| Cangas de Narcea to Opwijk | 736.58 mi (1,185.41 km) |
| Cangas de Narcea to Ostend | 710.74 mi (1,143.83 km) |
| Cangas de Narcea to Oud-Heverlee | 746.13 mi (1,200.78 km) |
| Cangas de Narcea to Oud-Turnhout | 778.51 mi (1,252.88 km) |
| Cangas de Narcea to Oudenaarde | 712.60 mi (1,146.82 km) |
| Cangas de Narcea to Oudenburg | 710.93 mi (1,144.12 km) |
| Cangas de Narcea to Oupeye | 773.73 mi (1,245.20 km) |
| Cangas de Narcea to Overijse | 739.47 mi (1,190.06 km) |
| Cangas de Narcea to Overpelt | 788.12 mi (1,268.35 km) |
| Cangas de Narcea to Paal | 772.12 mi (1,242.61 km) |
| Cangas de Narcea to Peer | 785.62 mi (1,264.33 km) |
| Cangas de Narcea to Pepinster | 773.90 mi (1,245.48 km) |
| Cangas de Narcea to Peruwelz | 696.20 mi (1,120.43 km) |
| Cangas de Narcea to Perwez | 741.75 mi (1,193.73 km) |
| Cangas de Narcea to Philippeville | 714.22 mi (1,149.42 km) |
