Can i use a at&t Blackberry Curve with T-mobile?

Question

Could I just insert my simcard into the Blackberry?? and it work..

Answer 1

go find a place to unlock your phone and then you can use the phone with any provider except sprint because they don't use sim cards.

Answer 2

You would need to make sure that the AT&T BlackBerry Curve is unlocked before doing this, or it won't work.

Answer 3

no.