Trip to NYC and Boston

[Bossman]

I believe you just call the CSR number on there and tell them the areacode you want by providing the zipcode. At least that's the way it is with tmobile. It's all automated. No human intervention at all.

Originally Posted by Effendi

One more question: if I buy the AT&T prepaid kits on eBay, then how it works for the activation? Of course I have to do it once I'm in the US and I guess it's all written on the instructions, but is it needed some sort of registration? Or can I just pur the simcard in the phone and use it?