Post Offices List in Southport City, North Carolina:
| Southport Post Office | 206 E Nash St, Southport, NC 28461 |
| Southport Annex Post Office | 4580 Long Beach Rd Se, Southport, NC 28461 |
| Southport Post Office | 206 E Nash St, Southport, NC 28461 |
| Southport Annex Post Office | 4580 Long Beach Rd Se, Southport, NC 28461 |