My Airtel Sim __exclusive__: How To Block

If you still have access to another Airtel phone, you can use a USSD code for specific account management, though this varies by region. Dial *100# on an Airtel phone. Navigate to (often option 10).

| Action | Time to Block | Charges | |--------|--------------|---------| | Call 121 | Immediate | Free | | Visit Store | Immediate | Free (new SIM ₹25-50) | | Email | 2-4 hours | Free | | Permanently close | 7-15 days | May require dues payment | how to block my airtel sim