| Opmeer to Marsala | 1,090.65 mi (1,755.24 km) |
| Opmeer to Marsciano | 756.89 mi (1,218.10 km) |
| Opmeer to Martano | 1,068.60 mi (1,719.74 km) |
| Opmeer to Martellago | 591.37 mi (951.72 km) |
| Opmeer to Martina Franca | 1,012.68 mi (1,629.75 km) |
| Opmeer to Martinengo | 538.30 mi (866.31 km) |
| Opmeer to Martinsicuro | 794.43 mi (1,278.52 km) |
| Opmeer to Mascali | 1,144.43 mi (1,841.78 km) |
| Opmeer to Mascalucia | 1,153.10 mi (1,855.74 km) |
| Opmeer to Masera di Padova | 598.13 mi (962.60 km) |
| Opmeer to Maserada sul Piave | 583.37 mi (938.84 km) |
| Opmeer to Massa | 643.93 mi (1,036.30 km) |
| Opmeer to Massa Lombarda | 650.05 mi (1,046.16 km) |
| Opmeer to Massafra | 1,013.84 mi (1,631.62 km) |
| Opmeer to Massalubrense | 944.60 mi (1,520.18 km) |
