| | 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 |
| | Conejos County | CO | 08021 | | Alamosa, CO 10480 | | Outlying | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=ConejosCounty+CO |
| | Costilla County | CO | 08023 | | Alamosa, CO 10480 | | Outlying | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=CostillaCounty+CO |
| | Elbert County | CO | 08039 | | Denver-Aurora-Centennial,
CO 19740 | Denver-Aurora-Greeley, CO 216 | Outlying | metro county (urban) | farm-dependent | https://maps.google.com/?q=ElbertCounty+CO |
| | Gilpin County | CO | 08047 | | Denver-Aurora-Centennial,
CO 19740 | Denver-Aurora-Greeley, CO 216 | Outlying | metro county (urban) | recreation | https://maps.google.com/?q=GilpinCounty+CO |
| | Lake County | CO | 08065 | | Breckenridge, CO 14720 | | Outlying | nonmetro county (rural) | mining-dependent | https://maps.google.com/?q=LakeCounty+CO |
| | Moffat County | CO | 08081 | | Steamboat Springs, CO 44460 | | Outlying | nonmetro county (rural) | mining-dependent | https://maps.google.com/?q=MoffatCounty+Colorado |
| | Park County | CO | 08093 | | Denver-Aurora-Centennial,
CO 19740 | Denver-Aurora-Greeley, CO 216 | Outlying | metro county (urban) | recreation | https://maps.google.com/?q=ParkCounty+CO |
| | Pitkin County | CO | 08097 | | Rifle, CO 40090 | Edwards-Rifle, CO 233 | Outlying | nonmetro county (rural) | recreation | https://maps.google.com/?q=PitkinCounty+CO |
| | Teller County | CO | 08119 | | Colorado Springs, CO 17820 | | Outlying | metro county (urban) | recreation | https://maps.google.com/?q=TellerCounty+CO |