| Portage to Melzo | 4,442.15 mi (7,148.95 km) |
| Portage to Mendicino | 4,979.07 mi (8,013.04 km) |
| Portage to Menfi | 4,918.15 mi (7,915.00 km) |
| Portage to Mentana | 4,714.89 mi (7,587.88 km) |
| Portage to Merano | 4,463.73 mi (7,183.68 km) |
| Portage to Merate | 4,434.88 mi (7,137.26 km) |
| Portage to Mercato San Severino | 4,853.79 mi (7,811.41 km) |
| Portage to Mercogliano | 4,846.71 mi (7,800.02 km) |
| Portage to Mesagne | 4,985.13 mi (8,022.79 km) |
| Portage to Messina | 5,000.56 mi (8,047.62 km) |
| Portage to Mestre | 4,553.43 mi (7,328.03 km) |
| Portage to Mestrino | 4,536.70 mi (7,301.11 km) |
| Portage to Milan | 4,434.46 mi (7,136.57 km) |
| Portage to Milazzo | 4,986.37 mi (8,024.78 km) |
| Portage to Minerbio | 4,559.17 mi (7,337.28 km) |
