Where is Area Code 712?

The most populous cities in area code 712 are: Sioux City, Council Bluffs, Spencer, Storm Lake, and Le Mars.

Other cities in the 712 area code include: Carroll, Denison, Sioux Center, Atlantic, Orange City, Estherville, Red Oak, Clarinda, Glenwood, Spirit Lake, Shenandoah, Cherokee, Harlan, Sergeant Bluff, Carter Lake, Emmetsburg, Rock Valley, Milford, Onawa, Missouri Valley, Sibley, Rock Rapids, Hawarden, Hudson, Hull, Sac City, Ida Grove, Audubon, Alta, Pocahontas, Lake City, Remsen, Moville, Manson, Hartley, Avoca, Oakland, Akron, Manning, Logan, Kingsley, Woodbine, Bedford, Sanborn, and Holstein.

Sioux City is a city in Woodbury and Plymouth counties in the northwestern part of the U.S. state of Iowa. The population was 82,684 in the 2010 census, which makes it the fourth largest city in Iowa. The bulk of the city is in Woodbury County, of which it is the county seat, though a small portion is in Plymouth County.Sioux City is the primary city of the five-county Sioux City, IA – NE – SD Metropolitan Statistical Area (MSA), with a population of 168,825 in 2010 and a slight increase to an estimated 168,921 in 2012. The Sioux City– Vermillion, IA–NE–SD Combined Statistical Area had a population of 182,675 as of 2010 and has grown to an estimated population of 183,052 as of 2012.

Council Bluffs is a city in and the county seat of Pottawattamie County, Iowa, United States. It is located on the east bank of the Missouri River, across from what is now the much larger city of Omaha, Nebraska. Council Bluffs was known until 1852 as Kanesville — the historic starting point of the Mormon Trail, Kanesville also became the northernmost anchor town of the other emigrant trails.Council Bluffs' population was 62,230 at the 2010 census.

Omaha is the largest city in the state of Nebraska and the county seat of Douglas County. Omaha is located in the Midwestern United States on the Missouri River, about 10 miles (15 km) north of the mouth of the Platte River. Omaha is the anchor of the Omaha-Council Bluffs metropolitan area, which includes Council Bluffs, Iowa, across the Missouri River from Omaha. According to the 2010 census, Omaha's population was 408,958, making it the nation's 43rd-largest city. According to the 2014 Population Estimates, Omaha's population was 446,599. Including its suburbs, Omaha formed the 60th-largest metropolitan area in the United States in 2013, with an estimated population of 895,151 residing in eight counties.

The 712 area code lies within the Central Daylight Time Zone (or CDT). The current time in CDT is 3:32 PM on Jul 11, 2020.