If you are HDFC bank customer and have lost or stolen your HDFC Credit Card Debit/ATM Card, then you need to immediately block your card, follow below methods on how to block the card.

Block HDFC Credit Card

If you are From Below Cities Call HDFC Phone Banking Number and Block your Credit Card Instantly. keep ready your Credit Card details, TIN Number Telephone Identification Number or Recent transaction on your HDFC credit card.

Hyderabad – 040 61606161
Mumbai – 022 61606161
Chennai – 044 61606161
Bengaluru – 080 61606161
New Delhi – 011 61606161
Kolkata – 033 61606161
Jaipur – 0141 6160616

If you are living in a capital city Just input your City STD Code and Add 61606161.

If you are from Other Major Tier 2 Cities Location Call HDFC Phone Banking Toll Free Number 18002664332 and ask them to block your credit card, you need to

Go to this link and find HDFC PhoneBanking Number of your residing City.

You can call 24 hours in a day.

Second Method:

HDFC Credit Card hotlisting through NetBanking:

Block HDFC Credit Card via NetBanking

Login to HDFC NetBanking using your customer Id and Password
Click on the Credit Cards tab and then on Credit Card Hotlisting at the left side
Now select the card you want to block and Select the reason
Select if you wish to have the card reissued.

Block HDFC Bank Debit Card

To Block your HDFC Bank debit card keep ready your Debit/ ATM card number and associated PIN or Customer Identification Number (Cust ID) and Telephone Identification Number (TIN).

Dial HDFC PhoneBanking Number of your residing city you can check this link https://www.hdfcbank.com/personal/find-your-nearest/find-phone-banking

Block HDFC Bank Debit Card Via Netbanking:

Login to NetBanking using your Customer Id and Password
Click on the new Debit Card tab and then on Debit Card Hotlisting at the left hand side.
List of your debit cards will be displayed, choose the one you want to block put the remarks and confirm.
You will receive the confirmation that the Card has been hotlisted online.