| | | Fremont County | CO | 08043 | | Cañon City, CO 15860 | Pueblo-Cañon City, CO 444 | Central | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=FremontCounty+CO |
| | | Pueblo County | CO | 08101 | | Pueblo, CO 39380 | Pueblo-Cañon City, CO 444 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=PuebloCounty+CO |
| | | Eagle County | CO | 08037 | | Edwards, CO 20780 | Edwards-Rifle, CO 233 | Central | nonmetro county (rural) | recreation | https://maps.google.com/?q=EagleCounty+CO |
| | | Garfield County | CO | 08045 | | Rifle, CO 40090 | Edwards-Rifle, CO 233 | Central | nonmetro county (rural) | mining-dependent | https://maps.google.com/?q=GarfieldCounty+CO |
| | | Pitkin County | CO | 08097 | | Rifle, CO 40090 | Edwards-Rifle, CO 233 | Outlying | nonmetro county (rural) | recreation | https://maps.google.com/?q=PitkinCounty+CO |
| | | Adams County | CO | 08001 | | Denver-Aurora-Centennial,
CO 19740 | Denver-Aurora-Greeley, CO 216 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=AdamsCounty+CO |
| | | Arapahoe County | CO | 08005 | | Denver-Aurora-Centennial,
CO 19740 | Denver-Aurora-Greeley, CO 216 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=ArapahoeCounty+CO |
| | | Boulder County | CO | 08013 | | Boulder, CO 14500 | Denver-Aurora-Greeley, CO 216 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=BoulderCounty+CO |
| | | Broomfield County | CO | 08014 | | Denver-Aurora-Centennial,
CO 19740 | Denver-Aurora-Greeley, CO 216 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=BroomfieldCounty+CO |
| | | Clear Creek County | CO | 08019 | | Denver-Aurora-Centennial,
CO 19740 | Denver-Aurora-Greeley, CO 216 | Outlying | metro county (urban) | mining-dependent | https://maps.google.com/?q=ClearCreekCounty+CO |
