44 countries and 4 Dependencies (2021)
- Albania
- Andorra
- Austria
- Belarus
- Belgium
- Bosnia and Herzegovina
- Bulgaria
- Channel Islands (Dependency of U.K.)
- Croatia
- Czech Republic (Czechia)
- Denmark
- Estonia
- Finland
- Faeroe Islands (Dependency of Denmark)
- France
- Germany
- Gibraltar (Dependency of U.K.)
- Greece
- Holy See (city of Vatican)
- Hungary
- Iceland
- Ireland
- Isle of Man (Dependency of U.K.)
- Italy
- Latvia
- Liechtenstein
- Lithuania
- Luxembourg
- Malta
- Moldova
- Monaco
- Montenegro
- Netherlands
- North Macedonia
- Norway
- Poland
- Portugal
- Romania
- Russia
- San Marino
- Serbia
- Slovakia
- Slovenia
- Spain
- Sweden
- Switzerland
- Ukraine
- United Kingdom