Making a complaint
Making a complaint – If we do get it wrong, we would like to ensure we correct it. The best way to let us know if you have a complaint is via our web chat (click on the pink icon on the bottom right hand side of the screen. You can also use our contact page to contact us.
How would you like to get in touch?
You can leave us a message by calling 020 7193 9290. Please include as much detail about your complaint as you can, as well as your full name, email address, OneCall number and postcode.
If you’d prefer to send us a letter with the details of your complaint, please send it to: OneCall Complaints, 34 South Molton Street, W1K 5RG, London Please include your name, OneCall number and address in this letter.
For more information on how we handle complaints, click here to read our customer complaints code (PDF)