| Castagneto Carducci to Mendota Heights (Minnesota) | 4,760.53 mi (7,661.33 km) |
| Castagneto Carducci to Menifee (California) | 6,188.05 mi (9,958.70 km) |
| Castagneto Carducci to Menlo Park (California) | 6,126.98 mi (9,860.42 km) |
| Castagneto Carducci to Menomonee Falls (Wisconsin) | 4,644.56 mi (7,474.70 km) |
| Castagneto Carducci to Menomonie (Wisconsin) | 4,714.17 mi (7,586.73 km) |
| Castagneto Carducci to Mentor (Ohio) | 4,429.76 mi (7,129.01 km) |
| Castagneto Carducci to Mequon (Wisconsin) | 4,635.37 mi (7,459.90 km) |
| Castagneto Carducci to Merced (California) | 6,086.08 mi (9,794.59 km) |
| Castagneto Carducci to Mercedes (Texas) | 5,847.04 mi (9,409.91 km) |
| Castagneto Carducci to Mercer Island (Washington) | 5,540.74 mi (8,916.96 km) |
| Castagneto Carducci to Mercerville (New Jersey) | 4,202.03 mi (6,762.52 km) |
| Castagneto Carducci to Meriden (Connecticut) | 4,070.00 mi (6,550.04 km) |
| Castagneto Carducci to Meridian (Idaho) | 5,605.94 mi (9,021.89 km) |
| Castagneto Carducci to Meridian (Mississippi) | 5,148.47 mi (8,285.66 km) |
| Castagneto Carducci to Merriam (Kansas) | 5,089.82 mi (8,191.27 km) |
