| | | Meigs County | TN | 47121 | | Athens, TN 11940 | Chattanooga-Cleveland-Dalton,
TN-GA-AL 174 | Outlying | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=MeigsCounty+TN |
| | | Monroe County | TN | 47123 | | | | | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=MonroeCounty+TN |
| | | Montgomery County | TN | 47125 | | Clarksville, TN-KY 17300 | | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=MontgomeryCounty+TN |
| | | Moore County | TN | 47127 | | Tullahoma-Manchester, TN 46100 | Nashville-Davidson--Murfreesboro,
TN 400 | Outlying | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=MooreCounty+TN |
| | | Morgan County | TN | 47129 | | Knoxville, TN 28940 | Knoxville-Morristown-Sevierville,
TN 315 | Outlying | metro county (urban) | federal/state
government-dependent | https://maps.google.com/?q=MorganCounty+TN |
| | | Obion County | TN | 47131 | | Union City, TN 46460 | Union City-Martin, TN 542 | Central | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=ObionCounty+Tennessee |
| | | Overton County | TN | 47133 | | Cookeville, TN 18260 | | Outlying | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=OvertonCounty+TN |
| | | Perry County | TN | 47135 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=PerryCounty+TN |
| | | Pickett County | TN | 47137 | | | | | nonmetro county (rural) | recreation | https://maps.google.com/?q=PickettCounty+TN |
| | | Polk County | TN | 47139 | | Cleveland, TN 17420 | Chattanooga-Cleveland-Dalton,
TN-GA-AL 174 | Outlying | metro county (urban) | recreation | https://maps.google.com/?q=PolkCounty+TN |
