ok..I need some advise...I recently got a contract with At&t that I plan to cancel...asap and go to a prepaid carrier.... what's important to me is keeping my phone number ....keeping all iphone 5 features and also data speed...I was thinking about straight talk..but worried about them cutting the phone off...because I get and send thousands of text a month... tmobile ? straight talk ? h20 ? or any others ??? please help...thanks