DRAFT AMENDMENT OF THE ARTICLES OF INCORPORATION

ATHENS, Greece –June 11, 2013 –Hellenic Telecommunications Organization SA(ASE: HTO, OTC MARKET:HLTOY), the Greek full-service telecommunications provider, informs its shareholders, in accordance with §2 art. 19 of Law 3556/2007 and in view of the Ordinary General Meeting of Shareholders, which will take place on Wednesday, June 26 2013 at 16:30, at the Company'sheadquarters (99, KifisiasAvenue, Marousi), its intention  to amend paragraph 3 (a) of article 8(Board of Directors) of the Company's Articles of Incorporation by adding item (ix), as follows:

“ix. For the submission of any kind of filing of charges, penal reports, indictments and pleadings before any Authority, investigator or Court of Justice for criminal acts committed against the Company, for the appointment of the company as civil party for compensation due to criminal acts against the company, for the submission of a claim for moral damages of any amount with or without reservation, the submission of statements  that the company wishes or not the prosecution of the offenders as well as the revocation of such statements and filings of charges, for the submission of appeals against  Prosecutors' Orders, for the submission of applications for the revocation of Prosecutors' Orders addressed to the company, for the submission of any legal remedies against decisions of judicial councils and Courts of Justice of all degrees, for the appointment of  authorized attorneys at law or other third parties with the same mandate, the appointment of proxies as well as the representation of the company for all the above actions”.

A draft of the proposed Amendmentof paragraph 3 of Article 8 (Board of Directors) of the Articles of Incorporation is alsoavailable on the Company's website, at: https://www.ote.gr/web/guest/corporate/ir