Contact us

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For general banking enquiries please call 0800 9 123 123. Lines are open 7am to 11pm Monday to Saturday and 8am to 10pm on Sunday.

If you have a more specific account enquiry you should be able to find the relevant number in the list below.

We can speed up your call if you know some of your log on details when you phone us:

  • Your Personal or Customer ID

  • Your Security or Telephone Banking Number

  • Your password 

If you don't have these details when you call, we'll still be able to help you, but will need to take you through some security questions to check your identity.

Alternatively you can take a look at our frequently asked questions.

  • Savings
    0800 9 123 123
    Lines are open 7am to 11pm Monday to Saturday and 8am to 10pm Sunday.


    0800 917 5630
    Lines are open 8am to 7pm Monday to Friday and 9am to 1pm Saturday.


    Personal Loan
    0800 028 4055
    Lines are open 8am to 7pm Monday to Friday and 9am to 2pm Sunday.


    If you have any questions about your insurance, please use the telephone numbers in your policy.


    0800 328 1328
    Lines are open 8am to 6pm Monday to Friday and 8am to 4pm Saturday.


    View call charges

  • If you can’t remember your log on details you can easily reset them online 


    If you’ve forgotten your Personal ID you’ll need:


    • Your most recent debit or credit card, or

    • Your account number and sort code, which you can find on your statements


    If you've forgotten all your log on details you’ll also need your mobile phone as, for security reasons, we'll send you a One Time Passcode.


    You can retrieve or reset your details on your mobile phone (click on ‘Forgotten your log on details?’ from the log on screen), through the Mobile Banking app or over the phone (call 0800 917 9170, 7am-11pm Monday to Saturday and 9am-9pm Sundays).


    View call charges

  • 0800 917 9170
    Lines are open 7am to 11pm Monday to Saturday and 9am to 9pm Sunday.


    View call charges

  • For Business Banking general enquiries and technical help, please call 0800 731 6666.
    Lines are open 8am to 9pm Monday to Friday and 8am to 1pm Saturday.


    For any specific Business Banking enquiries, go to Business Banking contact us.


    View call charges

Santander UK plc. Registered Office: 2 Triton Square, Regent's Place, London, NW1 3AN, United Kingdom. Registered Number 2294747. Registered in England and Wales. Telephone 0800 389 7000. Calls may be recorded or monitored. Authorised by the Prudential Regulation Authority and regulated by the Financial Conduct Authority and the Prudential Regulation Authority. Our Financial Services Register number is 106054. You can check this on the Financial Services Register by visiting the FCA’s website Santander and the flame logo are registered trademarks.