A- Aguilar, Alamosa, Arvada, Aspen, Aurora
B- Berthoud, Beulah, Boulder, Breckenridge, Brighton, Broomfield, Brush, Buena Vista, Byers
C- Calhan, Canon City, Carbondale, Carr, Castle Rock, Clifton, Colorado Springs, Commerce City, Conifer, Cortez, Cotopaxi, Craig, Crawford, Crested Butte
D- Denver, Dillon, Divide, Durango
E- Eagle, Eaton, Edwards, Elbert, Elizabeth, Englewood, Erie, Evans, Evergreen
F- Fort Collins, Fort Lupton, Fort Morgan, Fountain, Frederick, Fruita
G- Gardner, Glen Haven, Glenwood Springs, Golden, Granby, Grand Junction, Grand Lake, Greeley
H- Haxtun, Hesperus, Holyoke, Hotchkiss
K- Kiowa, Kittredge
L- La Junta, La Salle, Lafayette, Lake City, Lakewood, Lamar, Larkspur, Littleton, Longmont, Louisville, Loveland
M- Manitou Springs, Manzanola, Meeker, Milliken, Monte Vista, Montrose, Monument, Morrison
N- Nederland, New Castle
O- Ordway
P- Pagosa Springs, Palisade, Palmer Lake, Paonia, Parker, Penrose, Peyton, Platteville, Pueblo
R- Ridgway, Rifle
S- Salida, San Luis, Sedalia, Silt, Silverthorne, Steamboat Springs, Sterling
T- Telluride, Thornton, Trinidad
W- Walsenburg, Wellington, Westminster, Weston, Wheat Ridge, Winter Park, Wolcott, Woodland Park