The demonym of the city Karachi is Mashhadi, Mashadi, Mashdi (informal) . The city has the postal code 207, 208, 220 - 224, 226 - 228, 231 - 239, 241 - 244, 247 - 249, 251 - 253 . Karachi is the government of Swedish Ice Hockey Association . Karachi is located in Zulia . On 1799 (Guyandotte) the city was incorporated . The urban region has 3,039,444 population . 2,300/km 2  (6,100/sq mi) is the density of inhabitents in  the urban region of Karachi . The density of  inhabitents in  the metro region of Karachi is 720/km 2  (1,900/sq mi) . The city land area is 5,490.35 km 2  (2,119.84 sq mi) . Area : 22,142 km2 (8,549 sq mi) is the area of the city namedKarachi . 242 is the area code of Karachi . The lowest elevation of Karachi is 2 m  . The population of the metro region is 4,291,577 (3rd)(population of the Federal District) . Karachi is named for Confluence of Grand River and Gunnison River . Karachi is at an elevation of 10 m . The city province is Alborz . The mayor of Karachi is Kwon Young-jin , (Liberty Korea) . The coordinates of the city are 36°18′N 59°36′E﻿ / ﻿36.300°N 59.600°E
Karachi has an area of 8549 sq mi