| | Carlisle County | KY | 21039 | | Paducah, KY-IL 37140 | Paducah-Mayfield, KY-IL 424 | Outlying | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=CarlisleCounty+KY |
| | Ballard County | KY | 21007 | | Paducah, KY-IL 37140 | Paducah-Mayfield, KY-IL 424 | Outlying | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=BallardCounty+KY |
| | Livingston County | KY | 21139 | | Paducah, KY-IL 37140 | Paducah-Mayfield, KY-IL 424 | Outlying | nonmetro county (rural) | mining-dependent | https://maps.google.com/?q=LivingstonCounty+KY |
| | Graves County | KY | 21083 | | Mayfield, KY 32460 | Paducah-Mayfield, KY-IL 424 | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=GravesCounty+KY |
| | McCracken County | KY | 21145 | | Paducah, KY-IL 37140 | Paducah-Mayfield, KY-IL 424 | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=McCrackenCounty+KY |
| | Massac County | IL | 17127 | | Paducah, KY-IL 37140 | Paducah-Mayfield, KY-IL 424 | Outlying | nonmetro county (rural) | recreation | https://maps.google.com/?q=MassacCounty+IL |