| Port Huron to Muro del Alcoy | 4,116.49 mi (6,624.84 km) |
| Port Huron to Naron | 3,604.66 mi (5,801.14 km) |
| Port Huron to Navalcarnero | 3,899.68 mi (6,275.93 km) |
| Port Huron to Navalmoral de la Mata | 3,843.70 mi (6,185.83 km) |
| Port Huron to Nerja | 4,034.24 mi (6,492.49 km) |
| Port Huron to Nigran | 3,619.72 mi (5,825.37 km) |
| Port Huron to Nijar | 4,103.96 mi (6,604.68 km) |
| Port Huron to Novelda | 4,116.24 mi (6,624.44 km) |
| Port Huron to Noya | 3,595.82 mi (5,786.91 km) |
| Port Huron to Nules | 4,089.36 mi (6,581.19 km) |
| Port Huron to Ocana | 3,934.75 mi (6,332.36 km) |
| Port Huron to Ogijares | 4,033.46 mi (6,491.22 km) |
| Port Huron to Oleiros | 3,604.00 mi (5,800.08 km) |
| Port Huron to Olesa de Montserrat | 4,117.11 mi (6,625.84 km) |
| Port Huron to Oliva | 4,125.48 mi (6,639.32 km) |
