Alexandria is at an elevation of 5 m .  The city area code is (+20) 3 . The coordinates of the city are  31°12′N 29°55′E﻿ / ﻿31.200°N 29.917°E . The city has the postal code 21500 . 1,900/km 2  (5,000/sq mi) is the density of residents in Alexandria . The city Alexandria demonym is Alexandrian, Alexandrine (Arabic: إسكندراني‎)
There are less than 2760 residents per km 2 in Alexandria