Unfortunately, there is no way to reverse that process, perhaps someone has a spare code though in the #Destiny forum.
English
-
If there's not a way to reverse that process, then Bungie are in for a real rough ride. They should know that this exact thing was going to be a problem, and have solutions ready to roll immediately.
-
They did have a pretty clear warning before you select a console and region. But I understand its an interesting process to say the least.