The density of  residents in Cartagena City is 4,824/km 2  (12,490/sq mi) (2001) . The coordinates of the city are 25°25′S 49°15′W﻿ / ﻿25.417°S 49.250°W . The mayor of Cartagena City is Kakha Kaladze . Cartagena City is the government of Bristol City Council . The population of the urban region is 7,860,781 . The water area of the city is 3.4 sq mi (8.8 km 2 ) . Cartagena City is located in People's Republic of China .  The city area code is 212  (European side) . The demonym of the city Cartagena City is Delhiite . The city province is Razavi Khorasan . This city is named after Christopher Columbus . The density of  residents in  the metro region of Cartagena City is 2,813/km 2  (7,290/sq mi) . The city has the postal code 8320000 . Area: 572 km2 (221 sq mi) is the area of the city namedCartagena City . The lowest elevation of Cartagena City is 378 m  . Cartagena City is at an elevation of 16 ft . The population of the metro region is 4,567,857 . The city land area is 1,117.11 km 2  (431.32 sq mi) . The density of  residents in  the urban region of Cartagena City is 14,100/km 2  (37,000/sq mi)
Tianjinese , Tianjiner is another name for the people of the city Cartagena City