The number you need depends on whether you are currently in the UK or abroad.
If you're currently dealing with a lost card, I can help further if you tell me: Are you ? Do you have access to your mobile app ? Are there unrecognized charges on your account? lost card santander number
Here’s everything you need to know, whether you’ve simply misplaced the card number or the physical card is gone for good. The number you need depends on whether you