+4
Originally larger countries, such as the United Kingdom or France, were assigned two-digit codes (to compensate for their usually longer domestic numbers) and small countries, such as Iceland, were assigned three-digit codes; however, since the 1980s, all new assignments have been three-digit regardless of countries’ populations.
- +40 Romania
- +41 Switzerland
- +42 previously assigned to Czechoslovakia until its breakup. Czech Republic and Slovakia used this common code until 1 March 1997.
- +420 Czech Republic
- +421 Slovakia
- +422 unassigned
- +423 Liechtenstein
- +424 unassigned
- +425 unassigned
- +426 unassigned
- +427 unassigned
- +428 unassigned
- +429 unassigned
- +43 Austria
- +44 United Kingdom, including Isle of Man and the Channel Islands.
- +45 Denmark
- +46 Sweden
- +47 Norway
- +48 Poland
- +49 Germany
This website provides information about country code, area code, details of numbering plan and tips for how-to-dial. This is your complete guide to call anywhere in the world. Simply find and click the country name you wish to call. You'll find instructions on how to call that country using its country code, as well as other helpful information like area codes, ISO country codes and so on.