The postal code of the city is 16000 .  The city area code is +55 (41) . Barranquilla is located in Brazil . This city is named after Quitu . The urban region has 2,658,355 population . The land area of the city is 47.35 sq mi (122.63 km 2 ) . The population of the metro region is Population: 12,491,300 (2016) . The lowest elevation of Barranquilla is 1,750 m . The density of  people in  the urban region of Barranquilla is 8,600/km 2  (22,000/sq mi) . The density of  residents in  the metro region of Barranquilla is 6,600/km 2  (17,000/sq mi) . The city province is Davao del Sur  (geographically only) . On December 23, 1814 (village) the city was incorporated . The density of  residents in Barranquilla is 1,100/sq km  (2,900/sq mi) . The city water area is 6.80 sq mi (17.62 sq km )  3.0% . Barranquilla is at an elevation of 656 ft . Barranquilla is the government of National Park Service . The Barranquilla city highest elevation is 91 m (299 ft) . The demonym of the city Barranquilla is Alexandrian, Alexandrine (Arabic: إسكندراني‎) . 8°50′18″S 13°14′4″E﻿ / ﻿8.83833°S 13.23444°E are the coordinates of the city. . Tang Liangzhi is the mayor of Barranquilla
There are more than 8955 people per sq km in the urban region of Barranquilla