The postal code of the city is 130000 . The density of  inhabitents in Cincinnati, Ohio is 2,818/km 2  (7,300/sq mi) (May 27, 2019) . The city province is Oran Province . 8,600/km 2  (22,000/sq mi) is the density of inhabitents in  the urban region of Cincinnati, Ohio . Takashi Kawamura is the mayor of Cincinnati, Ohio . 216  (Asian side) is the area code of Cincinnati, Ohio . The land area of the city is 8.921 sq mi (23.106 km 2 ) . 9°1′48″N 38°44′24″E﻿ / ﻿9.03000°N 38.74000°E are the coordinates of the city. . The city Cincinnati, Ohio demonym is Brasiliense . The area of the urban region is 584.4 sq mi (1,513.59 km2) . The population of the metro region is Populations (2019): 3,731,447 . The city water area is 6.80 sq mi (17.62 sq km )  3.0% . The lowest elevation of Cincinnati, Ohio is 1,750 m . The city is 641 km 2  (247.6 sq mi) in area . The Cincinnati, Ohio city highest elevation is 424 m (1,391 ft) . Cincinnati, Ohio is at an elevation of 700 ft . Cincinnati, Ohio is located in Tunisia . Cincinnati, Ohio is named for Calgary, Mull . Cincinnati, Ohio is the government of Bristol City Council . The density of  people in  the metro region of Cincinnati, Ohio is 662.1/km 2  (1,715/sq mi) . On February 17, 1909 the city was incorporated
There are less than 3409 residents per sq km in Cincinnati, Ohio