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call our consumer helpline

These numbers may not be available from outside the UK – so please call us from abroad on:

We'll be happy to phone you back, if you're worried about the cost of calling us.

our opening hours:

  • Monday to Friday – 8am to 8pm
  • Saturday – 9am to 1pm
  • Our technical advice helpline is open Monday-Friday 9am-5pm

send us your complaint

If you're ready to send us your complaint, fill in our online complaint form to give us all the details, and one of our case-handlers will contact you.

other ways to contact us

  • If you need to speak to us urgently, or have a general enquiry, it's probably best to call our consumer helpline so we can help there and then.
  • If you prefer to send in a general enquiry, you can use our online enquiry form. Your enquiry will be directed to one of our case-handlers and we will get back to you, usually within 3 business days.
  • You can text us on 07860 027 586 and we'll call you back. But please don't send any account numbers or bank details by text - we'll sort that out later. Text messages will be charged at your network's standard rate.
  • Postal address: Exchange Tower, Harbour Exchange, London, E14 9SR
  • Switchboard: 020 7964 1000
  • Fax: 020 7964 1001
  • You can contact us using a sign language interpreter.

our technical advice desk

Businesses and people involved in responding to complaints can contact our technical advice desk on 0207 964 1400 for help with general enquiries.


We can provide information about our service in different formats and languages, and we can adapt the way we communicate with you - depending on your needs.

Please contact our accessibility team and let us know what your particular needs are, and we will do our best to help.