| Ostrow Mazowiecka to Montigny-les-Metz | 729.67 mi (1,174.29 km) |
| Ostrow Mazowiecka to Montivilliers | 963.01 mi (1,549.82 km) |
| Ostrow Mazowiecka to Montlouis-sur-Loire | 1,001.52 mi (1,611.79 km) |
| Ostrow Mazowiecka to Montlucon | 968.82 mi (1,559.17 km) |
| Ostrow Mazowiecka to Montmagny | 889.16 mi (1,430.97 km) |
| Ostrow Mazowiecka to Montmorency | 889.62 mi (1,431.70 km) |
| Ostrow Mazowiecka to Montpellier | 1,039.99 mi (1,673.70 km) |
| Ostrow Mazowiecka to Montreuil | 888.41 mi (1,429.76 km) |
| Ostrow Mazowiecka to Montrouge | 894.71 mi (1,439.90 km) |
| Ostrow Mazowiecka to Morangis | 897.48 mi (1,444.36 km) |
| Ostrow Mazowiecka to Morieres-les-Avignon | 987.32 mi (1,588.94 km) |
| Ostrow Mazowiecka to Morlaix | 1,156.49 mi (1,861.18 km) |
| Ostrow Mazowiecka to Morsang-sur-Orge | 898.36 mi (1,445.77 km) |
| Ostrow Mazowiecka to Mouans-Sartoux | 931.91 mi (1,499.76 km) |
| Ostrow Mazowiecka to Mougins | 932.18 mi (1,500.20 km) |
