A- Alamosa, Arvada, Aspen, Aurora, Avon
B- Basalt, Bayfield, Berthoud, Black Hawk, Boulder, Breckenridge, Brighton, Broomfield, Buena Vista
C- Canon City, Carbondale, Cascade, Castle Rock, Cedaredge, Clifton, Colorado Springs, Commerce City, Conifer, Cortez, Craig, Cripple Creek
D- Denver, Dillon, Dolores, Dumont, Durango
E- Eagle, Eaton, Edwards, Elizabeth, Empire, Englewood, Erie, Estes Park, Evans, Evergreen
F- Fairplay, Fort Collins, Fort Lupton, Fort Morgan, Fountain, Frisco, Fruita
G- Glenwood Springs, Golden, Granby, Grand Junction, Grand Lake, Greeley, Gunnison
H- Hot Sulphur Springs
I- Idaho Springs, Indian Hills
J- Johnstown
K- Kremmling
L- La Junta, Lafayette, Lakewood, Lamar, Leadville, Littleton, Longmont, Louisville, Loveland, Lyons
M- Manitou Springs, Meeker, Milliken, Monte Vista, Montrose, Monument, Morrison
N- Naturita, Nederland, New Castle
O- Oak Creek, Ouray
P- Pagosa Springs, Palisade, Palmer Lake, Parker, Penrose, Pueblo
R- Ridgway, Rifle, Rocky Ford
S- Salida, San Luis, Silverthorne, Silverton, South Fork, Steamboat Springs, Sterling, Strasburg
T- Telluride, Thornton, Trinidad
V- Vail, Victor
W- Walden, Wellington, Westcliffe, Westminster, Wheat Ridge, Wiggins, Windsor, Winter Park, Woodland Park, Wray