does att prepaid work upon a sealed iphone 3g as well as does a interpretation work to given att prepaid users have prepaid data

Related solution post:

1. Would an iphone work with a PREPAID/ pay as you go at&t sim card?
2. can the att iPhone 3g(the new ones) be prepaid on att?
3. att go phone sim locked to phone, i want it in my iphone 3g?
4. how do I get the Iphone prepaid?
5. Can you put a ATT prepaid sim card into an iPhone?