This is regarding NDNC Complain. I am a Airtel Mobile Customer having Airtel number 9929207708 and also having NDNC Registration no S1007609481 dated 30/09/2008 with the company. After a successful registration of NDNC, I am still receiving call from the airtel regarding value added services. It is irritating to receive so many call on daily basis from these companies.please take an action on the concerning authority.please charged appropriate fine also.