[Resolved]  Airtel - Mumbai — horrible service

Hi...can anyone pls provide me the email id of Airtel-Mumbai's CSD-Head, am just sick of their service & am switching over to Vodafone, but before that would like to express my grievence to the higher authority, needless to mention, Airtel Customer Care is full of , who doesnt even understands the problem & shoots pre-formatted replies...strangely Nodal Officer doesnt reply to emails neither his number is free...this is just disgusting...i[censored] guys have email id of Mumbai Circle's CSD or Zonal Head...it would be of great help.