To activate international data roaming service:
First, ensure you have used the device on the Sprint network at least once to access data.
Next, you will need to enable international data roaming service by contacting Sprint Worldwide customer care at via chat or email from www.sprint.com/swwsupport.
Check www.sprint.com/sww or www.sprint.com/sprintworldwideguide for coverage, rates, and more information about international roaming.
Device specific travel guides by country are available on www.sprint.com/traveltips (select device, then destination).