641 Area Code Information

State: IA

Largest City in Area: MASON CITY

Where is Area Code 641? Area code (641) is in the state of IA. Below, are the major cities in the area code (641).

Major Cities in 641

  • MASON CITY, IA (100,270)
  • MARSHALLTOWN, IA (92,979)
  • OTTUMWA, IA (85,286)
  • NEWTON, IA (66,859)
  • DES MOINES, IA (59,678)
  • OSKALOOSA, IA (45,880)
  • PELLA, IA (41,438)
  • KNOXVILLE, IA (40,074)
  • CLEAR LAKE, IA (37,564)
  • GRINNELL, IA (35,392)

Zip Codes in 641

  • 50002
  • 50005
  • 50008
  • 50026
  • 50027
  • 50028
  • 50041
  • 50044
  • 50048
  • 50049
  • 50051
  • 50052
  • 50055
  • 50056
  • 50060
  • 50065
  • 50067
  • 50068
  • 50074
  • 50078

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