| Matosinhos to Opwijk | 912.96 mi (1,469.26 km) |
| Matosinhos to Ostend | 886.70 mi (1,427.01 km) |
| Matosinhos to Oud-Heverlee | 922.47 mi (1,484.57 km) |
| Matosinhos to Oud-Turnhout | 954.88 mi (1,536.73 km) |
| Matosinhos to Oudenaarde | 888.94 mi (1,430.61 km) |
| Matosinhos to Oudenburg | 886.95 mi (1,427.41 km) |
| Matosinhos to Oupeye | 949.77 mi (1,528.51 km) |
| Matosinhos to Overijse | 915.81 mi (1,473.85 km) |
| Matosinhos to Overpelt | 964.45 mi (1,552.13 km) |
| Matosinhos to Paal | 948.44 mi (1,526.37 km) |
| Matosinhos to Peer | 961.92 mi (1,548.06 km) |
| Matosinhos to Pepinster | 949.77 mi (1,528.51 km) |
| Matosinhos to Peruwelz | 872.58 mi (1,404.28 km) |
| Matosinhos to Perwez | 917.99 mi (1,477.36 km) |
| Matosinhos to Philippeville | 890.29 mi (1,432.79 km) |
