The city province is Algiers Province . The coordinates of the city are  39°1′10″N 125°44′17″E﻿ / ﻿39.01944°N 125.73806°E . Cairo is located in Flathead County & Glacier County, Montana, United States . 1,600/sq km  (4,200/sq mi) is the density of people in  the metro region of Cairo . 3,039,444 is the population of the urban region of Cairo . The area of the metro region is 5,860 km 2  (2,261 sq mi) . 775 is the area code of Cairo . The city is 6.07 sq mi (15.73 km 2 ) in area . The water area of the city is 551.92 sq mi (1,429.46 km 2 ) . The Cairo city highest elevation is 241.9 m (793.6 ft) . This city is named after Christopher Columbus . 2,818/km 2  (7,300/sq mi) (May 27, 2019) is the density of residents in Cairo . The city land area is 225.73 sq km  (87.15 sq mi) . Cairo is the government of Bristol City Council . The city has the postal code 207, 208, 220 - 224, 226 - 228, 231 - 239, 241 - 244, 247 - 249, 251 - 253 . The mayor of Cairo is Kwon Young-jin , (Liberty Korea) . The Cairo citys' lowest elevation is 246 ft . Cairo is at an elevation of 16 ft . The city Cairo demonym is Catanesi . 4,800/km 2  (12,000/sq mi) is the density of residents in  the urban region of Cairo
87.15 sq mi area of the city Cairo is land