| Ostrow Mazowiecka to Mislata | 1,399.88 mi (2,252.90 km) |
| Ostrow Mazowiecka to Moana | 1,587.04 mi (2,554.09 km) |
| Ostrow Mazowiecka to Moguer | 1,746.50 mi (2,810.72 km) |
| Ostrow Mazowiecka to Molina de Segura | 1,502.31 mi (2,417.73 km) |
| Ostrow Mazowiecka to Molins de Rey | 1,214.78 mi (1,955.00 km) |
| Ostrow Mazowiecka to Mollerusa | 1,243.93 mi (2,001.92 km) |
| Ostrow Mazowiecka to Mollet | 1,201.75 mi (1,934.03 km) |
| Ostrow Mazowiecka to Moncada | 1,205.03 mi (1,939.30 km) |
| Ostrow Mazowiecka to Moncada | 1,395.53 mi (2,245.88 km) |
| Ostrow Mazowiecka to Monforte de Lemos | 1,527.45 mi (2,458.19 km) |
| Ostrow Mazowiecka to Monforte del Cid | 1,468.30 mi (2,363.01 km) |
| Ostrow Mazowiecka to Mongat | 1,202.84 mi (1,935.78 km) |
| Ostrow Mazowiecka to Monovar | 1,469.00 mi (2,364.13 km) |
| Ostrow Mazowiecka to Monserrat | 1,412.60 mi (2,273.35 km) |
| Ostrow Mazowiecka to Montijo | 1,656.95 mi (2,666.60 km) |
