| Opatija to Mislata | 851.10 mi (1,369.71 km) |
| Opatija to Moana | 1,164.29 mi (1,873.75 km) |
| Opatija to Moguer | 1,225.26 mi (1,971.86 km) |
| Opatija to Molina de Segura | 942.78 mi (1,517.25 km) |
| Opatija to Molins de Rey | 672.85 mi (1,082.85 km) |
| Opatija to Mollerusa | 717.92 mi (1,155.38 km) |
| Opatija to Mollet | 660.01 mi (1,062.19 km) |
| Opatija to Moncada | 662.62 mi (1,066.39 km) |
| Opatija to Moncada | 847.54 mi (1,363.99 km) |
| Opatija to Monforte de Lemos | 1,099.44 mi (1,769.38 km) |
| Opatija to Monforte del Cid | 908.36 mi (1,461.86 km) |
| Opatija to Mongat | 659.10 mi (1,060.72 km) |
| Opatija to Monovar | 910.67 mi (1,465.59 km) |
| Opatija to Monserrat | 863.92 mi (1,390.34 km) |
| Opatija to Montijo | 1,155.93 mi (1,860.29 km) |
