Area Code 720

Where is area code 720 located?

Below you will find a list of all cities covered by area code 720 in Colorado.

  • Allenspark, CO
  • Arvada, CO
  • Bailey, CO
  • Bennett, CO
  • Black Hawk, CO
  • Bond, CO
  • Boulder, CO
  • Brighton, CO
  • Brighton, CO
  • Broomfield, CO
  • Buffalo Creek, CO
  • Byers, CO
  • Castle Rock, CO
  • Central City, CO
  • Commerce City, CO
  • Conifer, CO
  • Dacono, CO
  • Deer Trail, CO
  • Denver (overlays 303)
  • Dumont, CO
  • Dupont, CO
  • Eastlake, CO
  • Elbert, CO
  • Eldorado Springs, CO
  • Elizabeth, CO
  • Empire, CO
  • Englewood, CO
  • Erie, CO
  • Evergreen, CO
  • Firestone, CO
  • Fort Lupton, CO
  • Franktown, CO
  • Frederick, CO
  • Georgetown, CO
  • Golden, CO
  • Grant, CO
  • Henderson, CO
  • Hereford, CO
  • Hudson, CO
  • Hygiene, CO
  • Idaho Springs, CO
  • Idledale, CO
  • Indian Hills, CO
  • Jamestown, CO
  • Keenesburg, CO
  • Kiowa, CO
  • Kittredge, CO
  • Lafayette, CO
  • Larkspur, CO
  • Littleton, CO
  • Littleton, CO
  • Littleton, CO
  • Longmont, CO
  • Longmont, CO
  • Louisville, CO
  • Louviers, CO
  • Lyons, CO
  • Morrison, CO
  • Nederland, CO
  • Niwot, CO
  • Parker, CO
  • Pine, CO
  • Pinecliffe, CO
  • Roggen, CO
  • Rollinsville, CO
  • Sedalia, CO
  • Sedgwick, CO
  • Shawnee, CO
  • Silver Plume, CO
  • Strasburg, CO
  • Ward, CO
  • Watkins, CO
  • Westminster, CO
  • Wheat Ridge, CO