| | Calhoun County | SC | 45017 | | Columbia, SC 17900 | Columbia-Orangeburg-Newberry,
SC 192 | Outlying | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=CalhounCounty+SC |
| | Fairfield County | SC | 45039 | | Columbia, SC 17900 | Columbia-Orangeburg-Newberry,
SC 192 | Outlying | metro county (urban) | nonspecialized | https://maps.google.com/?q=FairfieldCounty+SC |
| | Kershaw County | SC | 45055 | | Columbia, SC 17900 | Columbia-Orangeburg-Newberry,
SC 192 | Outlying | metro county (urban) | nonspecialized | https://maps.google.com/?q=KershawCounty+SC |
| | Lexington County | SC | 45063 | | Columbia, SC 17900 | Columbia-Orangeburg-Newberry,
SC 192 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=LexingtonCounty+SC |
| | Richland County | SC | 45079 | | Columbia, SC 17900 | Columbia-Orangeburg-Newberry,
SC 192 | Central | metro county (urban) | federal/state
government-dependent | https://maps.google.com/?q=RichlandCounty+SC |
| | Saluda County | SC | 45081 | | Columbia, SC 17900 | Columbia-Orangeburg-Newberry,
SC 192 | Outlying | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=SaludaCounty+SC |