NPA - 720 Colorado (CO)

The 720 Area Code is located in the state of Colorado. Area Code 720 is one of the 312 three-digit telephone area codes in the USA. It covers roughly 523,597 unique phone numbers and 2,417,908 individuals near the cities of Denver-Aurora-Lakewood.

NPA - 720 History: Area code 720 was put into service. Area code 720 is an overlay of area code 303.

There are a few special area codes with the last two digits 422 match, these are known as easily recognizable codes (ERCs). The 8xx set of numbers are reserved for toll-free services and communication.

Those numbers can be found in the following cities or locations: Colorado (CO).

1. AreaCodes Directory
2. 720

720 Stats:

Cities in area code 720:

Aurora, Brighton, Deer Trail, Denver, Englewood, Fort Lupton, Golden, Henderson, Hudson, Idaho Springs, Keenesburg, Littleton, Longmont, Lyons, Sedalia.

Related phone operators in Area Code 720:

360networks (usa) Inc., 365 Wireless, AT&T Local, American Messaging (am), Bandwidth.com Clec, Broadvox-clec, Cbeyond Communications, Cellco Partnership DBA Verizon Wireless, Centurylink Communications LLC, Comcast Phone Of Colorado, Commnet Wireless, Dishnet Wireline, L.l.c., Eschelon Telecom Of Colorado, Global Crossing Local Services-co, Hypercube Telecom, Icg Telecom Group, Iloka DBA Newcloud Networks, Leap Wireless Intl DBA Cricket Comm, Level 3 Communications, Mcimetro Access Transmission Services LLC, Mcleodusa Telecommunications Services- Co, Metro PCS, Neutral Tandem-colorado, New Cingular Wireless PCS, Onvoy, Peerless Network Of Colorado, Qwest Corporation, Sprint Spectrum L.p., T-mobile Usa, Teleport Communications America, Teliax, Telstar Communications Inc, Tw Telecom Of Colorado LLC, Xo Colorado, Ymax Communications Corp., Zippytech Incorporated.