I'm going to the US for a month over the summer and was wondering how I go about getting a US SIM card for my iPhone 4 so I can avoid ridiculous roaming charges.
My iPhone 4 is unlocked so that's not an issue - can I get a SIM in the UK or is it best to just pop into an AT&T store when I'm there?
My iPhone 4 is unlocked so that's not an issue - can I get a SIM in the UK or is it best to just pop into an AT&T store when I'm there?