Opening times

  • A team will be on call on Tuesdays and Thursdays from 08.30 to 11.30 and from 13.00 to 16.00.
Important: This agency is closed for the duration of the COVID-19 pandemic only. We strongly advise you to send your mail, without postage, to the address 125, route d'Esch, L-2980 Luxembourg, using the mailboxes of the POST (and not those of the CNS). If one of our services in an agency is absolutely essential, CNS provides a service in the agencies of Differdange, Esch/Alzette, Ettelbruck and Luxembourg-Hollerich, but only by appointment. The CNS thanks you for your understanding.


In case of emergency, you can make an appointment at one of our following agencies: Ettelbruck, Hollerich, Esch or Differdange.
It is now possible to make appointments online with these CNS agencies via
This can be done without authentication.
For further information, please follow this link:


  • Responsible person: Mme Monique MERES


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