Changchun is the government of Ministry of Culture . 630/sq km  (1,600/sq mi) is the density of inhabitents in Changchun . The province of the city Changchun is Cebu (geographically only) . The area of the city is 344.5 km 2  (133.01 sq mi) . Changchun is at an elevation of 131 m . 2,305/km 2  (5,970/sq mi) is the density of residents in  the urban region of Changchun . The Changchun city highest elevation is 14,110 ft (4,300 m) . The Changchun citys' lowest elevation is 5,740 ft  . The density of  residents in  the metro region of Changchun is 2,500/km 2  (6,600/sq mi) . The city has the postal code 8320000 . The urban region is 584.4 sq mi (1,513.59 km2) in area . The coordinates of the city are 12°00′N 8°31′E﻿ / ﻿12.000°N 8.517°E .  The city area code is (+20) 2 . Changchun is located in Angkor, Siem Reap, Cambodia . Changchun is named for Christ Church, Oxford . The city water area is 3.4 sq mi (8.8 km 2 ) . The city land area is 194.74 sq mi (504.38 km 2 )
678 sq mi is the area of Changchun