Videocon Industries — about change in rtn mobile no.

Address:

Tarale- tal- paran, Dist- satara maharashtra, Satara, Maharashtra, 415014

Plz change my registered moboil number name : Santosh Shankarrao Misal kar customer id : 48019850, Card no. is [protected](7). old moboil number : [don't know] because it was allowed to somebody which I don't know, so it's not in service by me so I get many difficulties about to change...
My new and current moboil number : [[protected]]
thanks