Are you rolling with an out-of-contract AT&T iPhone? If so, there's no reason to keep it locked to the AT&T network as of this weekend. Starting on Easter Sunday, AT&T will unlock any out-of-contract iPhone at the request of the customer. This means you can swap out the SIM for that of any other GSM carrier. This makes it super-easy when traveling abroad. In order to get the unlock, your account needs to be in good standing, so make sure you're all paid up.
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