, Czech Republic (on the other side of the country)

Dial all nine digits of the phone number for any domestic phone calls within the Czech Republic.

224 497 111
geographic (area) code for Praguelocal phone number within Prague
Mobile example – calling from a cellular phone (including a foreign cellular phone roaming in the Czech Republic)

Dial all nine digits of the phone number for any domestic phone calls within the Czech Republic.

224 497 111
geographic (area) code for Praguelocal phone number within Prague
International example – calling from outside the Czech Republic

To call from outside the Czech Republic, dial the exit code of the country the call is dialed from, followed by the Czech Republic’s country code of ‘320’, followed by the local phone number.

exit codesecondone224 497 111
exit code of the country the call is dialed fromcountry code for the Czech Republicgeographic (area) code for Praguelocal phone number within Prague

Calling from the Czech Republic

’00’ is used as an exit code when dialing an international call from the Czech Republic.

Administrative and regulatory

Sources and more resources