• Send a secure message
    Sign on to Citi Online and send us a secure message to ask about your account or update your details. We will get back to you within 48 hours.
  • Visit The Citigold Lounge
    Citigroup Centre
    33 Canada Square
    Canary Wharf
    London E14 5LB
  • You can write to us
    Customer Service Team
    Citibank Europe plc, UK Branch
    PO Box 4012
    Swindon
    SN4 4JZ
  • You can call us on 0800 00 56 00
    If calling from abroad dial: +44 20 7500 5600 Available 24 hours a day, 7 days a week.
Contact Us

If you have any questions after reading through the below information, please do not hesitate to contact us.

Essential Documents

You can make a variety of account-related requests by printing, completing and signing the relevant form and posting it to us at: GCB Banking, Citibank Europe plc, UK Branch, PO Box 4012, Swindon, SN4 4JZ

  • W-9
    To be completed if you are a US Person.
  • Add an account holder
    To be completed if you’d like to add another account holder to your existing account.
  • Non-US Person
    To be completed if you do not consider yourself a US Person, but have lived in the US.
Usefull Forms