Contact Diners Cub Customer Service Team

call us on 0800 346 377Call us

 General enquiries: 0800 346 377 or (+64) 9 359 7796

 Merchants: 0800 280 544

Send us an emailSend us an email

 Send us an email and we will respond to your enquiries within 2 business days

If you have a complaint about a product or any part of our service please contact us. We are keen to resolve any issues as quickly as we can and clear up any misunderstandings. We have an internal complaint handling process in place to help resolve any complaints, read more...