| | | Benton County | MS | 28009 | | Memphis, TN-MS-AR 32820 | Memphis-Clarksdale-Forrest
City, TN-MS-AR 368 | Outlying | metro county (urban) | nonspecialized | https://maps.google.com/?q=BentonCounty+MS |
| | | Copiah County | MS | 28029 | | Jackson, MS 27140 | Jackson-Vicksburg-Brookhaven,
MS 298 | Outlying | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=CopiahCounty+MS |
| | | DeSoto County | MS | 28033 | | Memphis, TN-MS-AR 32820 | Memphis-Clarksdale-Forrest
City, TN-MS-AR 368 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=DeSotoCounty+MS |
| | | Forrest County | MS | 28035 | | Hattiesburg, MS 25620 | Hattiesburg-Laurel, MS 279 | Central | metro county (urban) | federal/state
government-dependent | https://maps.google.com/?q=ForrestCounty+MS |
| | | Hancock County | MS | 28045 | | Gulfport-Biloxi, MS 25060 | | Central | metro county (urban) | federal/state
government-dependent | https://maps.google.com/?q=HancockCounty+MS |
| | | Harrison County | MS | 28047 | | Gulfport-Biloxi, MS 25060 | | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=HarrisonCounty+MS |
| | | Hinds County | MS | 28049 | | Jackson, MS 27140 | Jackson-Vicksburg-Brookhaven,
MS 298 | Central | metro county (urban) | federal/state
government-dependent | https://maps.google.com/?q=HindsCounty+MS |
| | | Jackson County | MS | 28059 | | Gulfport-Biloxi, MS 25060 | | Outlying | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=JacksonCounty+MS |
| | | Lamar County | MS | 28073 | | Hattiesburg, MS 25620 | Hattiesburg-Laurel, MS 279 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=LamarCounty+MS |
| | | Madison County | MS | 28089 | | Jackson, MS 27140 | Jackson-Vicksburg-Brookhaven,
MS 298 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=MadisonCounty+MS |
