When you buy your ticket at NSInternational.nl or with NS International Customer Service on +31 30 2300023, you initially pay for your booking in full. You then send your voucher, stating your booking code (DNR), to:
NS International Customer Service
Expertise Center Finance
P.O. Box 2415
3500 GK Utrecht
The value of the voucher will be credited to you and will be transferred into the account you used to pay for the booking.
We accept the following vouchers:
Vouchers issued by NS International itself: the Compensation voucher and Eurostar to Belgium/France voucher.
You cannot exchange the e-voucher issued by Eurostar to Belgium/France with NS International. You can exchange it at Eurostar.com.
You can exchange other vouchers at the relevant railway company.