I just got iphone 6 and it says no service?

My mom got it for me for a graduation present and she braught it home and i was so happy and i still am but it says no service. I have att btw

Try calling them to activate it

You probably have to put a SIM card in that beast somewhere. It used to be in the top of the 3GS. I have no idea where you would find it on the 5 or above.

What did att tell you?

Check with AT&T.