The demonym of the city Istanbul is Catanesi . The city is 19.4 sq mi (50.2 km 2 ) in area . 01 is the area code of Istanbul . Istanbul is at an elevation of 6 m . Istanbul is located in Colombia . On November 7, 1861, as Denver City, C.T. the city was incorporated . The density of  people in  the urban region of Istanbul is 3,300/km 2  (8,600/sq mi) . The land area of the city is 16.0 sq mi (41.4 sq km) . The mayor of Istanbul is Daisy Torres . Istanbul is the government of U.S. National Park Service . The province of the city Istanbul is Misamis Oriental (geographically only) . 1,600/sq km  (4,200/sq mi) is the density of inhabitents in  the metro region of Istanbul . The lowest elevation of Istanbul is 75 m  . The city has the postal code 16000 . The city water area is 430 km 2  (165 sq mi)  33% . The Istanbul city highest elevation is 241.9 m (793.6 ft) . Istanbul is named for Miami-Illinois:  shikaakwa  ,  (wild onion or wild garlic)
There are more than 4852 people per sq mi in the metro region of Istanbul