G Guest Guest Sep 1, 2010 #1 someone gave me their old at&t phone, i just bought a new sim card, how do i activate it?
buwish Splendid Dec 16, 2008 4,570 5 24,360 Sep 1, 2010 #2 You're going to have to call your carrier or bring it into a store so they can activate it. Upvote 0 Downvote
miwanuma Distinguished Apr 4, 2010 18 0 18,560 Sep 3, 2010 #3 Go to any att cor store and if you activate service they will give you a free sim. (pre or post paid Upvote 0 Downvote