Average GPS coordinates for postcode 34815: 40.154, 33.178

---

Listing cities:
>> Göksu Mah. 34815, İstanbul, Beykoz, Göksu, GPS coordinates: 40.1537,33.1779
>> Göztepe Mah. 34815, İstanbul, Beykoz, Göksu, GPS coordinates: 40.1537,33.1779