How do I stop Airtel from calling me?

[Shubham]

I haven't recharged the account in months, they always pester me every 2-3 days by calling to recharge the Digital TV. Is there any way to stop that?

 

[vishalrao]

tried tweeting airtel_presence with your DTH ID and contact number and ask for DND from them?

 

[Huawei]

change ur reg mob no