CUB Mobile Number Update: Branch and Online Steps
CUB Mobile Number Update: Branch and Online Steps
To update your registered mobile number with City Union Bank, you need to visit your home branch with valid ID proof and submit a written request form. CUB does not support mobile number changes through the app or net banking for security reasons.
Why Your CUB Registered Mobile Number Matters
Your registered mobile number is used for OTP delivery, transaction alerts, and access to CUB mBanking. An outdated number can lock you out of digital services and prevent you from receiving fraud alerts.
Steps to Update Mobile Number at CUB Branch
- Visit your CUB home branch during banking hours (10 AM to 4 PM on weekdays)
- Collect the Account Modification Form from the counter
- Fill in your account number, old mobile number, and new mobile number
- Attach a self-attested copy of Aadhaar card or any valid photo ID
- Submit the form along with original ID for verification
- Collect the acknowledgment receipt
- Your mobile number will be updated within 1 to 2 working days
- You will receive a confirmation message on the new number once updated
Documents Required
- Filled Account Modification Form (available at branch counter)
- Self-attested Aadhaar card or valid photo ID
- Original ID for in-person verification
After Updating Your Number
Once your new number is active, re-register on the CUB mBanking app using the updated number. The app will send an OTP to your new number for verification during re-registration.
Frequently Asked Questions
Can I change my CUB mobile number online?
No. For security, CUB requires a branch visit to change the registered mobile number. Online self-service for this change is not available.
How long does CUB take to update a mobile number?
Typically 1 to 2 working days after the form submission and verification at the branch.
What if I no longer have access to my old CUB registered number?
Visit your CUB home branch and inform them that the old number is inaccessible. Submit the update form with a written note and valid ID proof. The branch will process the update through a manual verification procedure.
Key Takeaways
- CUB mobile number update requires a branch visit with ID proof
- Submit the Account Modification Form with Aadhaar or valid photo ID
- Update takes 1 to 2 working days after submission
- Re-register on CUB mBanking app after the number is updated
- Contact your branch if you have lost access to the old registered number
