~In 2005 there was over 18 million telephone lines used at that time, and over 52 million on mobile cellular phone lines were used in 2006. General assessment: undergoing rapid modernization and expansion especially with cellular telephones.
~Domestic: additional digital exchanges are permitting a rapid increase in subscribers; the construction of a network of technologically advanced intercity trunk lines, using both fiber-optic cable and digital microwave radio relay, is facilitating communication between urban centers; remote areas are reached by a domestic satellite system; the number of subscribers to mobile-cellular telephone service is growing rapidly.
~International: country code - 90; international service is provided by the SEA-ME-WE-3 submarine cable and by submarine fiber-optic cables in the Mediterranean and Black Seas that link Turkey with Italy, Greece, Israel, Bulgaria, Romania, and Russia; satellite earth stations - 12 Intelsat; mobile satellite terminals - 328 in the Inmarsat and Eutelsat systems (2002).

~In 2006 there was over 12 million users.