| Port Huron to Luzzara | 4,354.55 mi (7,007.98 km) |
| Port Huron to Luzzi | 4,813.26 mi (7,746.20 km) |
| Port Huron to Macerata | 4,533.33 mi (7,295.69 km) |
| Port Huron to Macerata Campania | 4,660.40 mi (7,500.19 km) |
| Port Huron to Macomer | 4,464.22 mi (7,184.47 km) |
| Port Huron to Maddaloni | 4,666.60 mi (7,510.17 km) |
| Port Huron to Magenta | 4,262.72 mi (6,860.19 km) |
| Port Huron to Magione | 4,488.94 mi (7,224.25 km) |
| Port Huron to Maglie | 4,859.12 mi (7,820.01 km) |
| Port Huron to Magnago | 4,255.17 mi (6,848.04 km) |
| Port Huron to Malalbergo | 4,398.54 mi (7,078.76 km) |
| Port Huron to Malnate | 4,249.95 mi (6,839.64 km) |
| Port Huron to Malo | 4,355.88 mi (7,010.10 km) |
| Port Huron to Mandello del Lario | 4,262.81 mi (6,860.33 km) |
| Port Huron to Manduria | 4,826.35 mi (7,767.26 km) |
