How do you call back a blcoked numer on?

Question

a cell phone or is there a government website you have to go to to find out who it is

Answer 1

You Cant! Period. End of story.

Answer 2

ok look this is something i would like to know my self...but ..i dont know a easy way..buy thes...you can call the police or buy the machine that the police uses to trace blocked numbers....you can try callin your servic provider...the can eather block the privet numbers or i think trace them......iv herdv of a pc program that can wirelessly hack your cell phone like tappin  you know listenin...on cell calls at the same time displayin the number no matter blocked or normal...but i never found the name or wher to obtain it....sorry