Zincirlikuyu is a quarter of the Şişli district on the European side of Istanbul, Turkey. Part of Esentepe neighborhood, it is situated on a hilltop on the district border to Beşiktaş in the east. Having undergone redevelopment in recent years, the area is also a busy bus hub.

Beşiktaş is a district and municipality of Istanbul Province, Turkey. Its area is 18 km2 and its population is 175,190 (2022). It is located on the European shore of the Bosphorus strait. It is bordered on the north by Sarıyer and Şişli, on the west by Kağıthane and Şişli, on the south by Beyoğlu, and on the east by the Bosphorus. Directly across the Bosphorus is the district of Üsküdar.