There are various options for contacting the WODC.
Postal address
Wetenschappelijk Onderzoek- en Documentatiecentrum
P.O. Box 20301
2500 EH The Hague
The Netherlands
Visit us
Koningskade 4 (clossed due to Corona)
2596 AA The Hague
Visitors have to make an appointment. On arrival you can register at the desk on the ground floor. Do not forget to bring an official ID if you want to visit us.
Main office WODC
Koningskade 4, 2596 AA The Hague