| Karlovo to Montivilliers | 1,265.15 mi (2,036.06 km) |
| Karlovo to Montlouis-sur-Loire | 1,210.82 mi (1,948.63 km) |
| Karlovo to Montlucon | 1,119.77 mi (1,802.10 km) |
| Karlovo to Montmagny | 1,161.39 mi (1,869.08 km) |
| Karlovo to Montmorency | 1,162.69 mi (1,871.16 km) |
| Karlovo to Montpellier | 1,054.74 mi (1,697.45 km) |
| Karlovo to Montreuil | 1,155.26 mi (1,859.21 km) |
| Karlovo to Montrouge | 1,159.95 mi (1,866.76 km) |
| Karlovo to Morangis | 1,157.67 mi (1,863.09 km) |
| Karlovo to Morieres-les-Avignon | 1,002.46 mi (1,613.31 km) |
| Karlovo to Morlaix | 1,433.88 mi (2,307.61 km) |
| Karlovo to Morsang-sur-Orge | 1,156.49 mi (1,861.19 km) |
| Karlovo to Mouans-Sartoux | 900.10 mi (1,448.57 km) |
| Karlovo to Mougins | 899.00 mi (1,446.81 km) |
| Karlovo to Moulins | 1,086.83 mi (1,749.08 km) |
