You can phone Citibank’s UK contact number on 0800 00 55 00.
When you call this helpline, the bank’s customer care personnel will render support regarding any number of finance related enquiries.
If you’d sooner write than call Citibank, contact their head offices at:
Canary Wharf Group, 25 Canada Square, London E14 5LB, United Kingdom.
Citibank is a large bank which offers a range of accounts, loans and credit support to a strong and growing customer base. Having been in the finance business for many years, the banking operation has acquired a reputation for finesse in customer service.