Press Releases: Greece

HELLENIC TELECOM S.A.
A' QUARTER 2008 RESULTS UNDER IFRS TO BE RELEASED
May 23, 2008 Αthens, May 23, 2008 - Hellenic Telecommunications Organization SA (ASE: HTO, NYSE: OTE), the Greek full-service telecommunications provider, will release its 2008 first quarter results under IFRS on Thursday, May 29, 2008. OTE's management will host a conference call at 17:00 (GREECE) / 16:00 (CONTINENT) / 15:00 (UK) /10:00 (EASTERN US) 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, can be accessed at www.ote.gr,www.ote.gr/english/investorrelations or www.ote.gr/greek/investorrelations
For further information, please contact: Mr. Dimitris Tzelepis, Head of Investor Relations, Tel: +30 210 611 1574, Fax: +30 210 6111030. Distributed by Capital Link Inc. in New York at (212) 661-7566. (Nicolas Bornozis, President) This information can be also accessed on Hellenic Telecommunication Organization's website at www.ote.gr or on Capital Link website at www.capitallink.com with historical company news.