I currently have an iphone 6s 16 gb under the Next 24 plan, but a friend of mine was selling her iphone 6s 64 gb and I bought it. Am I allowed to transfer my sim card over to the new phone and start using that and sell my previous iphone even though I am still making payments?

Is there a charge from at&t to switch your at&t sim card between 2 phones?

Im currently trying to transfer from one att phone to another. But the phone im currenly using has a smaller sim card then the new phone which has a large sim card in it. What should i do so that i can use the new phone and get my plan and what not onto the new phone?The phone i am curently on is an

I received a used iphone 4 from a friend and I want to activate it with my number since my current iphone 4 is cracked badly.  How can I do this?

Hey guys! I wanted to get some confirmation on this before I do anything.Currently I'm using a Galaxy Note 3 which takes a Micro Sim Card. I'm on a 2 year contract with it, but I'm the kind of guy who constantly likes to try new things and switches phones a lot. My question is that I just recently b