Istanbul İstanbul
• Metropolitan municipality | 15,029,231
• Rank | 1st in Turkey
• Metro density | 2,813/km2 (7,290/sq mi)
Demonym(s) | Istanbulite (Turkish: İstanbullu)
Time zone | UTC+3 (TRT)
Postal code | 34000 to 34990
Area code(s) | 212 (European side) 216 (Asian side)
Vehicle registration | 34
Nominal GDP | 2017
- Total | US$349 billion
- Per capita | US$23,221
HDI (2017) | 0.812 – very high
GeoTLD | .ist, .istanbul
Website | ibb.istanbul www.istanbul.gov.tr