5,400/sq km  (14,000/sq mi) is the density of inhabitents in  the urban region of Catalonia . On 1871-11-04 the city was incorporated . The highest elevation of Catalonia is 324 m (1,063 ft) . The mayor of Catalonia is Tang Liangzhi . The postal code of the city is 3000 00 -  3019 00 . Catalonia is the government of U.S. National Park Service . The metro region has 3,500,000 (estimated) population . Catalonia is at an elevation of 2 m . The density of  people in Catalonia is 9,900/km 2  (26,000/sq mi) . 216  (Asian side) is the area code of Catalonia . The coordinates of the city are 56°19′37″N 44°00′27″E﻿ / ﻿56.32694°N 44.00750°E  . The city is 47.84 sq mi (123.90 km 2 ) in area . The Catalonia citys' lowest elevation is 620 ft . 2,813/km 2  (7,290/sq mi) is the density of residents in  the metro region of Catalonia . This city is named after John Hunt . The water area of the city is 129.3 km 2  (49.9 sq mi) . Catalonia is located in Sanma Province, Vanuatu . The city Catalonia province is Alborz
216  (Asian side) is a prefix required to call a number in Catalonia