| Owensville | See Roseboro. |
| Owl Branch | rises in E Swain County near Rattlesnake Mountain and flows SW parallel to Adams Creek into Oconaluftee River. |
| Owl Creek | rises in N Cherokee County and flows SW into Hiwassee River. |
| Owl Creek Gap | N Cherokee County on Hanging Dog Mountain near the headwaters of Owl Creek. |
| Owl Knob | on the Jackson-Swain county line SW of Rattlesnake Mountain. |
| Owl Knob | N Macon County on Matlock Creek. |
| Owltown | community in SW Buncombe County N of Hooker Gap. |
| Ox Creek | rises in central Buncombe County and flows NW into Reems Creek. |
| Ox Pen Branch | rises in S central Brunswick County and flows SW into Skipper Branch. |
| Oxear Cove | W Haywood County on the head of Hyatt Creek. |