Yes, but you have to buy a sim card for it
It would work if the phone has a SIM card slot and you get one of the u.s. cellulars SIM cards
No. It doesn't have a sim card slot...
No you cannot. AT&T uses a GSM network and Boost uses iDEN and the two are not even remotely compatible. The Boost SIM card can be used for international roaming but it will not work with GSM networks in the US. It will not work either way, a Boost SIM will not work in a GSM device and a GSM SIM will not work in a Boost device.
yes. once an iphone is universally unlocked it will work.
Yes. A Canadian can work in Canada, it makes no difference that he or she has permission to work elsewhere.
Yes.
No you cannot. AT&T uses a GSM network and Boost uses iDEN and the two are not even remotely compatible. The Boost SIM card can be used for international roaming but it will not work with GSM networks in the US. It will not work either way, a Boost SIM will not work in a GSM device and a GSM SIM will not work in a Boost device.
You can buy a European SIM card in the US from online retailers or specialty stores that sell international SIM cards. Some major mobile carriers may also offer European SIM cards for purchase.
To obtain a US SIM card for your mobile phone, you can purchase one from a local mobile carrier store or online retailer. You will need to provide identification and may need to choose a plan or pay for the SIM card. Once you have the SIM card, you can insert it into your phone and activate it following the carrier's instructions.
If you have a SIM Card, then yes.
yes it will because it will be in your account. just like Amercan express works in Canada