The European and American Galaxy Note 3 models might be locked to their respective regions, or so it says on the boxes' label, but Asian and Australian versions don't seem to have that same restriction...
Source: http://www.phonearena.com/news/Asian-Galaxy-Note-3-units-exempt-from-Samsungs-annoying-region-lock_id47795
Source: http://www.phonearena.com/news/Asian-Galaxy-Note-3-units-exempt-from-Samsungs-annoying-region-lock_id47795