| Castleton to Massarosa | 878.50 mi (1,413.81 km) |
| Castleton to Matelica | 993.26 mi (1,598.50 km) |
| Castleton to Matera | 1,248.05 mi (2,008.54 km) |
| Castleton to Matino | 1,332.44 mi (2,144.36 km) |
| Castleton to Mazzarino | 1,370.14 mi (2,205.02 km) |
| Castleton to Meda | 744.81 mi (1,198.65 km) |
| Castleton to Medesano | 823.68 mi (1,325.58 km) |
| Castleton to Medicina | 884.25 mi (1,423.07 km) |
| Castleton to Meldola | 916.02 mi (1,474.19 km) |
| Castleton to Melegnano | 766.22 mi (1,233.11 km) |
| Castleton to Melendugno | 1,326.53 mi (2,134.84 km) |
| Castleton to Melfi | 1,199.43 mi (1,930.29 km) |
| Castleton to Melilli | 1,402.37 mi (2,256.90 km) |
| Castleton to Melito di Napoli | 1,160.07 mi (1,866.96 km) |
| Castleton to Melito di Porto Salvo | 1,378.25 mi (2,218.07 km) |
