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Region Carrier Name:Colorado
This is the United States Region Carrier Name:Colorado Area Code Database page list. You can click the title to browse the detail information.
| City | National Destination Code | Sn from | Sn to | Number Type |
|---|---|---|---|---|
| Denver | 720 | 7990000 | 7990999 | G |
| Denver | 720 | 7991000 | 7991999 | G |
| Denver | 720 | 7992000 | 7992999 | G |
| Brighton | 720 | 8350000 | 8350999 | G |
| Brighton | 720 | 8351000 | 8351999 | G |
| Brush | 970 | 2894000 | 2894999 | G |
| Brush | 970 | 2895000 | 2895999 | G |
| Fort Collins | 970 | 2947000 | 2947999 | G |
| Aspen | 970 | 3006000 | 3006999 | G |
| Aspen | 970 | 3151000 | 3151999 | G |
| Aspen | 970 | 3156000 | 3156999 | G |
| Aspen | 970 | 3158000 | 3158999 | G |
| Aspen | 970 | 3159000 | 3159999 | G |
| Greeley | 970 | 4000000 | 4000999 | G |
| Greeley | 970 | 4008000 | 4008999 | G |
| Greeley | 970 | 4009000 | 4009999 | G |
| Johnstown-Milliken | 970 | 4082000 | 4082999 | G |
| Johnstown-Milliken | 970 | 4083000 | 4083999 | G |
| Kremmling | 970 | 4102000 | 4102999 | G |
| Kremmling | 970 | 4103000 | 4103999 | G |
| Fort Morgan | 970 | 4277000 | 4277999 | G |
| Fraser | 970 | 4473000 | 4473999 | G |
| Fraser | 970 | 4474000 | 4474999 | G |
| Greeley | 970 | 4510000 | 4510999 | G |
| Julesburg | 970 | 4633000 | 4633999 | G |
| Julesburg | 970 | 4638000 | 4638999 | G |
| Vail | 970 | 4708000 | 4708999 | G |
| Vail | 970 | 4717000 | 4717999 | G |
| Weldona | 970 | 5002000 | 5002999 | G |
| Weldona | 970 | 5003000 | 5003999 | G |
| Hot Sulphur Springs | 970 | 5172000 | 5172999 | G |
| Hot Sulphur Springs | 970 | 5173000 | 5173999 | G |
| Berthoud | 970 | 5284000 | 5284999 | G |
| Berthoud | 970 | 5285000 | 5285999 | G |
| New Castle | 970 | 5362000 | 5362999 | G |
| New Castle | 970 | 5363000 | 5363999 | G |
| Estes Park | 970 | 5914000 | 5914999 | G |
| Estes Park | 970 | 5915000 | 5915999 | G |
| Platteville | 970 | 5982000 | 5982999 | G |
| Platteville | 970 | 5983000 | 5983999 | G |
| Yampa | 970 | 6362000 | 6362999 | G |
| Yampa | 970 | 6363000 | 6363999 | G |
| Hillrose | 970 | 6590000 | 6590999 | G |
| Hillrose | 970 | 6591000 | 6591999 | G |
| Loveland | 970 | 6993000 | 6993999 | G |
| Loveland | 970 | 6994000 | 6994999 | G |
| Aspen | 970 | 7104000 | 7104999 | G |
| Aspen | 970 | 7105000 | 7105999 | G |
| Basalt | 970 | 7183000 | 7183999 | G |
| Basalt | 970 | 7184000 | 7184999 | G |
| Mead | 970 | 7210000 | 7210999 | G |
| Mead | 970 | 7211000 | 7211999 | G |
| Aspen | 970 | 7407000 | 7407999 | G |
| Aspen | 970 | 7408000 | 7408999 | G |
| Fort Morgan | 970 | 7470000 | 7470999 | G |
| Fort Morgan | 970 | 7471000 | 7471999 | G |
| Fort Morgan | 970 | 7472000 | 7472999 | G |
| Dillon | 970 | 7606000 | 7606999 | G |
| Dillon | 970 | 7607000 | 7607999 | G |
| Steamboat Springs | 970 | 7614000 | 7614999 | G |
| Steamboat Springs | 970 | 7616000 | 7616999 | G |
| Sterling | 970 | 7624000 | 7624999 | G |
| Sterling | 970 | 7626000 | 7626999 | G |
| Breckenridge | 970 | 7717000 | 7717999 | G |
| Breckenridge | 970 | 7718000 | 7718999 | G |
| Gilcrest | 970 | 7720000 | 7720999 | G |
| Gilcrest | 970 | 7721000 | 7721999 | G |
| Grand Lake | 970 | 7984000 | 7984999 | G |
| Greeley | 970 | 8153000 | 8153999 | G |
| Fort Collins | 970 | 8294000 | 8294999 | G |
| Fort Collins | 970 | 8295000 | 8295999 | G |
| Windsor | 970 | 8332000 | 8332999 | G |
| Windsor | 970 | 8334000 | 8334999 | G |
| La Salle | 970 | 8660000 | 8660999 | G |
| La Salle | 970 | 8661000 | 8661999 | G |
| Oak Creek | 970 | 8907000 | 8907999 | G |
| Oak Creek | 970 | 8908000 | 8908999 | G |
| Fort Collins | 970 | 9000000 | 9000999 | G |
| Fort Collins | 970 | 9001000 | 9001999 | G |
| Fort Collins | 970 | 9002000 | 9002999 | G |
| Fort Collins | 970 | 9003000 | 9003999 | G |
| Fort Collins | 970 | 9004000 | 9004999 | G |
| Fort Collins | 970 | 9005000 | 9005999 | G |
| Fort Collins | 970 | 9006000 | 9006999 | G |
| Fort Collins | 970 | 9007000 | 9007999 | G |
| Fort Collins | 970 | 9008000 | 9008999 | G |
| Fort Collins | 970 | 9009000 | 9009999 | G |
| Aspen | 970 | 9241000 | 9241999 | G |
| Glenwood Springs | 970 | 9303000 | 9303999 | G |
| Glenwood Springs | 970 | 9304000 | 9304999 | G |
| Eaton | 970 | 9720000 | 9720999 | G |
| Eaton | 970 | 9721000 | 9721999 | G |
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