Do you want to call us to ask about integration? You can do this from Monday to Friday, from 9:00 to 17:00. The telephone number is 050 599 96 00.
DUO needs your citizen service number (BSN) in order to help you.
Calling on behalf of someone else
Are you calling on behalf of someone else? Then that person needs to be there with you. Or you need to have an authorisation. Otherwise, DUO is not allowed to provide information regarding that person.
Do you want to send DUO a letter about integration? Or send a form? Send your post to:
Integration Service Centre
PO Box 764
9700 AT Groningen
Do you want to send DUO an email with a question about integration? Please use the contact form.