Post Offices List in Alleghany County, North Carolina:
| Ennice Post Office | 2529 Barrett Rd, Ennice, NC 28623 |
| Glade Valley Post Office | 18 Glade Valley Church Rd, Glade Valley, NC 28627 |
| Laurel Springs Post Office | 12533 Nc Highway 18 S, Laurel Springs, NC 28644 |
| Roaring Gap Post Office | 11370 Us Highway 21 S, Roaring Gap, NC 28668 |
| Sparta Post Office | 79 S Grayson St, Sparta, NC 28675 |
| Piney Creek Post Office | 4216 Piney Post Office Rd, Piney Creek, NC 28663 |