The city has the postal code 21500 . The province of the city Ho Chi Minh City is Razavi Khorasan . (+20) 2 is the area code of Ho Chi Minh City . This city is named after Society of the Cincinnati . The density of  residents in  the metro region of Ho Chi Minh City is 2,813/km 2  (7,290/sq mi) . The land area of the city is 227.34 sq mi (588 sq km ) . The water area of the city is 551.92 sq mi (1,429.46 km 2 ) . The city is Area : 126 km2 (49 sq mi) in area . The metro region has Population (2014): 7,360,703 population . Ho Chi Minh City is at an elevation of 20 ft . The density of  people in Ho Chi Minh City is 4,062/km 2  (10,523/sq mi) . The lowest elevation of Ho Chi Minh City is 378 m  . The city Ho Chi Minh City demonym is Barranquillero/a . 39°08′N 117°11′E﻿ / ﻿39.133°N 117.183°E are the coordinates of the city. . The density of  residents in  the urban region of Ho Chi Minh City is 4,800/km 2  (12,000/sq mi) . On November 7, 1861, as Denver City, C.T. the city was incorporated . The highest elevation of Ho Chi Minh City is 2,715 m (8,907 ft) . Takashi Kawamura is the mayor of Ho Chi Minh City . Ho Chi Minh City is the government of National Park Service
The peak of the city is at 1,240 ft