A- Akron, Alamosa, Antonito, Arvada, Aspen, Aurora, Avon
B- Bailey, Basalt, Bayfield, Bennett, Berthoud, Beulah, Blanca, Boncarbo, Boulder, Breckenridge, Brighton, Broomfield, Brush, Buena Vista, Burlington, Byers
C- Calhan, Canon City, Carbondale, Castle Rock, Cedaredge, Center, Cheraw, Clifton, Colorado Springs, Commerce City, Conifer, Cortez, Cotopaxi, Craig, Crested Butte
D- Dacono, Del Norte, Delta, Denver, Dillon, Divide, Dolores, Durango
E- Eads, Eagle, Eaton, Edwards, Elbert, Elizabeth, Englewood, Erie, Estes Park, Evans, Evergreen
F- Fairplay, Firestone, Florence, Florissant, Fort Collins, Fort Lupton, Fort Morgan, Fountain, Franktown, Fraser, Frederick, Frisco, Fruita
G- Glenwood Springs, Golden, Granby, Grand Junction, Grand Lake, Greeley, Gunnison, Gypsum
H- Hartsel, Hayden, Henderson, Holyoke, Hot Sulphur Springs, Hotchkiss, Hudson
I- Idaho Springs, Idledale, Indian Hills
J- Johnstown, Julesburg
K- Keenesburg, Kiowa, Kittredge, Kremmling
L- La Junta, La Salle, Lafayette, Lake George, Lakewood, Lamar, Laporte, Las Animas, Leadville, Limon, Littleton, Livermore, Longmont, Louisville, Loveland, Lyons
M- Mancos, Mead, Meeker, Mesa, Minturn, Monte Vista, Montrose, Monument, Morrison
N- Nederland, New Castle, Norwood, Nucla
O- Olathe, Ordway, Ovid
P- Pagosa Springs, Palisade, Palmer Lake, Paonia, Parachute, Parker, Parlin, Parshall, Penrose, Peyton, Pueblo
R- Rangely, Ridgway, Rifle, Rocky Ford, Rollinsville, Rye
S- Salida, Sedalia, Silt, Silverthorne, Snowmass, Snowmass Village, Somerset, Steamboat Springs, Sterling
T- Tabernash, Telluride, Thornton, Trinidad, Twin Lakes
V- Vail
W- Walsenburg, Watkins, Westcliffe, Westminster, Wheat Ridge, Wiggins, Windsor, Woodland Park
Y- Yuma