Geographic Regions and Area Codes

Area Code 641 is a significant telephone area code in the state of Iowa, covering a wide range of cities and counties. This area code spans 208 cities and 41 counties, including major cities such as Mason City, Marshalltown, and Ottumwa. Notable counties within this area code include Mitchell, Cerro Gordo, Marshall, Marion, and Jasper. Nearby area codes include:

  • 319 (Cedar Rapids, IA)
  • 507 (Rochester, MN)
  • 515 (Des Moines, IA)
  • 563 (Davenport, IA)
  • 608 (Madison, WI)
  • 660 (Sedalia, MO)
  • 712 (Sioux City, IA)

This extensive coverage makes Area Code 641 a vital part of Iowa's telecommunication infrastructure.