The city is 68.17 sq mi (176.56 sq km) in area . Delhi is at an elevation of 2850 m . Delhi is the government of Bristol City Council . The density of  people in Delhi is 850/km 2  (2,200/sq mi) . This city is named after Christopher Columbus . The density of  inhabitents in  the urban region of Delhi is 8,600/km 2  (22,000/sq mi) . The land area of the city is 153.33 sq mi (397.13 km 2 ) . The highest elevation of Delhi is 324 m (1,063 ft) . 57 + 5 is the area code of Delhi . The mayor of Delhi is Kwon Young-jin , (Liberty Korea) . The water area of the city is 28.08 km 2  (10.84 sq mi) . The city was incorporated in 1 October 1984 . The postal code of the city is 8320000 . Delhi is located in Philippines . 720/km 2  (1,900/sq mi) is the density of residents in  the metro region of Delhi . The population of the urban region is 3,372,090 . The city Delhi demonym is Indori
202 sq mi is the area of Delhi