420 Area Code Information

State: AZ

Largest City in Area: MESA

Where is Area Code 420? Area code (420) is in the state of AZ. Below, are the major cities in the area code (420).

Major Cities in 420

  • MESA, AZ (147)
  • PHOENIX, AZ (82)
  • CHANDLER, AZ (69)
  • GILBERT, AZ (68)
  • TEMPE, AZ (62)
  • OMAHA, NE (57)
  • BALTIMORE, MD (52)
  • SCOTTSDALE, AZ (42)
  • LYNCHBURG, VA (38)
  • WASHINGTON, DC (37)

Zip Codes in 420

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