​You may find below the general information on the scope of voice service of Turkcell Roaming, Wholesale Voice and Interconnection Management Directorate.

Turkcell has voice, SMS and MMS interconnection agreements with fixed and mobile network operators.

Voice interconnection fees are determined in accordance with the decision of Information and Communication Technologies Authority (Bilgi Teknolojileri ve İletişim Kurumu (BTK)) on mobile termination fees.

SMS and MMS interconnection fees are currently determined again based on the decision of BTK; however, will begin to be determined freely by the parties within the scope of commercial agreements as of 1 October 2021.