| Port Huron to Noblesville (Indiana) | 274.68 mi (442.06 km) |
| Port Huron to Nocatee (Florida) | 892.38 mi (1,436.15 km) |
| Port Huron to Nogales (Arizona) | 1,750.37 mi (2,816.95 km) |
| Port Huron to Nolensville (Tennessee) | 535.13 mi (861.21 km) |
| Port Huron to Norco (California) | 1,983.55 mi (3,192.21 km) |
| Port Huron to Norcross (Georgia) | 632.13 mi (1,017.31 km) |
| Port Huron to Norfolk (Nebraska) | 764.95 mi (1,231.06 km) |
| Port Huron to Norfolk (Virginia) | 532.67 mi (857.25 km) |
| Port Huron to Normal (Illinois) | 377.84 mi (608.07 km) |
| Port Huron to Norman (Oklahoma) | 959.76 mi (1,544.59 km) |
| Port Huron to Norridge (Illinois) | 283.22 mi (455.80 km) |
| Port Huron to Norristown (Pennsylvania) | 416.66 mi (670.54 km) |
| Port Huron to North Adams (Massachusetts) | 472.55 mi (760.49 km) |
| Port Huron to North Amityville (New York) | 490.36 mi (789.17 km) |
| Port Huron to North Arlington (New Jersey) | 453.39 mi (729.66 km) |
