Should you have a question, please check out our FAQ page first. Is your question not listed? Or do you have any suggestions or ideas on how we can improve our service, please contact our Customer Service by phone : +31 (0)20 211 11 12. Or mail to:

We are there for you on weekdays between 9.30 am and 5 pm.

Our Chamber of Commerce number: 50885669
Our VAT-number: NL822977552B01 is managed by KOI International B.V.

Headquarters KOI International BV
Kings of Indigo
Krijn Taconiskade 440
1087 HW Amsterdam
The Netherlands

Customer service: +31 (0)20 211 11 12

The European Commission provides a platform for online dispute resolutions (ODR) which can be accessed at

Contact form

You can also fill in the contact form below.