Merchants: Customer Care

We are happy to answer your questions and receive any suggestions you may have. Please complete the form below and return it to us. To speak to a member of our Customer Service team directly, please dial the phone number on your terminal.

Address
Worldline Financial Services (Europe) S.A.
Atrium Business Park
33, rue du Puits Romain
8070 Bertrange
Luxembourg
Query about
Title
Privacy Statement*

Complaint to SIX Payment Services

Our primary focus is the satisfaction of our customers. If we didn’t fulfill your expectations, please bring your complaint to our attention.
A good way to submit your complaint is the contact form above.

Alternatively, a complaint can be resolved at any time with the assistance of an external party in accordance with the contact details below.