I have a Samsung Galaxy S3 with AT&T Wireless. I went on their website and found their "Online Chat" support. I told the support person that I needed to unlock

I have a Samsung Galaxy S3 with AT&T Wireless. I went on their website and found their "Online Chat" support. I told the support person that I needed to unlock my phone so I could use a prepaid SIM while traveling overseas. Three minutes later I had my unlock code, no questions asked.