hello i have a iphone 5s sprint i got from somebody online and she told me it would work with my AT& T carrier to my surprise

[Theyvid]

hello i have a Iphone 5s sprint i got from somebody online and she told me it would work with my AT& T carrier to my surprise

 

[Titillating]

Are you asking for confirmation on what you were told? If so, you can check the iPhone's model number against Apple's documentation to see if it works on AT&T: http://www.apple.com/iphone/LTE/