| | | Stanly County | NC | 37167 | | Albemarle, NC 10620 | Charlotte-Concord, NC-SC 172 | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=StanlyCounty+NC |
| | | Stokes County | NC | 37169 | | Winston-Salem, NC 49180 | Greensboro--Winston-Salem--High
Point, NC 268 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=StokesCounty+NC |
| | | Surry County | NC | 37171 | | Mount Airy, NC 34340 | Greensboro--Winston-Salem--High
Point, NC 268 | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=SurryCounty+NC |
| | | Transylvania County | NC | 37175 | | Brevard, NC 14820 | Asheville-Waynesville-Brevard,
NC 120 | Central | nonmetro county (rural) | recreation | https://maps.google.com/?q=TransylvaniaCounty+NC |
| | | Union County | NC | 37179 | | Charlotte-Concord-Gastonia,
NC-SC 16740 | Charlotte-Concord, NC-SC 172 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=UnionCounty+NC |
| | | Vance County | NC | 37181 | | Henderson, NC 25780 | Raleigh-Durham-Cary, NC 450 | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=VanceCounty+NC |
| | | Wake County | NC | 37183 | | Raleigh-Cary, NC 39580 | Raleigh-Durham-Cary, NC 450 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=WakeCounty+NC |
| | | Watauga County | NC | 37189 | | Boone, NC 14380 | | Central | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=WataugaCounty+NC |
| | | Wayne County | NC | 37191 | | Goldsboro, NC 24140 | | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=WayneCounty+NC |
| | | Wilkes County | NC | 37193 | | North Wilkesboro, NC 35900 | | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=WilkesCounty+NC |
