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720 area code

720 area code phone numbers

Browse current phone-number listings in area code 720, associated with Allenspark, Bennett, Byers, Deckers, Denver. Compare memorable patterns and listed pricing. 33,210 720 numbers are currently available from $49 to $500 (median $49), including 14,419 vanity-word and 2,804 lucky-number numbers.

  • Area code 720 is associated with Colorado
  • Time zone: Mountain Time
  • Cities describe numbering-plan coverage, not an Exclusive Digits office
  • Delivered by email after payment with the account number and transfer PIN the carrier asks for
  • Portable to Verizon, AT&T, T-Mobile and all major US carriers
AllensparkBennettByersDeckersDenverGeorgetownHudsonKeenesburg

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Area-code profile

About the 720 area code

Location
Denver County, CO, Jefferson County, CO, Adams County, CO, and Boulder County, CO and 7 more counties
Time zone
Mountain Time
History
Added in June 1998 as an overlay of 303
Overlays
303 and 983 serve the same area as 720
Dialing
Local calls are dialed with 10 digits (1 + 10 digits also works)
Prefixes
800 exchange prefixes in use, held by 53 carriers
Map of the 720 area codeShaded area shows where 720 numbers are rated, with neighboring area codes outlined around it.970719DenverLongmontDeckersGeorgetownKeenesburgByers
Approximate 720 coverage from U.S. Census ZIP code areas and NANPA rate centers.

Cities and communities in 720

Denver, Longmont, Deckers, Georgetown, Keenesburg, Allenspark, Hudson, Byers, Strasburg, Bennett, Roggen

ZIP codes in the 720 area code

146 ZIP code areas. Area codes follow telephone exchange boundaries rather than ZIP code lines, so ZIP codes near the edge can also be served by a neighboring area code.

Denver County, CO (31)

80202, 80203, 80204, 80205, 80206, 80207, 80209, 80210, 80211, 80212, 80216, 80218, 80219, 80220, 80222, 80223, 80224, 80230, 80231, 80236, 80237, 80238, 80239, 80246, 80247, 80249, 80264, 80266, 80290, 80293, 80294

Jefferson County, CO (27)

80002, 80003, 80004, 80005, 80007, 80021, 80033, 80123, 80127, 80128, 80214, 80215, 80226, 80227, 80228, 80232, 80235, 80401, 80403, 80419, 80425, 80433, 80453, 80454, 80457, 80465, 80470

Adams County, CO (20)

80011, 80019, 80022, 80024, 80030, 80031, 80045, 80102, 80103, 80136, 80221, 80229, 80233, 80234, 80241, 80260, 80601, 80602, 80603, 80640

Boulder County, CO (18)

80025, 80026, 80027, 80301, 80302, 80303, 80304, 80305, 80310, 80455, 80466, 80471, 80481, 80501, 80503, 80510, 80540, 80544

Show 7 more counties (50 ZIP codes)

Arapahoe County, CO (16)

80010, 80012, 80013, 80014, 80015, 80016, 80017, 80018, 80110, 80111, 80112, 80113, 80120, 80121, 80122, 80137

Douglas County, CO (13)

80104, 80108, 80109, 80118, 80124, 80125, 80126, 80129, 80130, 80131, 80134, 80135, 80138

Weld County, CO (10)

80514, 80516, 80520, 80530, 80621, 80642, 80643, 80644, 80649, 80652

Clear Creek County, CO (6)

80436, 80438, 80439, 80444, 80452, 80476

Broomfield County, CO (2)

80020, 80023

Park County, CO (2)

80421, 80475

Gilpin County, CO (1)

80427

Area codes that share 720’s area

303983

Neighboring area codes

970719

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