| Croxley Green to Opwijk | 205.33 mi (330.44 km) |
| Croxley Green to Ostend | 147.79 mi (237.84 km) |
| Croxley Green to Oud-Heverlee | 228.10 mi (367.08 km) |
| Croxley Green to Oud-Turnhout | 234.63 mi (377.60 km) |
| Croxley Green to Oudenaarde | 183.37 mi (295.11 km) |
| Croxley Green to Oudenburg | 151.85 mi (244.38 km) |
| Croxley Green to Oupeye | 271.48 mi (436.90 km) |
| Croxley Green to Overijse | 223.52 mi (359.72 km) |
| Croxley Green to Overpelt | 254.17 mi (409.05 km) |
| Croxley Green to Paal | 246.01 mi (395.91 km) |
| Croxley Green to Peer | 256.72 mi (413.15 km) |
| Croxley Green to Pepinster | 281.61 mi (453.21 km) |
| Croxley Green to Peruwelz | 191.46 mi (308.13 km) |
| Croxley Green to Perwez | 238.68 mi (384.12 km) |
| Croxley Green to Philippeville | 239.36 mi (385.21 km) |
