| Kostinbrod to Masquefa | 1,096.98 mi (1,765.43 km) |
| Kostinbrod to Matadepera | 1,084.91 mi (1,745.99 km) |
| Kostinbrod to Mazarron | 1,338.32 mi (2,153.83 km) |
| Kostinbrod to Meco | 1,372.75 mi (2,209.23 km) |
| Kostinbrod to Medina del Campo | 1,440.31 mi (2,317.95 km) |
| Kostinbrod to Medina Sidonia | 1,601.97 mi (2,578.11 km) |
| Kostinbrod to Mejorada del Campo | 1,378.68 mi (2,218.77 km) |
| Kostinbrod to Meliana | 1,242.28 mi (1,999.25 km) |
| Kostinbrod to Mengibar | 1,454.32 mi (2,340.51 km) |
| Kostinbrod to Merida | 1,559.46 mi (2,509.70 km) |
| Kostinbrod to Miajadas | 1,540.26 mi (2,478.80 km) |
| Kostinbrod to Mieres | 1,457.21 mi (2,345.15 km) |
| Kostinbrod to Miguelturra | 1,437.14 mi (2,312.86 km) |
| Kostinbrod to Mijas | 1,533.46 mi (2,467.86 km) |
| Kostinbrod to Miranda de Ebro | 1,321.44 mi (2,126.65 km) |
