The demonym of the city Alexandria is Alexandrian, Alexandrine (Arabic: إسكندراني‎) . The density of  residents in Alexandria is 1,900/km 2  (5,000/sq mi) . The postal code of the city is 21500 .  The city area code is (+20) 3 . Alexandria is at an elevation of 16 ft . The coordinates of the city are  31°12′N 29°55′E﻿ / ﻿31.200°N 29.917°E
The geographic location of the city is at 3°25′14″N 76°31′20″W﻿ / ﻿3.42056°N 76.52222°W