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Area Code 720 - Denver, CO

Below is the information for Area Code 720
General Information for Area Code 720
Country United States
State/Province Colorado
Major City Denver
Time Zone Mountain

Phone directory of numbers beginning with Area Code 720 Prefixes

Prefix Primary City County Phone Type
720-383 Fort Lupton, CO Weld Cell Number
720-384 Denver, CO Adams Landline
720-385 Denver, CO Adams Landline
720-386 Idaho Springs, CO Clear Creek Landline
720-387 Denver, CO Jefferson Landline
720-388 Aurora, CO Adams Cell Number
720-389 Denver, CO Jefferson Landline
720-390 Denver, CO Denver Landline
720-391 Denver, CO Jefferson Cell Number
720-392 Deer Trail, CO Arapahoe Landline
720-393 Denver, CO Jefferson Landline
720-394 Denver, CO Jefferson Cell Number
720-395 Denver, CO Denver Landline
720-396 Denver, CO Denver Landline
720-397 Denver, CO Denver Landline
720-398 Denver, CO Jefferson Cell Number
720-399 Denver, CO Denver Landline
720-400 Englewood, CO Arapahoe Cell Number
720-401 Denver, CO Jefferson Cell Number
720-402 Denver, CO Denver Landline
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Location Details

Area code is a type of numbering scheme used in telecommunication. It divides the territories of its member countries, the code is a three-digit code. The digits 0 and 1 applied for central office codes. Other digits were applied into geographic areas of the service territory.

  • 200: easily recognizable code (ERC)
  • 201: New Jersey
  • 202: Washington, D.C.
  • 203: Connecticut
    • and so on.

If you want to get more informatons of the areacode, Input an areacode into the above search area, get what you want.