| Castle Rock to Mancha Real | 5,137.62 mi (8,268.21 km) |
| Castle Rock to Manilva | 5,125.81 mi (8,249.19 km) |
| Castle Rock to Manises | 5,197.69 mi (8,364.88 km) |
| Castle Rock to Manlleu | 5,196.67 mi (8,363.23 km) |
| Castle Rock to Manresa | 5,190.95 mi (8,354.03 km) |
| Castle Rock to Manzanares | 5,096.39 mi (8,201.84 km) |
| Castle Rock to Manzanares el Real | 5,002.95 mi (8,051.46 km) |
| Castle Rock to Maracena | 5,161.74 mi (8,307.02 km) |
| Castle Rock to Marbella | 5,136.30 mi (8,266.08 km) |
| Castle Rock to Marchena | 5,078.57 mi (8,173.16 km) |
| Castle Rock to Marin | 4,732.75 mi (7,616.62 km) |
| Castle Rock to Marratxi | 5,321.19 mi (8,563.63 km) |
| Castle Rock to Martorell | 5,206.16 mi (8,378.51 km) |
| Castle Rock to Martos | 5,125.34 mi (8,248.43 km) |
| Castle Rock to Masamagrell | 5,198.84 mi (8,366.72 km) |
