Question: how to make hdfc credit card payment through other bank debit card?
Answer: Log in to netbanking of the bank you have an account with. Make a NEFT payment towards your credit card bill. ...  If you are using a Diners Club card, add prefix 00 to your 14 digit card number. Enter 'HDFC0000128' as the IFSC code for transferring money to pay your HDFC credit card bill.