robed by tracphone

stold $260 .sutoff cell phone.tryed&stell are trying to steal my cell phone #. one of the worker says they can cell my no. my time frame says its my phone no. un till 11/17/2014. they say i can no longer have time frame.mad me buy another cell phone.(this is my third cell phone this month) they told me at first i cold not have my no. back .i said then buy my no. from me. then they gaveit back but nottime frame. iv had this no. for over three years.