| Oaks | community in SW Orange County on Cane Creek. Site of an academy as early as 1829. The Bingham School operated there, 1844-65. |
| Oaks Knob | W Avery County. |
| Oakview | community in SW Guilford County adjacent to High Point. A portion of High Point was formerly a part of the Oakview community. |
| Oakville | community in N Franklin County. |
| Oakville | community in N Warren County between Hawtree Creek and Sixpound Creek. A post office est. there in 1872 was discontinued in 1907. |
| Oakwood Acres | community in S Davidson County on High Rock Lake. |
| Oakwoods | community in S Wilkes County between Cub Creek and East Prong Cub Creek. Settled by several Scottish families. |
| Oaky Mountain | NE Chatham County. |
| Obadiah Cove | W Graham County between Fork Ridge and Hooper Mill Creek. |
| Obadiah Gap | on Horse Cove Ridge in W Graham County. |