The city Karachi province is Algiers Province . The coordinates of the city are 25°18′45″N 80°41′15″W﻿ / ﻿25.3125000°N 80.6875000°W﻿ / 25.3125000; -80.6875000 . 14,708.8/km 2  (38,096/sq mi) is the density of inhabitents in  the urban region of Karachi . The density of  residents in Karachi is 1,600/km 2  (4,200/sq mi) (2011) . The city land area is 5.39 sq mi (13.96 km 2 ) . The city water area is 186 km 2  (72 sq mi) . The Karachi citys' lowest elevation is 7 ft . 026 is the area code of Karachi . The Karachi city highest elevation is 2,715 m (8,907 ft) . 13,542,900 is the population of the metro region of Karachi . The density of  residents in  the metro region of Karachi is 662.1/km 2  (1,715/sq mi) . The city has the postal code EC1701 . Karachi is located in Zulia . Karachi is named for Henry E. Huntington . Ken Christian is the mayor of Karachi . Karachi is at an elevation of 4455 ft . Karachi is the government of National Park Service
Water covers 574 sq mi area of the city