All mail can be sent to our international business reply number (free of charge):
I.B.R.S./C.C.R.I. Numéro 98002
1000 VA Amsterdam
If you have received envelopes/forms with our PO box, it is still possible to use these. However, please note in this case you will need to put a postage stamp on the envelope.
PO Box 37234
1030 AE Amsterdam