10440 local charge +30 210 3376700 international calls

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You can make a complaint in 2 simple steps:


Contact the Customer Complaint Service of your service provider in writing.


If you are not satisfied with the Customer Complaint Service response, you may submit your complaint to the Ombudsman in writing no later than one (1) year from the date of submission to the service provider, by completing the Complaint Form, which can be found in our brochure or our website (www.hobis.gr) and submitting all the relevant documents.

Contact Information

1, Massalias Street, 106 80 Athens
P.O. Box 9166, 100 32 Athens
Tel. 10440 (local charge) or +30 210 3376700 (international calls)
Fax +30 210 3238321
e-mail: info@hobis.gr

Financial dispute resolution network: FIN-NET