Transaction in Own Shares

ATHENS, Greece - May 01, 2013 - Hellenic Telecommunications Organization SA (ASE: HTO, OTC MARKET: HLTOY), the Greek full-service telecommunications provider, announces in accordance with article 16 par. 3 of Codified Law 2190/1920, article 9 of Law.3340/2005, the nr 2273/2003 Regulation EU, the resolution of its Annual General Assembly, dated on 23.06.2011, and the CEO's decision nr 870050/29-04-2013, acquired own shares, through the ASE member NBG Securities S.A., as follows:

On 30.04.2013 the Company acquired 400 own shares, for an average price of €6.6888 per share, of total value €2,675.50. In total the Company holds, 400 own shares representing 0.000001% of its issued share capital

OTE Group is Greece's leading telecommunications organization and one of the pre-eminent players in Southeastern Europe, providing top-quality products and services to its customers.

Apart from serving as a full service telecommunications group in the Greek telecoms market, OTE Group has also expanded during the last decade its geographical footprint throughout South East Europe, having acquired a stake in the incumbent telecommunications company of Romania and establishing mobile operations in Albania, Bulgaria and Romania. At present, companies in which OTE Group has an equity interest employ more than 27,000 people in four countries, and our portfolio of solutions ranges from fixed and mobile telephony to Internet applications, satellite, maritime communications and consultancy services.

Listed on the Athens Stock Exchange, the company trades under the ticker HTO. Following OTE's delisting from NYSE, OTE ADSs (American Depositary Shares) trade in the OTC (Over The Counter) market under the ticker HLTOY.

Additional Information is also available on: https://www.ote.gr/web/guest/corporate/ir 

Contacts:

OTE: Dimitris Tzelepis - Head of Investor Relations

Tel: +30 210 611 1574, Email: [email protected] 

Maria Kountouri - Assistant to the Head of Investor Relations

Tel: +30 210 611 5381, Email: [email protected] 

Kostas Maselis - Senior Financial Analyst, Investor Relations

Tel: +30 210 611 7593, Email: [email protected]

Sofia Ziavra - Financial Analyst, Investor Relations

Tel: +30 210 611 8190, Email: [email protected]

Christina Hadjigeorgiou - Financial Analyst, Investor Relations

Tel: +30 210 611 1428, Email: [email protected]

Eftychia Tourna - Communications & Regulatory Affairs Officer, Investor Relations

Tel: +30 210 611 7236, Email:[email protected]

Eleni Agoglossaki - Communications & Regulatory Affairs Officer, Investor Relations

Tel: +30 210 611 7880, Email: [email protected]