Losing access to your debit card? Union Bank provides multiple secure options to block it instantly. Here’s how to act fast:
1. Customer Care (Fastest Toll-Free Option)
From your registered mobile number, call any of these Union Bank 24×7 helplines and follow the IVR or agent prompts:
- 1800 208 2244
- 1800 425 1515
- 1800 425 3555
Your card will be blocked immediately upon authentication.
2. SMS Banking (Quick & Offline)
Send an SMS from your registered mobile number:
php-templateCopyEditUBLOCK <space> XXXX
Here, XXXX = last four digits of your debit card
Send to 9223008486. You’ll receive a confirmation SMS once your card is blocked.
3. Internet Banking
If you have access to Union Bank’s net banking:
- Log in to your account.
- Navigate to General Services → Service Request → Block Debit Card.
- Fill in your account number and debit card number.
- Submit to hotlist/block the card. Confirmation will appear on screen.
4. Mobile App (U-Mobile)
In the U-Mobile app:
- Go to Debit Card Control.
- Select Debit Card Hotlisting.
- Choose the card, verify using your MPIN, and block it instantly.
5. Branch Visit (If Other Options Aren’t Available)
- Visit your nearest Union Bank branch.
- Submit a card blocking request form with your account details and valid ID.
- Bank staff will process the block immediately.
6. Email (Backup Option)
Send a blocking request email from your registered email ID to:
cssCopyEdit[email protected]
Include your account number, branch, and card details, and clearly state you want the card blocked.
Quick Comparison Table
| Method | Availability | Authentication | Speed |
|---|---|---|---|
| Customer Care Call | 24×7 toll-free | Registered mobile number | Immediate |
| SMS Banking | 24×7 | Registered mobile number | Immediate (SMS confirmation) |
| Internet Banking | Web portal | Login credentials | Instant via form |
| Mobile App (U-Mobile) | App control menu | MPIN | Instant |
| Branch Visit | Branch hours (Mon–Sat) | ID + form | Quick, but needs visit |
| Email Request | Via registered email only | Account/card info | Confirmation within hours or day |
After Blocking: What’s Next?
- Your ATM/debit card will stop all transactions.
- To use banking services, you can request a replacement card from branch or through net banking.
- Blocked cards cannot be reactivated—destroy them once the replacement arrives.
Tips & Best Practices
- Always operate from your registered mobile number or verified email ID.
- Keep your Customer ID or account number handy for smoother verification.
- Request and note down the block confirmation reference number or UTR for tracking.
- Don’t share OTP or PIN with anyone over calls or messages.
- Follow up if you suspect misuse despite blocking the card.
Final Thoughts
Union Bank makes it easy to instantly block your ATM/debit card across multiple secure channels—phone, SMS, internet, app, branch, or email. Choose the method that’s fastest for you during an emergency. Blocking takes effect immediately, safeguarding your funds right away.
