Euro countries (EU)

The euro is the only currency in official use in the following 20 European Union countries:
EU member countries using Euro
Austria France Malta
Belgium Germany Netherlands
Croatia Greece Portugal
Cyprus Ireland Slovakia
Estonia Italy Slovenia
Finland Latvia Spain
Luxembourg Lithuania

Non-EU Euro countries

Outside the European Union, the euro serves as sole currency of Andorra, San Marino, Vatican City, Monaco, Montenegro and Kosovo. Also in three overseas territories of EU states that are not themselves part of the EU (Mayotte, Saint Pierre and Miquelon and Akrotiri and Dhekelia).

EU Member countries that do not use the Euro

EU Member states not using the Euro
Bulgaria Hungary Sweden
Czechia Poland
Denmark Romania