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
UK telephone code misconceptions a one. This change makes about 200,000 new numbers available for each area code in which the change has been made. Some telephone service providers differentiate ordinary calling costs using the relevant area code(s). Until STD was introduced, only telephone operators could connect calls over the trunks (long distance links between major exchanges). A subscriber would have to dial 0 for the operator and then request a long distance call. As STD was introduced area by area the meaning of the 0 changed; it was now the trunk prefix used to raise a call automatically to the trunk dialling level,