| Celorico de Basto to Opwijk | 879.87 mi (1,416.01 km) |
| Celorico de Basto to Ostend | 854.88 mi (1,375.80 km) |
| Celorico de Basto to Oud-Heverlee | 888.91 mi (1,430.56 km) |
| Celorico de Basto to Oud-Turnhout | 921.66 mi (1,483.27 km) |
| Celorico de Basto to Oudenaarde | 856.13 mi (1,377.82 km) |
| Celorico de Basto to Oudenburg | 855.01 mi (1,376.01 km) |
| Celorico de Basto to Oupeye | 915.50 mi (1,473.36 km) |
| Celorico de Basto to Overijse | 882.28 mi (1,419.89 km) |
| Celorico de Basto to Overpelt | 930.85 mi (1,498.07 km) |
| Celorico de Basto to Paal | 914.80 mi (1,472.23 km) |
| Celorico de Basto to Peer | 928.21 mi (1,493.82 km) |
| Celorico de Basto to Pepinster | 915.26 mi (1,472.96 km) |
| Celorico de Basto to Peruwelz | 839.39 mi (1,350.86 km) |
| Celorico de Basto to Perwez | 884.10 mi (1,422.82 km) |
| Celorico de Basto to Philippeville | 856.09 mi (1,377.75 km) |
