what is the actual cost of the at&t unlimited plus plan
at t s unlimited mobile data plan is back after discontinuing its unlimited mobile data plans back in 2010 at t has brought them back as a bundle with its u verse tv and new directv services if you re a subscriber on either of those the plan costs $ 100 for a single smartphone with additional lines at $ 40 each that s a far cry from the $ 30 that grandfathered subscribers of the older unlimited plans pay though at t will also lop $ 10 off of your directv or u verse bill