| Altamahaw | community in W Alamance County on Haw River. Founded about 1860 with the establishment of a cotton gin there. Later the site of several textile mills. The community of Ossipee lies directly s. Name of Indian origin, meaning unknown. |
| Altamont | community in S Avery County. Name means high mountain. Thomas Wolfe adopted name for his fictitious Asheville in Look Homeward, Angel (1929). |
| Altamont Township | S Avery County. |
| Altan | community in S central Union County. Served by post office from 1890 to 1904. |
| Altapass | community in SE Mitchell County on Little Rose Creek. Alt. 2,623. |
| Alto | See Lasker. |
| Alum Knob | N Madison County between Alum Ridge and Shelton Laurel Creek. |
| Alum Knob | between Caney Fork and Tuckasegee River in central Jackson County. |
| Alum Ridge | NW Madison County parallel to Pounding Mill Branch. |
| Alum Spring | mineral waters in W Onslow County near Southwest Creek. |