3 days ago · 1 Czech Koruna to US Dollar stats Currency Information CZK - Czech Koruna Our currency rankings show that the most popular Czech Koruna exchange rate is the CZK to USD rate. The currency code for Czech Koruny is CZK. The currency symbol is Kč. More Czech Koruna info USD - US Dollar The currency used in the Czech Republic is the Czech crown or Koruna. Although a European Union member, it hasn't yet adopted the euro. CNkq.