International addresses are currently printed using the UK format, however R.M. advise using the correct format for the destination for the destination country, especially (at the moment) with regards to Spain. Under the International Incidents bulletin (Spain), quote: "It’s particularly important to provide the Spanish address in the correct format ...". I would, but I can't when using C&D!!

I created software to do just that for my own labels before I started using C&D, so it's not difficult and surprising that a major postal company doesn't even do it themselves, at the same time as advising others to do so!