| | Baca County | CO | 08009 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=BacaCounty+CO |
| | Bent County | CO | 08011 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=BentCounty+CO |
| | Cheyenne County | CO | 08017 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=CheyenneCounty+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 |
| | Dolores County | CO | 08033 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=DoloresCounty+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 |
| | Jackson County | CO | 08057 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=JacksonCounty+CO |
| | Kiowa County | CO | 08061 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=KiowaCounty+CO |
| | Kit Carson County | CO | 08063 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=KitCarsonCounty+CO |