| | | DeKalb County | AL | 01049 | | Fort Payne, AL 22840 | Huntsville-Decatur-Albertville,
AL-TN 290 | Central | not in metro; pop > 5k
< 20k; metro-adjacent | manufacturing-dependent | https://maps.google.com/?q=DeKalbCounty+AL |
| | | Lawrence County | AL | 01079 | | Decatur, AL 19460 | Huntsville-Decatur-Albertville,
AL-TN 290 | Outlying | in metro of < 250k | manufacturing-dependent | https://maps.google.com/?q=LawrenceCounty+AL |
| | | Limestone County | AL | 01083 | | Huntsville, AL 26620 | Huntsville-Decatur-Albertville,
AL-TN 290 | Central | in metro of > 250k
< 1m | federal/state
government-dependent | https://maps.google.com/?q=LimestoneCounty+AL |
| | | Lincoln County | TN | 47103 | | Fayetteville, TN 22190 | Huntsville-Decatur-Albertville,
AL-TN 290 | Central | not in metro; pop > 5k
< 20k; metro-adjacent | manufacturing-dependent | https://maps.google.com/?q=LincolnCounty+TN |
| | | Madison County | AL | 01089 | | Huntsville, AL 26620 | Huntsville-Decatur-Albertville,
AL-TN 290 | Central | in metro of > 250k
< 1m | federal/state
government-dependent | https://maps.google.com/?q=MadisonCounty+AL |
| | | Marshall County | AL | 01095 | | Albertville, AL 10700 | Huntsville-Decatur-Albertville,
AL-TN 290 | Central | not in metro; pop
>20k; metro-adjacent | manufacturing-dependent | https://maps.google.com/?q=MarshallCounty+AL |
| | | Morgan County | AL | 01103 | | Decatur, AL 19460 | Huntsville-Decatur-Albertville,
AL-TN 290 | Central | in metro of < 250k | manufacturing-dependent | https://maps.google.com/?q=MorganCounty+AL |
