640 Area Code Information

State: IA

Largest City in Area: CEDAR RAPIDS

Where is Area Code 640? Area code (640) is in the state of IA. Below, are the major cities in the area code (640).

Major Cities in 640

  • CEDAR RAPIDS, IA (43)
  • NEW YORK, NY (42)
  • DES MOINES, IA (39)
  • BRONX, NY (32)
  • LOUISVILLE, KY (30)
  • DAVENPORT, IA (26)
  • BROOKLYN, NY (23)
  • PHILADELPHIA, PA (23)
  • WICHITA FALLS, TX (22)
  • AMES, IA (19)

Zip Codes in 640

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