http://www.dot.gov.in/public-grievances-0

I have taken Nano sim for my mobile 9757473818 at Thane (M S)Mtnl cherai exchange on13/01/2017.at1245pm.saying that activated by evning.Today I contacted 2/3time but all in vain. It is now 6pm till not activated. Yhis is govet Mechiery thats why simply go on, thats why Private service providers minting money&giving tough compitition. Sack all old Buffellos Inject new energy in Mtnl Mumbai.