Hellenic Telecommunications Organization SA (ASE: HTO, NYSE: OTE), the Greek full-service telecommunications provider, will release its 2006 second quarter results under IFRS on Wednesday, August 30, 2006. OTE's management will host a conference call at 6:00 PM (GREECE) / 5:00 PM (CONTINENT) / 4:00 PM (UK) / 11:00 AM (EASTERN) following the release, to review the results. Details regarding conference call dial-in and replay numbers as well as the live audio webcast of the conference call following the results release will follow.

About OTE
OTE Group is Greece's leading telecommunications organization and one of the pre-eminent players in South-eastern 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, acquiring stakes in the incumbent telecommunications companies of Romania, Serbia and Armenia, and establishing mobile operations in Albania, Bulgaria, the Former Yugoslav Republic of Macedonia and Romania. At present, companies in which OTE Group has an equity interest employ over 35,000 people in seven 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 as well as on the New York Stock Exchange under the ticker OTE. In the U.S., OTE's American Depository Receipts (ADR's) represents - ordinary share.
Additional Information is also available on http://www.ote.gr.
Contacts:
OTE: Dimitris Tzelepis - Head of Investor Relations
Tel: +30 210 611 1574, Email: dtzelepis@ote.gr
Nektarios Papagiannakopoulos - Senior Financial Analyst
Tel. +30 210 611 7593, Email: npapagiannakopoulos@ote.gr
Daria Kozanoglou - Communications Officer, Investor Relations
Tel: +30 210 611 1121, Email: nkozanoglou@ote.gr
Marilee Diamanti - IR Coordinator
Tel: +30 210 611 5070, Email: mdiamant@ote.gr
Christina Hadjigeorgiou - Financial Analyst
Tel: +30 210 611 1428, Email: cchatzigeo@ote.gr

Forward-looking statement
Any statements contained in this document that are not historical facts are forward-looking statements as defined in the U.S. Private Securities Litigation Reform Act of 1995. All forward-looking statements are subject to various risks and uncertainties that could cause actual results to differ materially from expectations. The factors that could affect the Company's future financial results are discussed more fully in the Company's filings with the U.S. Securities and Exchange Commission (the "SEC"), including the Company's Annual Report on Form 20-F for 2004 filed with the SEC on June 30, 2005. OTE assumes no obligation to update information in this release.