Consumer Call Center
You can call Turk Telekom customer services at 444 1 444 to get more information and make pre-application for selected services.
Corporate Call Center
You can call Turk Telekom Corporate Customer Services at 444 5 444 to get more information and make pre-application for selected services.
Customer Call Center
E-Mail: iletisim@turktelekom.com.tr
Telephone: 444 1 444 / 444 5 444 (KMH)
SMS: 6616 (Message No) – "YARDIM (space) Your Information Request" (Message Text) (EX: YARDIM Can I change my invoice notification address without going to Office?)
Fax: 0 312 306 07 32
Headquarter Addresses
Ankara
Turgut Özal Bulvarı 06103 Aydınlıkevler Ankara
Phone: 444 1 444 / 444 4 564 (KMH)
Fax: +90 312 306 07 32
İstanbul
Gayrettepe
Gayrettepe Mah. Yıldız Posta Cad. No:40 Gayrettepe Beşiktaş İstanbul
Phone: +90 212 309 9000
Güneşli
Bağlar Mah. Yalçın Koreş Cad. Fidan Sk. Erdinç İş Merkezi No: 1 34209 Güneşli / İstanbul
Ümraniye Teknopark
Çakmak Mahallesi Balkan Cad No:49 Ümraniye / İstanbul
Phone: +90 216 460 6000
Acıbadem
Acıbadem Mahallesi Acıbadem Caddesi, No: 150, Acıbadem, Üsküdar / İstanbul
Phone: 444 1 444