Area: 2,493.86 km2 (962.88 sq mi) is the area of the metro region of Guayaquil CityPopulation: 3,113,725  is the population of the metro region of Guayaquil City . The city province is Guayas . Area: 344.5 km2 (133.01 sq mi) is the area of the city namedGuayaquil CityGuayaquil City has Population: 2,698,077  population . The city has the postal code 090101 to 090158 .  The city area code is (+593) 4 . The demonym of the city Guayaquil City is Guayaquilean . Guayaquil City is located in Ecuador . Guayaquil City is at an elevation of 4 m . The coordinates of the city are 2°11′S 79°53′W﻿ / ﻿2.183°S 79.883°W  . Cynthia Viteri is the mayor of Guayaquil City
Official address of residents of the city Guayaquil City has zip code 090101 to 090158