| | Rankin County | MS | 28121 | | Jackson, MS 27140 | Jackson-Vicksburg-Brookhaven,
MS 298 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=RankinCounty+MS |
| | Scott County | MS | 28123 | | Jackson, MS 27140 | Jackson-Vicksburg-Brookhaven,
MS 298 | Outlying | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=ScottCounty+MS |
| | Sharkey County | MS | 28125 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=SharkeyCounty+MS |
| | Simpson County | MS | 28127 | | Jackson, MS 27140 | Jackson-Vicksburg-Brookhaven,
MS 298 | Outlying | metro county (urban) | nonspecialized | https://maps.google.com/?q=SimpsonCounty+MS |
| | Smith County | MS | 28129 | | | | | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=SmithCounty+MS |
| | Stone County | MS | 28131 | | Gulfport-Biloxi, MS 25060 | | Outlying | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=StoneCounty+MS |
| | Sunflower County | MS | 28133 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=SunflowerCounty+Mississippi |
| | Tallahatchie County | MS | 28135 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=TallahatchieCounty+MS |
| | Tate County | MS | 28137 | | Memphis, TN-MS-AR 32820 | Memphis-Clarksdale-Forrest
City, TN-MS-AR 368 | Outlying | metro county (urban) | nonspecialized | https://maps.google.com/?q=TateCounty+MS |
| | Tippah County | MS | 28139 | | | | | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=TippahCounty+MS |