The city has the postal code 080020 . The city water area is 0.37 sq mi (0.95 km 2 ) . The urban region is Area : 993.5 km2 (383.6 sq mi) in area . Copenhagen is located in Zambia . Copenhagen is at an elevation of 59 ft . The lowest elevation of Copenhagen is 2,838 ft . The city is Area: 418 km2 (161 sq mi) in area . +995 32 is the area code of Copenhagen . 10,874 sq mi (28,160 sq km ) is the area of the metro region of Copenhagen . The mayor of Copenhagen is Jorge Yunda . The city Copenhagen province is Guayas . The density of  residents in Copenhagen is 12,510/km 2  (32,400/sq mi) . This city is named after Cartagena, Spain . On March 6, 1836 (city) the city was incorporated . The Copenhagen city highest elevation is 241.9 m (793.6 ft) . The density of  inhabitents in  the urban region of Copenhagen is 3,300/km 2  (8,600/sq mi) . The city Copenhagen demonym is Brasiliense
On December 23, 1814 (village) the city was awarded the legal declaration of a municipal charter.