Yes,You will be able to keep the same data plan on your Blackberry phone.But your phone is free of any network lock.If it's network restricted phone means,you will need to unlock your phone to use Rogers cell phone plan.For unlocking you can approach your service provider or else try to buy an unlocking service from any one of the online unlocking service provider like OnlineGSMUnlock.com Here you can unlock your phone at low cost.