@Molly16
Only if you use your phone more than 63 days in 180days in Europe, other than that you can use your phone upto a max of 25GB of data (or less if your allowance is less)
All the details on roaming are here Guide: Roaming MegaGuide
This is not customer services and we dont have access to your account
I do not work for o2 or any VMo2 /Telefonica/Liberty Global Company
