970 Area Code

Primary cities: Fort Collins, Greeley, Grand Junction, Loveland, Durango ... all cities

Cities: Akron, Allison, Anton, Aspen, Basalt, Bayfield, Berthoud, Breckenridge, Briggsdale, Brush, Carbondale, Cedaredge, Cimarron, Collbran, Cope, Cortez, Craig, Crawford, Crested Butte, Crook, De Beque, Delta, Denver, Dillon, Dinosaur, Dolores, Dove Creek, Durango, Eagle, Eaton, Eckert, Eckley, Edwards, Estes Park, Fleming, Fort Collins, Fort Morgan, Fraser, Fruita, Gateway, Gilcrest, Glenwood Springs, Granby, Grand Junction, Grand Lake, Greeley, Grover, Gunnison, Gypsum, Haxtun, Hayden, Hillrose, Holyoke, Hot Sulphur Springs, Hotchkiss, Idalia, Ignacio, Joes, Johnstown Milliken, Julesburg, Kirk, Kremmling, La Salle, Lake City, Lodore, Loveland, Mancos, Marvel, Maybell, Mccoy, Mead, Meeker, Mesa, Montrose, Naturita, New Castle, New Raymer, Norwood, Nucla, Nunn, Oak Creek, Olathe, Otis, Ouray, Pagosa Springs, Palisade, Paonia, Parachute, Paradox, Peetz, Platteville, Pleasant View, Rangely, Red Feather Lakes, Rico, Ridgway, Rifle, Silt, Silverton, Somerset, South Baggs, South Big Springs, South Cheyenne, South Laramie, South Sidney, Steamboat Springs, Sterling, Stoneham, Telluride, Vail, Vona Seibert, Walden, Weldona, West Venango, Wiggins, Willard, Windsor, Woodrow, Wray, Yampa, Yuma