Explore details about location İstinye Caddesi. İstinye Caddesi is a location situated within the Sarıyer alongside other areas such as Köybaşı Caddesi, Sırçacı Sk., Hisar Meydanı Sokağı. Additionally, some smaller parts of İstinye Caddesi include specific areas like Köybaşı Caddesi, İstinye Bayırı Caddesi, Tuncay Artun Cad. adding to the diversity of its landscape.