Idea Cellular — No. problem

Dear Sir,

I am using Idea cellular shim on since 2004 my no. is [protected]. Last year they creating problem with my no.
Idea cellular issued other no. that is [protected]. Idea Celluler Company calling on that no. other people after that they all people calling on my no. they said to me they having missed call with my no. but when I ask them which no. then they telling [protected]. Many times I complaint register in Idea cellular custmer care but they are not giving me proper response they not accept it and telling me that it is not possible but I suffer this problem many times. Plz help me.