Idea mobile connection
Unwanted Marketing Calls

Dear Sir/Madan!

My number in DND list form last 2 years but i still get messages and marketing calls frequently, thats distrub me a lot, about that i already complaints to Idea cellular but still i get message, today i got message form TA-Lowrates mobile number 9811134111 how can i stop this and what action i can take for them kindly help