You can use our customer-friendly Interactive Voice Response (IVR) service as another means to get a solution to your needs. You could, for example, register your complaints, request for a duplicate bill, Know your account details,Activate/Deactivat VAS and do lots more.
Simply call 121 (IVR toll Free) for queries and 198 ( toll free) from your Tata Docomo Walky or mobile. After the welcome prompt, choose your preferred language. You can set this as your default language for future use. Then just follow the simple IVR instructions.