Ways of contacting us



Mature couple contacting Citi

Citibank Online

  • Sign on to Citibank Online
  • Help with our online banking service, Citibank Online
  • Having trouble with our free security software, Prevx Safeonline?
    Contact Prevx

CitiPhone Banking

  • Existing customers can call CitiPhone Banking on 0800 00 55 00 (available 24 hours a day, 7 days a week). Please note: if calling from abroad dial +44 20 7500 5500.
  • If you are with Citigold, speak to your Relationship Manager today or call the Citigold Servicing Team on 0800 00 56 00 (available 24 hours a day, 7 days a week).
  • If you have any questions or would like to open an account, please call 0800 00 88 00 (8am till 8pm, Monday to Friday).




Branches & maps

Find out where are our branches are located in London (including maps and directions) and what services they offer

Send us a letter

Send a letter to our Customer Service or Account Servicing Teams




Feedback & complaints

We want to make our website as easy to use and useful as possible. Why not tell us what you think about our website?

Type-Talk

For the deaf and hard of hearing we offer the Type-Talk service