Telephone services in Turkey Telephone services in Turkey This article covers the telephone services in Turkey. The political authority is Ministry of Transport, Maritime and Communication (Turkey) . But there is also a supreme council (); Information and Communication Technologies Authority (abbreviated BTK) which controls the internet and point to point telecommunication . Turk Telekom a private company issued from state owned Turkish PTT in 1995 is responsible in Turkish land phone. In 2013 the number of telephone subscriber is 13.86 million. International call code of Turkey is 90. Mobile phone service is provided by three private companies; Turkcell, Vodafone Turkey (former Telsim) and
National conventions for writing telephone numbers categories: Every number, except special service numbers, is an 8-digit number; they are grouped as XXXX YYYY. There are no area codes. The traditional convention for phone numbers is (0AA) NXX-XXXX, where 0AA is the area code and NXX-XXXX is the subscriber number. This number format is very similar to the North American numbering plan, however, the country has a trunk code of 0 instead of 1, so international callers (using +81) do not have to dial the trunk code when calling to Japan. Telephone numbers were nine digits long in Tokyo and Osaka until the late 1990s, when a