Surabaya City is at an elevation of 5 m . The city land area is 340.5 sq mi (881.9 sq km) . 700/km 2  (1,800/sq mi) is the density of inhabitents in Surabaya City . 1,407.2 sq mi (3,645 sq km) is the area of the urban region of Surabaya City .  The city area code is (+90) 224 . The city Surabaya City demonym is Indori .  31°12′N 29°55′E﻿ / ﻿31.200°N 29.917°E are the coordinates of the city. . 2,300/km 2  (6,100/sq mi) is the density of inhabitents in  the urban region of Surabaya City . The postal code of the city is 21500 . Surabaya City is named for Harry Culver . The Surabaya City city highest elevation is 1,390 m (4,560 ft) . Surabaya City is the government of Parks Canada . 7,952 sq mi (20,596 km2) is the area of the metro region of Surabaya CityThe population of the metro region is Population: 13,123,948 . Cynthia Viteri is the mayor of Surabaya City . The water area of the city is 4.12 sq mi (10.67 km 2 ) . Surabaya City is located in Chile . The city was incorporated in 1842 . The density of  inhabitents in  the metro region of Surabaya City is 1,275/sq km (3,300/sq mi) . The city province is Liaoning . The Surabaya City citys' lowest elevation is 1,250 ft . Area: 350.5 km2 (135.3 sq mi) is the area of the city namedSurabaya City
13123948 people live in the metro region of Surabaya City