+57 2 is the area code of Cairo . The density of  inhabitents in  the metro region of Cairo is 6,600/km 2  (17,000/sq mi) . The density of  inhabitents in  the urban region of Cairo is 3,300/km 2  (8,600/sq mi) . 16,100,000 is the population of the metro region of Cairo . The city water area is 0.37 sq mi (0.95 km 2 ) . Cairo is located in Angkor, Siem Reap, Cambodia . This city is named after Moses Cleaveland . The mayor of Cairo is Christian Roger Okemba (PCT) . The area of the urban region is Area : 993.5 km2 (383.6 sq mi) . The city Cairo demonym is Evanstonian . The coordinates of the city are 7°23′47″N 3°55′0″E﻿ / ﻿7.39639°N 3.91667°E . On March 6, 1836 (city) the city was incorporated . 2,121 km 2  (819 sq mi) is the area of the city namedCairo . The highest elevation of Cairo is 1,879 m (6,165 ft) . The Cairo citys' lowest elevation is 5,740 ft  . 350/sq mi (140/km 2 ) is the density of residents in Cairo . Cairo is at an elevation of 4593 ft
Cairo is 4593 ftabove sea level