Submit of queries & requests
By telephone
Monday to Friday (09:00 - 21:00)
+30 210 950 6000
Online
For direct service, please fill out the contact form. Alternatively, you can e-mail us at info@nnhellas.gr
By post
198, Syggrou Avenue, Kallithea, 17671
ATTN: Service Center (Customer requests)
Fill in the following identification details and your request in the contact form.
We will respond as soon as possible.