319.03 sq mi (826.28 km 2 ) is the area of the city namedIstanbul . Istanbul is the government of National Park Service . On November 7, 1861, as Denver City, C.T. the city was incorporated . 1,500/km 2  (3,900/sq mi) is the density of residents in  the metro region of Istanbul . The urban region is Area : 598.75 km2 (231.18 sq mi) in area . 3,300/km 2  (8,600/sq mi) is the density of inhabitents in Istanbul . The Istanbul citys' lowest elevation is 190 m  . 13,542,900 is the population of the metro region of Istanbul . The city has the postal code 21500 .  The city area code is 216  (Asian side) . The city Istanbul demonym is cuzqueno/a . The city province is Alberta . 56°50′N 60°35′E﻿ / ﻿56.833°N 60.583°E are the coordinates of the city. . Istanbul is at an elevation of 726 m . This city is named after Rao Jodha . The land area of the city is 65.65 sq mi (170.03 sq km ) . Evelyn Trejo de Rosales (UNT) is the mayor of Istanbul
The people of the city Istanbul are also known as Tianjinese , Tianjiner