DIRECTORATE GENERAL OF IETT Istanbul Metropolitan Municipality Presidency Directorate General of IETT Enterprises Şahkulu Street. Erkan-ı Harp Str. No: 4 Tünel 80050 Beyoğlu / ISTANBUL E-mail : iett@ibb.gov.t FAX : 0212- 243 08 83
Contact telephone for all your questions related to IETT 0 800 211 60 68( Free Line )
