| Castle Rock to Masanasa | 5,203.09 mi (8,373.56 km) |
| Castle Rock to Masquefa | 5,200.24 mi (8,368.97 km) |
| Castle Rock to Matadepera | 5,204.13 mi (8,375.23 km) |
| Castle Rock to Mazarron | 5,243.91 mi (8,439.25 km) |
| Castle Rock to Meco | 5,032.50 mi (8,099.03 km) |
| Castle Rock to Medina del Campo | 4,935.17 mi (7,942.40 km) |
| Castle Rock to Medina Sidonia | 5,092.88 mi (8,196.20 km) |
| Castle Rock to Mejorada del Campo | 5,036.63 mi (8,105.68 km) |
| Castle Rock to Meliana | 5,199.93 mi (8,368.48 km) |
| Castle Rock to Mengibar | 5,121.45 mi (8,242.17 km) |
| Castle Rock to Merida | 4,973.72 mi (8,004.42 km) |
| Castle Rock to Miajadas | 4,974.93 mi (8,006.38 km) |
| Castle Rock to Mieres | 4,820.29 mi (7,757.50 km) |
| Castle Rock to Miguelturra | 5,073.15 mi (8,164.45 km) |
| Castle Rock to Mijas | 5,143.74 mi (8,278.05 km) |
