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Send an email from to: creditcards@hdfcbank.com or support@hdfcbank.com Subject: Request to Unblock Credit Card – [Last 4 digits of card] Body:
: You reported the card lost and now want to reactivate the same card (which typically isn't possible and requires a reissue). unblock hdfc credit card
: Carry your blocked credit card and a valid Government ID (Aadhaar, PAN, or Passport). Send an email from to: creditcards@hdfcbank
Thank you.