The density of  residents in Brasília is 9,821/km 2  (25,436/sq mi) (2017) . The area of the city is Area: 350.5 km2 (135.3 sq mi) . Brasília is located in Philippines . This city is named after Cartagena, Spain . The Brasília citys' lowest elevation is 620 ft .  31°12′N 29°55′E﻿ / ﻿31.200°N 29.917°E are the coordinates of the city. . The city has the postal code 95100 . The Brasília city highest elevation is 324 m (1,063 ft) . The density of  inhabitents in  the metro region of Brasília is 210.9/km 2  (546.2/sq mi) . Brasília is at an elevation of 320 m . The density of  people in  the urban region of Brasília is 8,600/km 2  (22,000/sq mi) . The mayor of Brasília is Hayk Marutyan . The city was incorporated in 1871 (Huntington) . Population: 3,160,000 (2006) is the population of the urban region of Brasília . The metro region is Area: 4,217.95 km2 (1,628.56 sq mi) in area . The city land area is 1.275 sq mi (3.303 km 2 ) . The demonym of the city Brasília is cuzqueno/a .  The city area code is 22
22 is a prefix required to call a number in Brasília