678 Area Code Information

State: GA

Largest City in Area: ATLANTA

Where is Area Code 678? Area code (678) is in the state of GA. Below, are the major cities in the area code (678).

Major Cities in 678

  • ATLANTA, GA (751,706)
  • MARIETTA, GA (380,461)
  • LAWRENCEVILLE, GA (314,683)
  • ALPHARETTA, GA (211,470)
  • NORCROSS, GA (201,388)
  • DECATUR, GA (199,313)
  • DULUTH, GA (193,885)
  • STONE MOUNTAIN, GA (186,951)
  • ROSWELL, GA (148,321)
  • SMYRNA, GA (148,170)

Zip Codes in 678

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