In Marmaray, which is operated by the General Directorate of TCDD Transportation, passengers will be able to receive mobile internet service with their smart phones and tablets, as well as make voice calls in the tunnel sections of the line, as of October 15, 2021.
Marmaray, one of the most important urban transportation projects in the world as well as in Istanbul, connects the European and Asian continents and Istanbul under the sea.
HalkalıMarmaray with a total length of 76,3 kilometers on the Gebze line; With the integration of the metro, metrobus and tram, it forms one of the main backbones of Istanbul's urban transportation.
29 stations covering the Bosphorus crossing on 2013 October 5, and Gebze-Halkalı The number of stations reached 38 in Marmaray, where 43 more stations were put into service on the line. Since its opening, nearly 600 million passengers have traveled on Marmaray.
Services Can Be Obtained From GSM Operators in Tunnel Sections of Marmaray Line
At Marmaray, tube tunnel section and Marmaray Yenikapı, Sirkeci and Üsküdar stations operated by TCDD General Directorate, passengers could only make one-way mobile voice calls, but could not benefit from the internet service of GSM operators.
As of October 15, approximately 450 thousand daily passengers who will use Marmaray will be able to receive mobile internet service from all GSM operators with their smart phones and tablets, as well as make two-way voice calls.