North American Telephone Operator
North American
Telephone Operator

Telephone Area 720. Page 4.

Phone numbers of the state Colorado
Prefix: +1720
This prefix is distributed within the state Colorado
The largest city in the region is Denver
Time Zone: Mountain
Winter time: UTC-7
Summer time: UTC-6
Below on the map, there is indicated the largest city in the telephone area +1-720-...-.... Colorado Denver.

In the United States, telephone numbers are divided into a country code (+1), an area code (or prefix), which is three digits long, and a subscriber number (seven digits). These are just a few examples, and there are over 300 area codes in the United States. Each code can cover both large cities and less populated areas depending on population density and telephone network distribution.

The table below shows the main major cities and telecom operators.

If you notice any errors of any community’s location on the map, please report it via the feedback form.

Phone numbers +1-720-YYY-YYYY

Other pages: 12346
Company District Major City Prefix
Qwest CorporationArapahoeAurora, CO+1-720747-SSSS
Qwest CorporationArapahoeAurora, CO+1-720748-SSSS
Tw Telecom Of Colorado LLCDenver, CO+1-720754-SSSS
Leap Wireless Intl DBA Cricket CommDenver, CO+1-720763-SSSS
T-mobile UsaJeffersonDenver, CO+1-720771-SSSS
Leap Wireless Intl DBA Cricket CommDenver, CO+1-720775-SSSS
Qwest CorporationAurora, CO+1-720777-SSSS
Teleport Communications GroupArapahoeDenver, CO+1-720785-SSSS
Bandwidth.com ClecAurora, CO+1-720808-SSSS
Cellco Partnership DBA Verizon WirelessArapahoeAurora, CO+1-720810-SSSS
Qwest CorporationDenverDenver, CO+1-720833-SSSS
Teleport Communications GroupArapahoeDenver, CO+1-720834-SSSS
Icg Telecom GroupJeffersonDenver, CO+1-720836-SSSS
Sprint Spectrum L.p.DenverDenver, CO+1-720837-SSSS
Sprint Spectrum L.p.DenverDenver, CO+1-720838-SSSS
Sprint Spectrum L.p.DenverDenver, CO+1-720839-SSSS
Sprint Spectrum L.p.DenverDenver, CO+1-720840-SSSS
Sprint Spectrum L.p.DenverDenver, CO+1-720841-SSSS
Qwest CorporationJeffersonDenver, CO+1-720842-SSSS
Qwest CorporationArapahoeAurora, CO+1-720847-SSSS
Qwest CorporationArapahoeAurora, CO+1-720848-SSSS
Sprint Spectrum L.p.JeffersonDenver, CO+1-720849-SSSS
Qwest CorporationJeffersonDenver, CO+1-720851-SSSS
Qwest CorporationJeffersonDenver, CO+1-720852-SSSS
Qwest CorporationDenverDenver, CO+1-720854-SSSS
Qwest CorporationDenverDenver, CO+1-720855-SSSS
Qwest CorporationArapahoeAurora, CO+1-720857-SSSS
Qwest CorporationArapahoeAurora, CO+1-720858-SSSS
Qwest CorporationArapahoeAurora, CO+1-720859-SSSS
Xo ColoradoDenverAurora, CO+1-720862-SSSS
Xo ColoradoAdamsDenver, CO+1-720863-SSSS
Qwest CorporationBoulderLongmont, CO+1-720864-SSSS
Icg Telecom GroupDenverDenver, CO+1-720865-SSSS
JeffersonDenver, CO+1-720867-SSSS
Qwest CorporationJeffersonDenver, CO+1-720870-SSSS
Qwest CorporationAdamsDenver, CO+1-720872-SSSS
Qwest CorporationJeffersonDenver, CO+1-720873-SSSS
Qwest CorporationJeffersonDenver, CO+1-720874-SSSS
Qwest CorporationJeffersonDenver, CO+1-720875-SSSS
Qwest CorporationJeffersonDenver, CO+1-720876-SSSS
Icg Telecom GroupJeffersonDenver, CO+1-720877-SSSS
Icg Telecom GroupJeffersonDenver, CO+1-720878-SSSS
Icg Telecom GroupJeffersonDenver, CO+1-720879-SSSS
Icg Telecom GroupJeffersonDenver, CO+1-720880-SSSS
Icg Telecom GroupJeffersonDenver, CO+1-720881-SSSS
Icg Telecom GroupJeffersonDenver, CO+1-720882-SSSS
Icg Telecom GroupJeffersonDenver, CO+1-720883-SSSS
Qwest CorporationDenverDenver, CO+1-720884-SSSS
Leap Wireless Intl DBA Cricket CommDenver, CO+1-720885-SSSS
Qwest CorporationJeffersonDenver, CO+1-720886-SSSS
Qwest CorporationAdamsDenver, CO+1-720887-SSSS
Level 3 CommunicationsAdamsDenver, CO+1-720888-SSSS
Allegiance Telecom Of ColoradoDenverDenver, CO+1-720889-SSSS
Qwest CorporationJeffersonDenver, CO+1-720890-SSSS
Level 3 CommunicationsJeffersonDenver, CO+1-720891-SSSS
Qwest CorporationJeffersonDenver, CO+1-720895-SSSS
Global Crossing Local Services-coJeffersonDenver, CO+1-720897-SSSS
Qwest CorporationJeffersonDenver, CO+1-720898-SSSS
Global Crossing Local Services-coJeffersonDenver, CO+1-720903-SSSS
Qwest CorporationDenverDenver, CO+1-720904-SSSS
Global Crossing Local Services-coJeffersonDenver, CO+1-720907-SSSS
Icg Telecom GroupDenverDenver, CO+1-720913-SSSS
Qwest CorporationDenverDenver, CO+1-720917-SSSS
Teleport Communications GroupArapahoeDenver, CO+1-720920-SSSS
Icg Telecom GroupDenverDenver, CO+1-720921-SSSS
Qwest CorporationJeffersonDenver, CO+1-720922-SSSS
Qwest CorporationDouglasSedalia, CO+1-720924-SSSS
Qwest CorporationAdamsDenver, CO+1-720929-SSSS
Qwest CorporationDenverDenver, CO+1-720931-SSSS
Qwest CorporationDenverDenver, CO+1-720932-SSSS
T-mobile UsaJeffersonDenver, CO+1-720933-SSSS
T-mobile UsaJeffersonDenver, CO+1-720934-SSSS
T-mobile UsaJeffersonDenver, CO+1-720935-SSSS
T-mobile UsaJeffersonDenver, CO+1-720936-SSSS
T-mobile UsaJeffersonDenver, CO+1-720937-SSSS
T-mobile UsaJeffersonDenver, CO+1-720938-SSSS
T-mobile UsaJeffersonDenver, CO+1-720939-SSSS
Sprint Spectrum L.p.DenverDenver, CO+1-720940-SSSS
Qwest CorporationDenverDenver, CO+1-720941-SSSS
Qwest CorporationDenverDenver, CO+1-720942-SSSS

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