| Ocracoke Island | SE Hyde County, one of the Outer Banks. Approx. 17 mi. long. See also Croatoan Island; Wococon Island. |
| Ocracoke Township | SE Hyde County on the Outer Banks. |
| Odam Millpond | SW Wayne County on Thoroughfare Swamp. |
| Odamsville | See Faisons Old Tavern. |
| Odear Cove | E Swain County on the head of Wesser Creek. |
| Odell | community in E Warren County S of Little Fishing Creek. Post office est. there in 1892 but discontinued in 1914. |
| Odell Mill | See Forest Hill. |
| Odell School Township | former township in NW Cabarrus County, now township no. 3. Once known as Deweese Township. |
| Odessa | community in W Pender County served by post office, 1891-1905. |
| Off Island | approx. ½ mi. in diameter, lies off S Bodie Island in Roanoke Sound, E Dare County. Separated from Bodie Island by Blossie Creek. |