| Opava to Marsciano | 552.57 mi (889.28 km) |
| Opava to Martano | 673.11 mi (1,083.27 km) |
| Opava to Martellago | 403.94 mi (650.07 km) |
| Opava to Martina Franca | 638.89 mi (1,028.19 km) |
| Opava to Martinengo | 483.21 mi (777.65 km) |
| Opava to Martinsicuro | 522.95 mi (841.61 km) |
| Opava to Mascali | 852.68 mi (1,372.25 km) |
| Opava to Mascalucia | 866.40 mi (1,394.33 km) |
| Opava to Masera di Padova | 425.16 mi (684.23 km) |
| Opava to Maserada sul Piave | 388.21 mi (624.76 km) |
| Opava to Massa | 547.70 mi (881.44 km) |
| Opava to Massa Lombarda | 474.51 mi (763.64 km) |
| Opava to Massafra | 647.48 mi (1,042.02 km) |
| Opava to Massalubrense | 666.62 mi (1,072.83 km) |
| Opava to Massarosa | 550.54 mi (886.00 km) |
