Slovak koruna
Slovakia switched its currency from the koruna to the euro on 1 January 2009, at a rate of 30.1260 korunas per euro.
Central Europe
Currently, the members of the Eurozone include Austria, Germany, Luxembourg, Slovakia, and Slovenia. Croatia, the Czech Republic, Hungary and Poland use their currencies (Croatian kuna, Czech koruna, Hungarian forint, Polish złoty), but are obliged to adopt the Euro. Switzerland uses its own currency, Swiss franc.