| Opovo to Miedzychod | 560.76 mi (902.45 km) |
| Opovo to Miedzyrzec Podlaski | 490.80 mi (789.87 km) |
| Opovo to Miedzyrzecz | 556.30 mi (895.28 km) |
| Opovo to Mielec | 364.45 mi (586.52 km) |
| Opovo to Mikolow | 360.49 mi (580.16 km) |
| Opovo to Milanowek | 489.41 mi (787.63 km) |
| Opovo to Milicz | 470.49 mi (757.18 km) |
| Opovo to Minsk Mazowiecki | 495.44 mi (797.34 km) |
| Opovo to Mlawa | 557.23 mi (896.78 km) |
| Opovo to Mogilno | 536.87 mi (864.00 km) |
| Opovo to Monki | 586.67 mi (944.16 km) |
| Opovo to Morag | 612.90 mi (986.37 km) |
| Opovo to Mosina | 523.19 mi (841.99 km) |
| Opovo to Mragowo | 610.28 mi (982.15 km) |
| Opovo to Murowana Goslina | 541.80 mi (871.94 km) |
