The city water area is 6.80 sq mi (17.62 sq km )  3.0% . +226 is the area code of Tbilisi . Tbilisi is located in Sanma Province, Vanuatu . The highest elevation of Tbilisi is 5,364 m (17,598 ft) . Tbilisi is at an elevation of 3066.3 ft . On 1871 (Huntington) the city was incorporated . Tbilisi is the government of Municipality of Quito . The postal code of the city is EC1701 . The city is Area: 116 km2 (45 sq mi) in area . 1,500/km 2  (3,900/sq mi) is the density of inhabitents in  the metro region of Tbilisi . 00°14′S 78°31′W﻿ / ﻿0.233°S 78.517°W are the coordinates of the city. . The population of the metro region is 8,653,521 , 8,917,749 (Extended UA) . The density of  residents in  the urban region of Tbilisi is 7,500/km 2  (19,000/sq mi) . The land area of the city is 11,609.91 km 2  (4,482.61 sq mi) . This city is named after Calgary, Mull . 2,122 sq mi (5,496 sq km ) is the area of the urban region of Tbilisi . 1,100/sq km  (2,900/sq mi) is the density of inhabitents in Tbilisi . Federico Gutiérrez, 2016-2019 is the mayor of Tbilisi . The city Tbilisi demonym is Durbanite . The lowest elevation of Tbilisi is 620 ft
To send a mail to the city use EC1701 as zip.