You can update the mobile number through any of the following channels:
ICICI Bank ATM:
Visit any ICICI Bank ATM > Select ‘More options’ > Register your mobile number > Enter the mobile number. Your mobile number will be updated in one working day.
ICICI Bank branch:
Please visit any ICICI Bank branch along with your original photo proof of identity. Once the request is made, your mobile number will be updated in two working days. To locate the nearest ICICI Bank branch, visit maps.icici.bank.in/mobile.
We have discontinued mobile number registration/ de-registration/ modification through our Customer Care and Net Banking due to security reasons.