| Kostinbrod to Montilla | 1,506.07 mi (2,423.78 km) |
| Kostinbrod to Montmelo | 1,074.17 mi (1,728.70 km) |
| Kostinbrod to Montornes del Valles | 1,073.45 mi (1,727.55 km) |
| Kostinbrod to Montoro | 1,482.13 mi (2,385.25 km) |
| Kostinbrod to Monzon | 1,173.57 mi (1,888.68 km) |
| Kostinbrod to Mora | 1,412.64 mi (2,273.42 km) |
| Kostinbrod to Moralzarzal | 1,403.12 mi (2,258.10 km) |
| Kostinbrod to Moron de la Frontera | 1,559.91 mi (2,510.44 km) |
| Kostinbrod to Mostoles | 1,404.23 mi (2,259.89 km) |
| Kostinbrod to Motril | 1,472.95 mi (2,370.49 km) |
| Kostinbrod to Muchamiel | 1,273.18 mi (2,048.99 km) |
| Kostinbrod to Mula | 1,335.38 mi (2,149.09 km) |
| Kostinbrod to Munguia | 1,310.38 mi (2,108.85 km) |
| Kostinbrod to Murcia | 1,318.68 mi (2,122.22 km) |
| Kostinbrod to Muro del Alcoy | 1,263.71 mi (2,033.74 km) |
