About Colorado Area Code 970
The 970 area code includes Colorado cities Aspen, Berthoud, Carbondale, Clifton, Cortez, Craig, Dillon, Durango, Estes Park, Fort Collins, Fort Morgan, Frisco, Grand Junction, Greeley, Gunnison, Lake City, Loveland, Montrose, Pagosa Springs, Rifle, Seibert, Silverton, Steamboat Springs, Sterling, Telluride, Vail, Vona, Wiggins, Winter Park, Yuma, Mesa Verde N.P., Rocky Mountain N.P..Nearby area codes are 303, 307, 308, 435, 505, 719 and 720.
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