Vodafone India — Excess and wrong billing

Address:	Chennai, Tamil Nadu, 600059
Website:	vodofone billing

My phone no [protected] girija kailasam excess and wrong billing
of rs.300/- etc which already complaint last week still not yet corrected
revised bill yet to receive to pay the bill on the due date

secondly i was operating pre paid for the past 10 years now without my
knowledge it was changed to post paid inspite of keeping it into safe
custody when i went to USA last year.
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thirdly unwanted SMS AND MAIL CONTINUOUSLY coming though i asked them to block everything.

service is not upto satisfaction

please ask some representative to hear my complaints and solve it as early as possible