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Guyana Telephone and Telegraph Co. Ltd.
Pacific Islands Telecommunications Association (International)
Chemnitz University of Technology (Germany)
Jordan Mobile Telecommunications Services - Zain Jordan (Jordan)
Teralight, FZ LLC (United Arab Emirates)
Global Knowledge Partnership Foundation (International)
Carnegie Mellon University Africa (Rwanda)
Mobile Interim Company 2
Tata Communications Ltd (India)
Office des Postes et Télécommunications de Nouvelle-Calédoni (France)
Afghanistan Information Management Services (AIMS)
Asia Pacific Network Information Centre
AfriNIC [REGINTORG] (International (no specific country))
Universiti Sains Malaysia (Malaysia)
Bangkok University (Thailand)
European Telecommunications Standards Institute [REGORG] (International (no specific country))
Fibre to the Home Council Middle East & North Africa (FTTH MENA)
CyberSecurity Malaysia [ROA] (Malaysia)
Advanced Info Service Public Company Limited
MTN Syria [ROA] (Syrian Arab Republic)
ADD International (Bangladesh)
Telecom Egypt Data S.A.E. (TE Data) (Egypt)
The Bonch-Bruevich Saint-Petersburg State University of Telecommunications
International Air Transport Association (International)
University of Khartoum (Sudan)
Libyana Mobile Phone [ROA] (Socialist People
Telefónica del Perú S.A.A.




TTNET is the largest Internet service provider in Turkey and has around 7 million subscribers.
In February 2010, TTNET launched a new service called Tivibu, which combines television and cinema. This service allows users to access both television and a library of movies via both mobile phones and computers

CategoriesOperators ; Service Providers
Based inTurkey
DomainsFixed ; Broadband ; Internet
ITU Global DirectoryTTNET
Abdullah Orkun Kaya

Abdullah Orkun Kaya is the Chief Executive Officer of TTNET since November 2012. Previously, he was Chief Financial Officer at TTNET and earlier, Director of Capital Markets and Investor Relations at Türk Telekom. Mr. Kaya has begun his professional career at Capital Markets Board of Turkey (SPK) and worked here for 6 years. Prior to joining Turk Telekom, Mr. Kaya held various roles at Merrill Lynch London office on debt instruments and strategical solutions.  Mr. Kaya holds a Bachelor’s Degree in Business Administration from Bilkent University and a Master of Business Administration Degree from Massachusetts Institute of Technology (MIT).