In the app / on the site
Use the bank's published complaint path first: hsbc.co.uk/help/feedback-and-complaints.
Do this once, properly. Screenshot everything — you will attach it to the letter.
The escalation ladder
Chat / phone / write
- 03457 404 404Premier 03457 707070; Business 03457 606060.
- hsbc.co.uk/help/feedback-and-complaintsChat via HSBC UK app or online banking; call 03457 404 404 (UK) or +44 1226 261 010; write Customer Service Centre, BX8 1HB.
Financial Ombudsman Service
- 0800 023 4567Official phone
- financial-ombudsman.org.uk/make-complaintIf unhappy with final response (within 6 months), contact FOS.
Regulator & ombudsman channels
- Financial Ombudsman Service (UK) https://www.financial-ombudsman.org.uk/ Within 6 months of bank final response letter (or after 8 weeks / payment-service deadlines).
Regulators almost always require proof that you complained to the company first. Attach your ticket numbers.
Public social channels
- No verified public social channel for complaints — we only list channels we can source.
Sources & verification
Every phone number, email and link on this page comes from these official pages, checked on 2026-11-04:
- hsbc.co.uk/help/feedback-and-complaints
https://www.hsbc.co.uk/help/feedback-and-complaints/ - financial-ombudsman.org.uk
https://www.financial-ombudsman.org.uk/