| Opatija to Matelica | 157.03 mi (252.72 km) |
| Opatija to Matera | 342.70 mi (551.52 km) |
| Opatija to Matino | 414.61 mi (667.25 km) |
| Opatija to Mazzarino | 555.07 mi (893.30 km) |
| Opatija to Meda | 249.62 mi (401.72 km) |
| Opatija to Medesano | 207.35 mi (333.70 km) |
| Opatija to Medicina | 143.09 mi (230.28 km) |
| Opatija to Meldola | 138.09 mi (222.23 km) |
| Opatija to Melegnano | 241.61 mi (388.84 km) |
| Opatija to Melendugno | 405.28 mi (652.23 km) |
| Opatija to Melfi | 307.02 mi (494.10 km) |
| Opatija to Melilli | 564.70 mi (908.79 km) |
| Opatija to Melito di Napoli | 305.18 mi (491.13 km) |
| Opatija to Melito di Porto Salvo | 518.11 mi (833.81 km) |
| Opatija to Melzo | 237.08 mi (381.55 km) |
