| | Hickman County | KY | 21105 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=HickmanCounty+KY |
| | Lewis County | KY | 21135 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=LewisCounty+KY |
| | McLean County | KY | 21149 | | Owensboro, KY 36980 | | Outlying | metro county (urban) | farm-dependent | https://maps.google.com/?q=McLeanCounty+KY |
| | Monroe County | KY | 21171 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=MonroeCounty+KY |
| | Nicholas County | KY | 21181 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=NicholasCounty+KY |
| | Owen County | KY | 21187 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=OwenCounty+KY |
| | Spencer County | KY | 21215 | | Louisville/Jefferson
County, KY-IN 31140 | Louisville/Jefferson
County--Elizabethtown,
KY-IN 350 | Outlying | metro county (urban) | farm-dependent | https://maps.google.com/?q=SpencerCounty+KY |
| | Todd County | KY | 21219 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=ToddCounty+KY |
| | Trimble County | KY | 21223 | | | | | metro county (urban) | farm-dependent | https://maps.google.com/?q=TrimbleCounty+KY |
| | Breathitt County | KY | 21025 | | | | | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=BreathittCounty+KY |