Istanbul is at an elevation of 6 m . 3,300/km 2  (8,600/sq mi) is the density of residents in  the urban region of Istanbul .  The city area code is 01 . The land area of the city is 16.0 sq mi (41.4 sq km) . Istanbul is the government of U.S. National Park Service . The density of  residents in  the metro region of Istanbul is 1,600/sq km  (4,200/sq mi) . The area of the city is 19.4 sq mi (50.2 km 2 ) . This city is named after Miami-Illinois:  shikaakwa  ,  (wild onion or wild garlic) . The Istanbul citys' lowest elevation is 246 ft . The city was incorporated in November 7, 1861, as Denver City, C.T. . The postal code of the city is 16000 . The mayor of Istanbul is Daisy Torres . The Istanbul city highest elevation is 241.9 m (793.6 ft) . The city Istanbul demonym is Catanesi . The city water area is 430 km 2  (165 sq mi)  33% . Istanbul is located in Colombia . The city Istanbul province is Misamis Oriental (geographically only)
Istanbul is a part of Sudan