| Zip Area |
Cities |
| 800xx |
Arvada, Aurora, Broomfield, Commerce City, Dupont, Eldorado Springs, Lafayette, Louisville, Westminster, Wheat Ridge |
| 801xx |
Agate, Bennett, Byers, Castle Rock, Deer Trail, Elbert, Elizabeth, Englewood, Franktown, Kiowa, Larkspur, Littleton, Louviers, Monument, Palmer Lake, Parker, Sedalia, Strasburg, Watkins |
| 802xx |
Denver |
| 803xx |
Boulder |
| 804xx |
Alma, Bailey, Black Hawk, Bond, Breckenridge, Buffalo Creek, Burns, Central City, Clark, Climax, Coalmont, Como, Conifer, Cowdrey, Dillon, Dumont, Empire, Evergreen, Fairplay, Fraser, Frisco, Georgetown, Golden, Granby, Grand Lake, Grant, Hartsel, Hot Sulphur Springs, Idaho Springs, Idledale, Indian Hills, Jamestown, Jefferson, Kittredge, Kremmling, Leadville, Mc Coy, Morrison, Nederland, Oak Creek, Parshall, Phippsburg, Pine, Pinecliffe, Rand, Rollinsville, Shawnee, Silver Plume, Silverthorne, Steamboat Springs, Tabernash, Toponas, Walden, Ward, Winter Park, Yampa |
| 805xx |
Allenspark, Bellvue, Berthoud, Dacono, Drake, Erie, Estes Park, Firestone, Fort Collins, Frederick, Glen Haven, Hygiene, Johnstown, Laporte, Livermore, Longmont, Loveland, Lyons, Masonville, Mead, Milliken, Niwot, Red Feather Lakes, Severance, Timnath, Wellington, Windsor |
| 806xx |
Ault, Briggsdale, Brighton, Carr, Eastlake, Eaton, Evans, Fort Lupton, Galeton, Gilcrest, Gill, Greeley, Henderson, Hudson, Keenesburg, Kersey, La Salle, Lucerne, Nunn, Orchard, Pierce, Platteville, Roggen, Weldona, Wiggins |
| 807xx |
Akron, Amherst, Atwood, Brush, Crook, Eckley, Fleming, Fort Morgan, Grover, Haxtun, Hereford, Hillrose, Holyoke, Idalia, Iliff, Julesburg, Lindon, Log Lane Village, Merino, New Raymer, Otis, Ovid, Padroni, Paoli, Peetz, Sedgwick, Snyder, Sterling, Stoneham, Vernon, Woodrow, Wray, Yuma |
| 808xx |
Anton, Arapahoe, Arriba, Bethune, Burlington, Calhan, Cascade, Cheyenne Wells, Cope, Cripple Creek, Divide, Flagler, Florissant, Fountain, Genoa, Green Mountain Falls, Guffey, Hugo, Joes, Karval, Kirk, Kit Carson, Lake George, Limon, Manitou Springs, Matheson, Peyton, Ramah, Rush, Seibert, Simla, Stratton, U S A F Academy, Victor, Vona, Wild Horse, Woodland Park, Yoder |
| 809xx |
Colorado Springs |
| 810xx |
Aguilar, Arlington, Avondale, Beulah, Boncarbo, Boone, Branson, Campo, Cheraw, Colorado City, Crowley, Eads, Fort Lyon, Fowler, Gardner, Granada, Gulnare, Hartman, Hasty, Haswell, Hoehne, Holly, Kim, La Junta, La Veta, Lamar, Las Animas, Manzanola, Mc Clave, Model, Olney Springs, Ordway, Pritchett, Pueblo, Rocky Ford, Rye, Sheridan Lake, Springfield, Starkville, Sugar City, Swink, Trinchera, Trinidad, Two Buttes, Vilas, Walsenburg, Walsh, Weston, Wiley |
| 811xx |
Alamosa, Antonito, Arboles, Bayfield, Blanca, Capulin, Center, Chama, Chimney Rock, Chromo, Conejos, Creede, Crestone, Del Norte, Fort Garland, Garcia, Homelake, Hooper, Ignacio, Jaroso, La Jara, Manassa, Moffat, Monte Vista, Mosca, Pagosa Springs, Romeo, Saguache, San Luis, San Pablo, Sanford, South Fork, Villa Grove |
| 812xx |
Almont, Buena Vista, Canon City, Cimarron, Coal Creek, Coaldale, Cotopaxi, Crested Butte, Florence, Granite, Gunnison, Hillside, Howard, Lake City, Monarch, Nathrop, Ohio City, Parlin, Penrose, Pitkin, Poncha Springs, Powderhorn, Rockvale, Salida, Sargents, Twin Lakes, Westcliffe, Wetmore |
| 813xx |
Cahone, Cortez, Dolores, Dove Creek, Durango, Egnar, Hesperus, Lewis, Mancos, Marvel, Mesa Verde National Park, Pleasant View, Rico, Towaoc, Yellow Jacket |
| 814xx |
Austin, Bedrock, Cedaredge, Cory, Crawford, Delta, Eckert, Hotchkiss, Lazear, Maher, Montrose, Naturita, Norwood, Nucla, Olathe, Ophir, Ouray, Paonia, Paradox, Placerville, Redvale, Ridgway, Silverton, Somerset, Telluride |
| 815xx |
Clifton, Fruita, Gateway, Glade Park, Grand Junction, Loma, Mack, Palisade, Whitewater |
| 816xx |
Aspen, Avon, Basalt, Battlement Mesa, Carbondale, Collbran, Craig, De Beque, Dinosaur, Eagle, Edwards, Glenwood Springs, Gypsum, Hamilton, Hayden, Maybell, Meeker, Meredith, Mesa, Minturn, Molina, New Castle, Parachute, Rangely, Red Cliff, Rifle, Silt, Slater, Snowmass, Snowmass Village, Vail, Wolcott, Woody Creek |
