Entering your collection and delivery address should be child's play but unfortunately, address formats change around the world, especially considering postcodes. The system is very particular and with letters, numbers, dashes and spaces, the format changes from one country to the next. If you're struggling to submit, the postcode format is the first thing you should check.
We've listed the postcode formats of our most popular countries below. If you're sending somewhere else, this online resource tells you everything you need to know.
Postcode format (A=letter, 9=number)