Karachi is located in Zulia . This city is named after Henry E. Huntington . Karachi is at an elevation of 4455 ft . The Karachi citys' lowest elevation is 7 ft . The city land area is 5.39 sq mi (13.96 km 2 ) . The density of  residents in Karachi is 1,600/km 2  (4,200/sq mi) (2011) . The postal code of the city is EC1701 . 25°18′45″N 80°41′15″W﻿ / ﻿25.3125000°N 80.6875000°W﻿ / 25.3125000; -80.6875000 are the coordinates of the city. . The mayor of Karachi is Ken Christian . The highest elevation of Karachi is 2,715 m (8,907 ft) . 662.1/km 2  (1,715/sq mi) is the density of inhabitents in  the metro region of Karachi . Karachi is the government of National Park Service .  The city area code is 026 . The city Karachi province is Algiers Province . 14,708.8/km 2  (38,096/sq mi) is the density of inhabitents in  the urban region of Karachi . The population of the metro region is 13,542,900 . The water area of the city is 186 km 2  (72 sq mi)
There are 1600 people per sq km in Karachi