Area Code/County,Count
303  Colorado,23018
719  Colorado,8840
720  Colorado,9858
970  Colorado,8507
Adams Colorado,4587
Alamosa Colorado,162
Arapahoe Colorado,8686
Archuleta Colorado,150
Baca Colorado,35
Bent Colorado,37
Boulder Colorado,5416
Broomfield Colorado,1539
Chaffee Colorado,270
Cheyenne Colorado,1
Clear Creek Colorado,96
Conejos Colorado,41
Costilla Colorado,8
Crowley Colorado,11
Custer Colorado,78
Delta Colorado,377
Denver Colorado,10654
Dolores Colorado,7
Douglas Colorado,5842
Eagle Colorado,674
El Paso Colorado,9060
Elbert Colorado,217
Fremont Colorado,461
Garfield Colorado,529
Gilpin Colorado,66
Grand Colorado,183
Gunnison Colorado,314
Hinsdale Colorado,1
Huerfano Colorado,55
Jackson Colorado,6
Jefferson Colorado,10090
Kiowa Colorado,11
Kit Carson Colorado,38
La Plata Colorado,666
Lake Colorado,86
Larimer Colorado,6109
Las Animas Colorado,78
Lincoln Colorado,88
Logan Colorado,95
Mesa Colorado,2390
Mineral Colorado,13
Moffat Colorado,47
Montezuma Colorado,517
Montrose Colorado,465
Morgan Colorado,425
"No Zip Code Reported, Colorado",702
Otero Colorado,124
Ouray Colorado,108
Park Colorado,276
Phillips Colorado,15
Pitkin Colorado,496
Prowers Colorado,55
Pueblo Colorado,1017
Rio Blanco Colorado,44
Rio Grande Colorado,186
Routt Colorado,386
Saguache Colorado,124
San Juan Colorado,52
San Miguel Colorado,116
Sedgwick Colorado,2
Summit Colorado,480
Teller Colorado,305
Washington Colorado,6
Weld Colorado,4168
Yuma Colorado,43