How Do I Unblock My Nationwide Debit Card -
If you cannot remember your PIN, you can request a PIN reminder via the Nationwide Internet Bank by going to "Other account services" > "Request a PIN reminder". A new PIN will be posted to you within 3–5 working days. Card is "Frozen" (Manually Blocked):
Unblocking your Nationwide debit card depends on why it was blocked. Typically, blocks occur due to incorrect PIN attempts, suspicious activity, or if you manually "froze" the card. Wrong PIN Entered 3 Times: how do i unblock my nationwide debit card