Can I Use a 3G iPhone from overseas on AT&T...

[rowensiv]

Can i use a 3G iPhone from overseas on AT&T's 3G network in the US?

What are the requirements to buy the phone from vodaphone?

 

[whooleytoo]

Can i use a 3G iPhone from overseas on AT&T's 3G network in the US?

What are the requirements to buy the phone from vodaphone?

Presumably yes, but you'll be charged whatever roaming rates apply.

That could be a LOT, particularly for data.