Get the 2-letter country code; may be equal to "" : Locales « I18N « Java Tutorial

1. Java Tutorial
2. I18N
3. Locales

import java.util.Locale;

public class Main {
  public static void main(String[] argv) throws Exception {

    Locale[] locales = Locale.getAvailableLocales();
    for (int i = 0; i < locales.length; i++) {

      String country = locales[i].getCountry();
    }
  }
}