The urban region is 1,770 sq mi (4,600 km 2 ) in area . The Hanoi citys' lowest elevation is 3 ft . Hanoi is at an elevation of 13 ft . Hanoi is located in Zambia . The population of Hanoi is 595,061 . The density of  people in Hanoi is 3,200/km 2  (8,200/sq mi) . Hanoi is the government of Municipality of Quito . Area: 2,493.86 km2 (962.88 sq mi) is the area of the metro region of Hanoi . The highest elevation of Hanoi is 5,364 m (17,598 ft) . The density of  residents in  the metro region of Hanoi is 1,275/km 2  (3,300/sq mi) . The city has the postal code 3000 00 -  3019 00 . +226 is the area code of Hanoi . The province of the city Hanoi is East Java . The city land area is 16.0 sq mi (41.4 sq km) . This city is named after Henry E. Huntington . The density of  inhabitents in  the urban region of Hanoi is 3,423/km 2  (8,870/sq mi) . The city Hanoi demonym is Istanbulite 
The urban region is more than 1345 sq mi