Have Questions? We're here to help
Telephone
Calling from the UK 0345 862 2935
Lines are open Monday to Friday from 9am to 5.30pm (GMT)
Lost and Stolen Cards 0800 862 0935
We’re here to help 24 hours a day, 7 days a week
Calling Internationally +44 1244 470910
Email
customerservices@dinersclub.co.uk
Our team are available Monday to Friday from 9am to 5.30pm (GMT)
Address
Write to us Diners Club International
PO Box 3776
Chester
CH1 9YD Please quote your 10 digit account number whenever possible, when contacting us
PO Box 3776
Chester
CH1 9YD Please quote your 10 digit account number whenever possible, when contacting us
Complaints Procedure
We value your feedback. Letting us know when you are happy, and when you are not happy with our service gives us the opportunity to put matters right for you and improve our service for everybody