Guayaquil is at an elevation of 4455 ft . The city water area is 3.4 sq mi (8.8 km 2 ) . The province of the city Guayaquil is Kadiogo . The land area of the city is 340.5 sq mi (881.9 sq km) . The Guayaquil city highest elevation is 425 m (1,394 ft) . The Guayaquil citys' lowest elevation is 190 m  . Guayaquil is the government of Parks Canada . 22 is the area code of Guayaquil . The metro region has Population: 3,113,725  population . The city was incorporated in September 20, 1917 . The city is 351 km 2  (136 sq mi) in area . Pedrito Tomas Pereira Caballero is the mayor of Guayaquil . The city Guayaquil demonym is Durbanite . The density of  inhabitents in  the urban region of Guayaquil is 464.71/km 2  (1,203.6/sq mi) . The postal code of the city is 090101 to 090158 . This city is named after Moses Cleaveland . The urban region is 234.72 km 2  (90.63 sq mi) in area . 3°52′N 11°31′E﻿ / ﻿3.867°N 11.517° are the coordinates of the city.
On September 20, 1917 the city was awarded the legal declaration of a municipal charter.