| Mill Run | rises in central Onslow County and flows NE into Southwest Creek. See also Troublesome Creek. |
| Mill Shoal Ridge | W Avery County. |
| Mill Spring | town in central Polk County. Inc. 1885 as Mills Spring, but long inactive in municipal affairs. Named for a son of William Mills, pioneer settler. Alt. 1,017. |
| Mill Station Creek | rises in NW Transylvania County and flows SE into Court House Creek. |
| Mill Stone Creek | rises in N Richmond County and flows SW into Rocky Fork Creek. |
| Mill Swamp | rises in SE Bertie County and flows NE into Roquist Creek. |
| Mill Swamp | rises in S Duplin County and flows S into Little Rockfish Creek. |
| Mill Swamp | rises in NW Onslow County and flows SE into New River. |
| Mill Swamp | rises in NE Sampson County and flows SW into Six Runs Creek. |
| Mill Swamp | rises in SE Sampson County and flows NE along the Duplin-Sampson County line and into Doctors Creek on the Duplin-Pender county line. |