On December 23, 1814 (village) the city was incorporated . 225,574 km 2  (87,095 sq mi) is the area of the urban region of Chongqing . Vladimir Panov is the mayor of Chongqing . 641 km 2  (247.6 sq mi) is the area of the city namedChongqing . The population of the metro region is Population (2014): 7,360,703 . The coordinates of the city are  31°12′N 29°55′E﻿ / ﻿31.200°N 29.917°E . The city water area is 3.4 sq mi (8.8 sq km) . 15,000/km 2  (40,000/sq mi) is the density of residents in Chongqing . The lowest elevation of Chongqing is 2 m  . Chongqing is the government of Municipality of Quito . The province of the city Chongqing is Sichuan . The city Chongqing demonym is Delhiite . The city has the postal code 090101 to 090158 . 3,423/km 2  (8,870/sq mi) is the density of inhabitents in  the urban region of Chongqing . Chongqing is at an elevation of 4593 ft .  The city area code is 9 . The highest elevation of Chongqing is 91 m (299 ft) . The city land area is 340.5 sq mi (881.9 sq km)
The native of the city Chongqing are also called Istanbulite 