Geographic Regions and Area Codes in Area Code 712

Area Code 712 is located in the westernmost region of Iowa, covering a vast area that includes 215 cities and 32 counties. Major cities within this area code include Sioux City, Council Bluffs, Spencer, Storm Lake, and Le Mars. This area code has been in service since January 1, 1947, and is one of the original area codes that has never been split or overlaid. The region is known for its diverse demographic composition, predominantly white or Caucasian, with significant Hispanic or Latino, Black or African-American, and Asian communities.

Key facts about Area Code 712:

  • Located in western Iowa
  • Includes 215 cities and 32 counties
  • Major cities: Sioux City, Council Bluffs, Spencer, Storm Lake, Le Mars
  • In service since January 1, 1947
  • Diverse demographic composition