1. Via PhoneBanking (24×7)
- Call HDFC toll-free: 1800 1600 or 1800 2600 from India
- Or +91‑22‑61606160 if abroad
- Use IVR/menu prompts or speak to an agent to request card hotlisting
- Provide account details or OTP as verification
- Immediate confirmation will follow
2. Through NetBanking
- Log in at [HDFC NetBanking]
- Go to Cards → Debit Card Hotlisting
- Choose the card, select reason, confirm
- Card is blocked instantly and you’ll get a confirmation
3. Via Mobile Banking App
- Open the HDFC app → Menu → Pay → Cards
- Select your debit card → tap Block Card/Hotlist
- Pick a reason → confirm
- Instant block confirmation appears
4. WhatsApp Banking
- Message Hi to 70700 22222 from your registered number
- Follow prompts: navigate to Other Services → Debit Card services → Block My Debit Card
- Confirm last 4 digits and block
- You’ll receive an instant message confirmation
5. SMS Banking
- Send SMS: nginxCopyEdit
Block DC <last 4 digits of your card>to 7308080808 from your registered mobile - Instant card blocking confirmation via SMS
6. MyCards Web App
- Log in to MyCards using your registered mobile and OTP
- Go to Card Control → Security Services → Block Card
- Confirm the block, then you’re done
7. Branch Visit
- Fill out the Debit Card Hotlisting form at an HDFC branch
- Submit with photo ID proof
- Card will be blocked manually; you receive a receipt as confirmation
What Happens After Blocking
- Card is immediately deactivated, preventing any unauthorized transactions
- Confirmation is sent via SMS/email
- Formalities (like replacing the card) can follow later
How to Unblock or Replace
- If mistakenly blocked, unblock via NetBanking, PhoneBanking, or branch
- For a replacement, request one through NetBanking, app, or branch visit
Quick Comparison
| Method | Convenience | Speed | Confirmation |
|---|---|---|---|
| NetBanking | High | Instant | Onscreen/SMS |
| Mobile App | High | Instant | App/SMS |
| WhatsApp Banking | Medium | Instant | WhatsApp/SMS |
| SMS | Low | Fast | SMS |
| PhoneBanking | Medium | Immediate | SMS/Voice |
| MyCards Web App | High | Instant | Onscreen/SMS |
| Branch | Low | Manual | Receipt |
