If you have any complaint against any vodafone associate/ executive/ agency then you have full rights to voice your concern or file a formal complaint against it to Vodafone.

As a customer you need to follow some guidelines and as an organisation Vodafone need to document and resolve/satisfy your problem/query in specified timelines.

There are few steps of complaint process
1. Voice your concern to Vodafone Executive: For this you can simply call 111 from your vodafone mobile or 9811098110 from any other mobile or landline (for delhi) if you don't find any resolution from this then you can go to the second step of escalation
2. Floor Supervisor/ Team Leader: Voice to complaint to supervisor available on shift and take the reference/ complaint number with name of supervisor, still if you are not satisfied with the resolution provided or you don't get any meaningful answers from floor supervisor then proceed to third level of escalation.
3. Nodal Officer: you can write or call your Regional Nodal Officer anytime during work hours. If you don't response from Nodal Officer too or if you don't feel satisfied with Nodal officer's response then you can approach
4. Appellate Authority: This is the last step for Internal escalation of your complaint but still if Appellate Authority fails to provide you correct resolution then you can walk upto consumer court else TRAI can help you for same.

If you need contact details of your Nodal Officer or Appellate Authority then please check vodafone.in otherwise you can post here and we will try to provider you all available details after searching vodfone portal