Active Prefixes in Area Code 720
| Prefix | Primary City | Phone Type | Company |
|---|---|---|---|
| 720-385-#### | Denver | Landline Numbers | Xo Colorado, Llc... |
| 720-386-#### | Idaho Springs | Landline Numbers | Bandwidth.com Clec, ... |
| 720-387-#### | Denver | Landline Numbers | Tw Telecom Of Colora... |
| 720-388-#### | Aurora | Wireless Numbers | Cellco Partnership D... |
| 720-389-#### | Denver | Landline Numbers | Xo Colorado, Llc... |
| 720-392-#### | Deer Trail | Landline Numbers | Ymax Communications ... |
| 720-393-#### | Denver | Landline Numbers | Tw Telecom Of Colora... |
| 720-394-#### | Denver | Wireless Numbers | T-mobile Usa, Inc.... |
| 720-395-#### | Denver | Landline Numbers | At&t Local... |
| 720-396-#### | Denver | Landline Numbers | At&t Local... |
| 720-397-#### | Denver | Landline Numbers | At&t Local... |
| 720-398-#### | Denver | Wireless Numbers | Leap Wireless Intl, ... |
| 720-399-#### | Denver | Landline Numbers | Level 3 Communicatio... |
| 720-400-#### | Englewood | Wireless Numbers | T-mobile Usa, Inc.... |
| 720-401-#### | Denver | Wireless Numbers | T-mobile Usa, Inc.... |
| 720-402-#### | Denver | Landline Numbers | Eschelon Telecom Of ... |
| 720-404-#### | Denver | Wireless Numbers | Leap Wireless Intl, ... |
| 720-406-#### | Denver | Landline Numbers | Qwest Corporation... |
| 720-407-#### | Denver | Landline Numbers | Cbeyond Communicatio... |
| 720-408-#### | Brighton | Landline Numbers | Bandwidth.com Clec, ... |
| 720-409-#### | Denver | Landline Numbers | Mcleodusa Telecommun... |
| 720-412-#### | Denver | Wireless Numbers | New Cingular Wireles... |
| 720-413-#### | Denver | Wireless Numbers | Cellco Partnership D... |
| 720-414-#### | Lyons | Landline Numbers | Level 3 Communicatio... |
| 720-415-#### | Denver | Wireless Numbers | Cellco Partnership D... |
| 720-420-#### | Denver | Landline Numbers | Level 3 Communicatio... |
| 720-421-#### | Denver | Wireless Numbers | T-mobile Usa, Inc.... |
| 720-422-#### | Denver | Wireless Numbers | Leap Wireless Intl, ... |
| 720-423-#### | Denver | Landline Numbers | Qwest Corporation... |
| 720-424-#### | Denver | Landline Numbers | Qwest Corporation... |
Area Code 720 Introduction
| Area Code: | 720 |
| Country: | United States |
| State/Province: | Colorado - CO |
| Major City: | Denver |
| Time Zone: | Mountain |
| Average property | $216K |
| Average age | 49 y/o |
| Average assets | $41.5K |
| Population density | 104,094 sq mi (269,837 km2) |
| Population | 5,540,545 |
| latitude Longitude: | |
| 37°N to 41°N / 102°03'W to 109°03'W | |
| About 720 : | |
| The 720 Area Code (or Area Code 720) is located in the state of CO. Area Code 720 is one of the 269 3-digit telephone area codes in the USA. It covers roughly 1.11 million unique phone numbers and 2.33 million individuals near the city of Denver Area code 720 was put into service. Area code 720 is an overlay of area code 303. |
|
| Major cities or places | |
| Aurora, CO>Boulder, CO>Brighton, CO>Broomfield, CO>Castle Rock, CO>Castlewood, CO>Columbine, CO>Commerce City, CO>Denver, CO>Englewood, CO>Highlands Ranch, CO>Ken Caryl, CO>Lafayette, CO>Lakewood, CO>Littleton, CO>Longmont, CO>Loveland, CO>Northglenn, CO>Parker, CO>Southglenn, CO>Thornton, CO>Westminster, CO>Wheat Ridge, CO | |