The Tbilisi citys' lowest elevation is 3 ft . 225,574 km 2  (87,095 sq mi) is the area of the urban region of Tbilisi . The population of the metro region is 4,597,134 . This city is named after Quitu . The city land area is 840 km 2  (325 sq mi) . 22 is the area code of Tbilisi . The mayor of Tbilisi is Tri Rismaharini . The coordinates of the city are 2°11′S 79°53′W﻿ / ﻿2.183°S 79.883°W  . The postal code of the city is 8320000 . Tbilisi is the government of Swedish Ice Hockey Association . The city is 2,121 km 2  (819 sq mi) in area . The demonym of the city Tbilisi is Caleño . The city water area is 45.3 sq mi (117.4 sq km) . Tbilisi is located in Iwaki, Fukushima, Japan . The density of  residents in  the urban region of Tbilisi is 14,100/km 2  (37,000/sq mi) . The city province is East Java . The density of  inhabitents in Tbilisi is 3,351/km 2  (8,680/sq mi) . The Tbilisi city highest elevation is 2,715 m (8,907 ft) . On September 20, 1917 the city was incorporated . Tbilisi is at an elevation of 320 ft
There are less than 37140 residents per sq mi in the urban region of Tbilisi