| Luck | community in SW Madison County on Spring Creek. |
| Lucknow | See Dunn. |
| Lucks Island | appears on the Comberford map, 1657, as the present Currituck Banks, E Currituck County. It was mentioned as the N limits of Carolina in the charter granted in 1663 to the 8 Lords Proprietors. See also Currituck Banks; Croatamung. |
| Lucy Branch | rises in S Lenoir County and flows NE into Spring Branch. |
| Luftee Gap | N Swain County in Great Smoky Mountains on Thomas Ridge, lat. 35°36'30" N., long. 83°26'23" W. Alt. approx. 5,200. |
| Luftee Knob | on Haywood-Swain county line in Great Smoky Mountains National Park near lat. 35°41'34" N., long. 83°10'30" W., between Balsam Corner and Mount Sterling Ridge. Alt. 6,216. |
| Lukens | former community in N Carteret County. Abandoned following a severe storm in 1933. Church, houses, and school moved across South River to the communities of South River and Merrimon. Named for the Lukens family. |
| Lul | community in E Wake County. |
| Lumbee River | See Lumber River. |
| Lumber Bridge | across Cashie River in central Bertie County. Appears on the Collet map, 1770. The lumber bridge stood as late as 1833, and there is still a bridge across the river at the site. |