Western Europe:

• Austria
• Belgium
• France
• Germany
• Liechtenstein
• Luxembourg
• Monaco
• Netherlands
• Switzerland

Northern Europe:

• Åland Islands
• Channel Islands
• Denmark
• Estonia
• Faroe Islands
• Finland
• Iceland
• Ireland
• Isle of Man
• Latvia
• Lithuania
• Norway
• Svalbard and Jan Mayen Islands
• Sweden
• United Kingdom of Great Britain and Northern Ireland

Southern Europe:

• Albania
• Andorra
• Bosnia and Herzegovina
• Croatia
• Gibraltar
• Greece
• Holy See
• Italy
• Malta
• Montenegro
• North Macedonia (officially the Republic of North Macedonia)
• Portugal
• San Marino
• Serbia
• Slovenia
• Spain

Eastern Europe:

• Belarus
• Bulgaria
• Czech Republic
• Hungary
• Poland
• Republic of Moldova
• Romania
• Russian Federation
• Slovakia
• Ukraine

It’s important to note that while some territories and regions are listed, they may not have full sovereignty as independent nations. The categorizations are based on the UN geoscheme as of 2022.