I lost my card. What should I do?

Please go to the customer service desk in any OBA library location so that your card can be blocked. Please note that if you call the customer service desk after loosing your card, your card can be blocked, but you won't be able to request a new card.

Fill out this online form (in Dutch) to request a new card. There are costs involved, you can finf them on this page (in Dutch).