SMS Harassment

Since end of January 2015, I am receiving sms from vodacom (+***) with the following words<br> *some text missing* A few seconds later I receive the following - You have 4.86 MB remaining on your data bundle.Without a data bundle you pay out-of-bundle rates. To buy another data bundle for great data rates dial -111# After that I receive the text Your data bundle has been depleted Without a data bundle you pay out-of-bundle rates. To buy another data bundle for great data rates dial -111# <br> I am receiving this messages all time of day or night like 06h41 ,02h08, 00h35, 05h20, 22h30 exc.<br> I do not have a data bundle on any of my Vodacom contracts<br> I have numerous times report the problem without any success<br> I received many reference numbers the like *** as well as service request numbers like S3-8XX3X-XNO2N and S3-80NQ-Q6UB4<br> I also speak with the team leaders like Thomas on 1/3/15 at 15h11 when the call center could not help me <br> I am on a contract with Vodacom and thus can not change service providers till my contract has past<br> I would would strongly advice any one against doing bussines with Vodacom