General Secretariat
Phone: 2104581301-2
e-mail: gensec 'at' hna.gr
Sports Dpt.
Phone: 2104581390
e-mail: d.athlitismou 'at' hna.gr
Entrance Examinations Dpt.
Phone: 2104581337
e-mail: tee 'at' hna.gr
Public Relations Dpt.
Phone: 2104581326
e-mail: gdhs 'at' hna.gr
