The eurozone, also known as the euro area, is a monetary union of European Union (EU) countries that have adopted the euro (€) as their official currency. As of 2026, the eurozone plays a pivotal role in the global economy, fostering economic stability, trade, and financial integration across Europe. This guide provides an up-to-date list of eurozone countries, explains the benefits of the euro, and explores the process for new members joining the euro area. What Is the Eurozone? The eurozone is a group of EU countries that have replaced their national currencies with the euro. The euro is managed…