729 Area Code Information

State: CO

Largest City in Area: DENVER

Where is Area Code 729? Area code (729) is in the state of CO. Below, are the major cities in the area code (729).

Major Cities in 729

  • DENVER, CO (69)
  • AURORA, CO (32)
  • PITTSBURGH, PA (28)
  • SAINT PETERSBURG, FL (24)
  • PHILADELPHIA, PA (24)
  • COLORADO SPRINGS, CO (22)
  • LITTLETON, CO (15)
  • THORNTON, CO (15)
  • LAKEWOOD, CO (14)
  • ENGLEWOOD, CO (13)

Zip Codes in 729

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