UNKONW numbers shown on all incoming cell calls

Im a prepaid vodacom customer<br> I must have clicked for a contract option on an sms only to find i no longer could see caller id of incoming <br> <br> I phoned them and ****ke to DUDIZILE and am hoping they will restore my caller id<br> <br> 3but folks if you dont know if its your mom or someone else calling you including maybe a person you prefer not to talk to now you know why <br> <br> this company doesnt seem to care about taking other peoples right to confidentiality of whos calls we choose to answer<br> <br> in the UK I could sue them . in this country of course anything ******* like this goes