Ey, moved from Norway to the US a couple of months ago. brought my Norwegian iPhone 3GS, I had a norwegian plan on the phone but the contract was finished earlier this month. Does anyone know what if I can use any plan or do I still need to go with at&t. or if it is even possible to use a european phone here. do i need to change SIM cards? Please people. Needz teh help. I got nothin.