| Castleton to Marsala | 1,293.50 mi (2,081.69 km) |
| Castleton to Marsciano | 990.88 mi (1,594.67 km) |
| Castleton to Martano | 1,328.99 mi (2,138.81 km) |
| Castleton to Martellago | 846.50 mi (1,362.31 km) |
| Castleton to Martina Franca | 1,270.16 mi (2,044.12 km) |
| Castleton to Martinengo | 768.27 mi (1,236.42 km) |
| Castleton to Martinsicuro | 1,042.11 mi (1,677.12 km) |
| Castleton to Mascali | 1,371.17 mi (2,206.69 km) |
| Castleton to Mascalucia | 1,377.74 mi (2,217.27 km) |
| Castleton to Masera di Padova | 848.43 mi (1,365.41 km) |
| Castleton to Maserada sul Piave | 841.81 mi (1,354.76 km) |
| Castleton to Massa | 863.35 mi (1,389.42 km) |
| Castleton to Massa Lombarda | 891.82 mi (1,435.24 km) |
| Castleton to Massafra | 1,269.35 mi (2,042.82 km) |
| Castleton to Massalubrense | 1,180.52 mi (1,899.87 km) |
