| Castleton to Mancha Real | 1,094.12 mi (1,760.81 km) |
| Castleton to Manilva | 1,198.10 mi (1,928.15 km) |
| Castleton to Manises | 978.09 mi (1,574.08 km) |
| Castleton to Manlleu | 826.71 mi (1,330.47 km) |
| Castleton to Manresa | 840.30 mi (1,352.33 km) |
| Castleton to Manzanares | 1,009.96 mi (1,625.37 km) |
| Castleton to Manzanares el Real | 892.24 mi (1,435.93 km) |
| Castleton to Maracena | 1,134.64 mi (1,826.02 km) |
| Castleton to Marbella | 1,186.87 mi (1,910.08 km) |
| Castleton to Marchena | 1,133.92 mi (1,824.86 km) |
| Castleton to Marin | 829.58 mi (1,335.08 km) |
| Castleton to Marratxi | 991.10 mi (1,595.03 km) |
| Castleton to Martorell | 858.40 mi (1,381.46 km) |
| Castleton to Martos | 1,100.11 mi (1,770.45 km) |
| Castleton to Masamagrell | 972.58 mi (1,565.21 km) |
