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
Telephone numbering plan automatically may include the full number with area and access codes. Country codes are necessary only when dialing telephone numbers in other countries than the originating telephone. These are dialed before the national telephone number. By convention, international telephone numbers are indicated by prefixing the country code with a plus sign (+), which is meant to indicate that the subscriber must dial the international dialing prefix in the country from which the call is placed. For example, the international dialing prefix or "access code" in all NANP countries is "011", while it is "00" in most European countries. On GSM