| South River to Melzo | 4,051.89 mi (6,520.89 km) |
| South River to Mendicino | 4,569.10 mi (7,353.25 km) |
| South River to Menfi | 4,485.93 mi (7,219.41 km) |
| South River to Mentana | 4,310.36 mi (6,936.85 km) |
| South River to Merano | 4,088.13 mi (6,579.21 km) |
| South River to Merate | 4,046.21 mi (6,511.74 km) |
| South River to Mercato San Severino | 4,448.47 mi (7,159.12 km) |
| South River to Mercogliano | 4,442.24 mi (7,149.09 km) |
| South River to Mesagne | 4,589.68 mi (7,386.37 km) |
| South River to Messina | 4,581.42 mi (7,373.08 km) |
| South River to Mestre | 4,172.44 mi (6,714.90 km) |
| South River to Mestrino | 4,153.82 mi (6,684.93 km) |
| South River to Milan | 4,043.22 mi (6,506.93 km) |
| South River to Milazzo | 4,566.20 mi (7,348.58 km) |
| South River to Minerbio | 4,169.11 mi (6,709.54 km) |
