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 is the subscriber number. The entire number must always be dialed, including the leading "0", even if calling within a local area, therefore the national destination code is not separated from the subscriber number. According to international convention, numbers are sometimes written "+41 AA BBB BB BB" to include the country calling code. Certain nationwide destination codes, such as for toll-free or premium-rate telephone numbers, are written "0800 BBB BBB" or "0900 BBB BBB". "Short numbers" are used for emergency services such as "112" that are written "1CC" or "1CCC". Swedish telephone numbers are between eight and ten digits long.